1578:
766:
569:
35:
515:
began to read data from the memory of Solrad 9. The satellite remained active until
February 25, 1974, when the gas reserves useful to maintain control of the facility were over. Once the stability was lost, in fact, the satellite became useless and therefore was turned off.
452:
and recorded in a core memory that read out its contents on command. Individual scientists and institutions were invited to receive and use the data transmitted on the 136 MHz telemetry band on the standard IRIG channels three through eight.
1624:
471:
Solrad 9 was particularly important among the Solrad series satellites because thanks to the collected data were useful to predict the behavior of the sun during the period of the first crewed missions of the
2236:
1426:
1555:
2337:
2229:
1609:
1308:
496:
and which would have produced potentially hazardous (to even fatal) effects to astronauts had then been in space (if the spacecraft were outside the Earth's protective
1619:
395:, was one of the SOLRAD (Solar Radiation) program that began in 1960 to provide continuous coverage of solar radiation with a set of standard photometers.
1599:
1366:
1341:
1932:
1690:
2372:
2111:
1926:
2064:
2059:
2054:
2049:
2044:
2039:
2034:
2029:
1562:
692:
2070:
1825:
1419:
2222:
2215:
2208:
2201:
2008:
1521:
434:
2543:
2518:
2493:
2481:
2476:
2466:
2436:
2431:
2426:
2404:
2399:
2387:
2382:
2357:
2332:
2305:
2295:
2285:
2275:
2270:
2187:
2171:
2141:
2131:
2116:
2096:
2091:
2076:
2024:
2002:
1997:
1958:
1943:
1938:
1921:
1866:
1861:
1856:
1851:
1836:
1789:
1772:
1752:
1737:
1315:
1614:
799:
2528:
2523:
2503:
2446:
2441:
2409:
2377:
2315:
2310:
2290:
2156:
2151:
2146:
2086:
2081:
2014:
1982:
1953:
1906:
1846:
1841:
1831:
1794:
1767:
1762:
1747:
1742:
1514:
2367:
1963:
1548:
2508:
2487:
2264:
1804:
465:
1577:
1683:
1528:
1356:
1243:
1397:
1286:
1258:
177:
2606:
1253:
460:
operations in August 1967 and the orbiting of Solrad 9, solar activity data were obtained using photometers in satellites
2513:
2456:
2352:
2347:
1279:
1411:
1163:
817:
1676:
1376:
1433:
1293:
1173:
792:
1475:
1460:
1383:
1346:
1265:
1465:
1404:
1236:
1168:
2601:
1541:
1361:
1213:
1231:
1203:
1133:
1108:
550:
480:, it is therefore useful to draw up a mission program to ensure, from this point of view, the safety of
2611:
1208:
785:
485:
1198:
723:
590:
507:
memory data, put into orbit on the 8th of the same month, and so continued until June 1973, when the
119:
80:
70:
17:
2576:
Payloads are separated by bullets ( · ), launches by pipes ( | ). Crewed flights are indicated in
586:
404:
1333:
742:
738:
446:
442:
253:
8:
1715:
1704:
1700:
283:
1668:
1509:
1497:
1248:
771:
1778:
1604:
1535:
1193:
1188:
1078:
1068:
993:
808:
751:
341:
303:
615:
2548:
2321:
918:
898:
888:
746:
236:
863:
438:
327:
246:
663:
473:
293:
166:
441:
viewed the sun with each revolution. Data were simultaneously transmitted via
2595:
573:
497:
423:
412:
1659:
Symbol indicates failure en route or before intended mission data returned
416:
2166:
2161:
2101:
1819:
1732:
1178:
1143:
1138:
1128:
1123:
1118:
1113:
1103:
1098:
1093:
1083:
1073:
1063:
1058:
1048:
1043:
1038:
1033:
1028:
1023:
1013:
1008:
1003:
998:
988:
983:
978:
973:
968:
958:
953:
948:
943:
938:
933:
928:
923:
908:
903:
354:
349:
640:
523:, its predecessor, Solrad 9 did not remain in orbit and returned to the
2565:
2553:
2533:
2498:
2362:
2327:
2280:
2136:
2106:
2019:
1992:
1987:
1948:
1916:
1911:
1901:
1896:
1891:
1814:
1809:
1784:
1727:
893:
883:
873:
868:
858:
853:
848:
843:
838:
524:
323:
2451:
1088:
508:
504:
493:
481:
449:
422:
Solrad 9 was a spin stabilized satellite oriented with its spin axis
373:
2584:. Payloads deployed from other spacecraft are denoted in (brackets).
777:
2559:
2471:
2393:
2250:
2243:
1976:
1969:
1871:
1757:
1480:
1470:
1053:
1018:
520:
489:
477:
457:
408:
368:
2420:
2414:
1886:
1487:
1301:
572:
This article incorporates text from this source, which is in the
2538:
2461:
2300:
2257:
2181:
2126:
2121:
1881:
1876:
1799:
1390:
1272:
1183:
1158:
1153:
1148:
700:
361:
2342:
2194:
2176:
1502:
1492:
1371:
1351:
963:
913:
878:
461:
427:
331:
273:
263:
1322:
512:
63:
34:
52:
1698:
693:"United States Space Science Program: Report to COSPAR"
431:
484:. It recorded important data on one of the strongest
761:
456:
In the time that elapsed between the termination of
1444:
721:
699:. National Research Council. Space Science Board,
2593:
1448:
426:to the sun-satellite line so that the 14 solar
1452:
1223:
96:22 years, 8 months and 10 days
2580:. Uncatalogued launch failures are listed in
1684:
793:
511:data storage device had a bad operation and
503:As of July 1971, it was decided to use the
1691:
1677:
800:
786:
609:
607:
750:
1592:
398:
715:
604:
545:
543:
541:
539:
527:, disintegrating on November 16, 1990.
14:
2594:
724:"The Rough Guide to the Moon and Mars"
1672:
807:
781:
687:
685:
661:
613:
536:
722:Lockwood, Mike; M. Hapgood (2007).
437:pointing radially outward from its
403:Was launched on March 5, 1968 from
24:
818:List of Explorers Program missions
682:
662:Vítek, Antonín (7 December 2004).
557:. NASA Goddard Space Flight Center
25:
2623:
1644:indicates active current missions
1576:
764:
752:10.1111/j.1468-4004.2007.48611.x
567:
33:
1656:indicate missions yet to launch
697:National Academies, 1969, p. 27
655:
633:
579:
82:
13:
1:
530:
1650:indicates cancelled missions
587:"Solar Observing satellites"
278:638 kilometers (396 mi)
268:448 kilometers (278 mi)
7:
2607:Spacecraft launched in 1968
476:, starting from the first,
129:198 kilograms (437 lb)
10:
2628:
2574:
1723:
1637:
1585:
1574:
1443:
1332:
1222:
831:
824:
815:
664:"1968-017A - Explorer 37"
591:Colorado State University
338:
321:
316:
312:
302:
292:
282:
272:
262:
252:
242:
232:
227:
223:
219:
204:
196:
191:
187:
183:
173:
162:
146:
141:
137:
133:
125:
120:Naval Research Laboratory
115:
110:
106:
102:
92:
79:
69:
59:
48:
44:
32:
743:2007A&G....48f..11L
405:Wallops Flight Facility
488:that occurred between
620:Joanthan's Space Page
399:Launch and operations
233:Reference system
111:Spacecraft properties
1707:Orbital launches in
641:"Explorer 37 (SE-B)"
614:McDowell, Jonathan.
2602:1968 in spaceflight
154:1968-03-05UTC18:28Z
150:5 March 1968, 18:28
29:
994:25 (Injun 4, IE-B)
772:Spaceflight portal
228:Orbital parameters
27:
2612:Explorers Program
2589:
2588:
1666:
1665:
1633:
1632:
1572:
1571:
1079:42 (Uhuru, SAS-A)
809:Explorers Program
382:
381:
298:95.5 minutes
16:(Redirected from
2619:
2549:Intelsat III F-2
2322:Intelsat III F-1
1712:
1711:
1710:
1693:
1686:
1679:
1670:
1669:
1649:
1643:
1590:
1589:
1580:
1531:
1524:
1517:
1505:
1483:
1454:
1450:
1446:
1414:
1407:
1400:
1393:
1386:
1379:
1296:
1289:
1282:
1275:
1268:
1261:
1239:
1225:
829:
828:
802:
795:
788:
779:
778:
774:
769:
768:
767:
757:
756:
754:
728:
719:
713:
712:
710:
708:
689:
680:
679:
677:
675:
659:
653:
652:
650:
648:
637:
631:
630:
628:
626:
611:
602:
601:
599:
597:
583:
577:
571:
570:
566:
564:
562:
547:
419:launch vehicle.
264:Perigee altitude
215:
213:
208:16 November 1990
157:
155:
142:Start of mission
93:Mission duration
84:
37:
30:
26:
21:
2627:
2626:
2622:
2621:
2620:
2618:
2617:
2616:
2592:
2591:
2590:
2585:
2570:
2373:Molniya-1 No.14
2112:Molniya-1 No.13
1927:Molniya-1 No.10
1719:
1718:
1708:
1706:
1705:
1703:
1697:
1667:
1662:
1647:
1641:
1629:
1581:
1568:
1529:
1522:
1515:
1503:
1481:
1439:
1412:
1405:
1398:
1391:
1384:
1377:
1328:
1294:
1287:
1280:
1273:
1266:
1259:
1237:
1218:
820:
811:
806:
770:
765:
763:
760:
731:Astron. Geophys
726:
720:
716:
706:
704:
691:
690:
683:
673:
671:
660:
656:
646:
644:
639:
638:
634:
624:
622:
612:
605:
595:
593:
585:
584:
580:
568:
560:
558:
549:
548:
537:
533:
500:) at the time.
439:equatorial belt
401:
378:
377:
371:
364:
359:
358:
352:
345:
274:Apogee altitude
211:
209:
153:
151:
97:
40:
23:
22:
15:
12:
11:
5:
2625:
2615:
2614:
2609:
2604:
2587:
2586:
2575:
2572:
2571:
2569:
2568:
2563:
2556:
2551:
2546:
2541:
2536:
2531:
2526:
2521:
2516:
2511:
2506:
2501:
2496:
2491:
2484:
2479:
2474:
2469:
2464:
2459:
2454:
2449:
2444:
2439:
2434:
2429:
2424:
2417:
2412:
2407:
2402:
2397:
2390:
2385:
2380:
2375:
2370:
2365:
2360:
2355:
2350:
2345:
2340:
2335:
2330:
2325:
2318:
2313:
2308:
2303:
2298:
2293:
2288:
2283:
2278:
2273:
2268:
2261:
2254:
2247:
2240:
2233:
2226:
2219:
2212:
2205:
2198:
2191:
2184:
2179:
2174:
2169:
2164:
2159:
2154:
2149:
2144:
2139:
2134:
2129:
2124:
2119:
2114:
2109:
2104:
2099:
2094:
2089:
2084:
2079:
2074:
2067:
2062:
2057:
2052:
2047:
2042:
2037:
2032:
2027:
2022:
2017:
2012:
2005:
2000:
1995:
1990:
1985:
1980:
1973:
1966:
1961:
1956:
1951:
1946:
1941:
1936:
1929:
1924:
1919:
1914:
1909:
1904:
1899:
1894:
1889:
1884:
1879:
1874:
1869:
1864:
1859:
1854:
1849:
1844:
1839:
1834:
1829:
1822:
1817:
1812:
1807:
1802:
1797:
1792:
1787:
1782:
1775:
1770:
1765:
1760:
1755:
1750:
1745:
1740:
1735:
1730:
1724:
1721:
1720:
1714:
1699:
1696:
1695:
1688:
1681:
1673:
1664:
1663:
1661:
1660:
1657:
1651:
1645:
1638:
1635:
1634:
1631:
1630:
1628:
1627:
1622:
1617:
1612:
1607:
1602:
1596:
1594:
1587:
1583:
1582:
1575:
1573:
1570:
1569:
1567:
1566:
1559:
1552:
1545:
1538:
1533:
1526:
1519:
1512:
1507:
1500:
1495:
1490:
1485:
1478:
1473:
1468:
1463:
1457:
1455:
1441:
1440:
1438:
1437:
1430:
1423:
1416:
1409:
1402:
1395:
1388:
1381:
1374:
1369:
1364:
1359:
1354:
1349:
1344:
1338:
1336:
1330:
1329:
1327:
1326:
1319:
1312:
1305:
1298:
1291:
1284:
1277:
1274:85–89 (THEMIS)
1270:
1263:
1256:
1251:
1246:
1241:
1234:
1228:
1226:
1220:
1219:
1217:
1216:
1211:
1206:
1201:
1196:
1191:
1186:
1181:
1176:
1171:
1166:
1161:
1156:
1151:
1146:
1141:
1136:
1131:
1129:52 (Hawkeye 1)
1126:
1121:
1116:
1111:
1106:
1101:
1096:
1091:
1089:44 (Solrad 10)
1086:
1081:
1076:
1071:
1066:
1061:
1056:
1051:
1046:
1041:
1036:
1031:
1026:
1021:
1016:
1011:
1006:
1001:
996:
991:
986:
981:
976:
971:
966:
961:
956:
951:
946:
941:
936:
931:
926:
921:
916:
911:
906:
901:
896:
891:
886:
881:
876:
871:
866:
861:
856:
851:
846:
841:
835:
833:
826:
822:
821:
816:
813:
812:
805:
804:
797:
790:
782:
776:
775:
759:
758:
714:
681:
654:
632:
603:
578:
534:
532:
529:
474:Apollo Program
400:
397:
380:
379:
372:
366:
365:
360:
353:
347:
346:
339:
336:
335:
319:
318:
314:
313:
310:
309:
306:
300:
299:
296:
290:
289:
286:
280:
279:
276:
270:
269:
266:
260:
259:
256:
250:
249:
244:
240:
239:
234:
230:
229:
225:
224:
221:
220:
217:
216:
206:
202:
201:
198:
194:
193:
192:End of mission
189:
188:
185:
184:
181:
180:
175:
171:
170:
164:
160:
159:
148:
144:
143:
139:
138:
135:
134:
131:
130:
127:
123:
122:
117:
113:
112:
108:
107:
104:
103:
100:
99:
94:
90:
89:
86:
77:
76:
73:
67:
66:
61:
57:
56:
50:
46:
45:
42:
41:
38:
9:
6:
4:
3:
2:
2624:
2613:
2610:
2608:
2605:
2603:
2600:
2599:
2597:
2583:
2579:
2573:
2567:
2564:
2562:
2561:
2557:
2555:
2552:
2550:
2547:
2545:
2542:
2540:
2537:
2535:
2532:
2530:
2527:
2525:
2522:
2520:
2517:
2515:
2512:
2510:
2507:
2505:
2502:
2500:
2497:
2495:
2492:
2490:
2489:
2485:
2483:
2480:
2478:
2475:
2473:
2470:
2468:
2465:
2463:
2460:
2458:
2455:
2453:
2450:
2448:
2445:
2443:
2440:
2438:
2435:
2433:
2430:
2428:
2425:
2423:
2422:
2418:
2416:
2413:
2411:
2408:
2406:
2403:
2401:
2398:
2396:
2395:
2391:
2389:
2386:
2384:
2381:
2379:
2376:
2374:
2371:
2369:
2366:
2364:
2361:
2359:
2356:
2354:
2351:
2349:
2346:
2344:
2341:
2339:
2336:
2334:
2331:
2329:
2326:
2324:
2323:
2319:
2317:
2314:
2312:
2309:
2307:
2304:
2302:
2299:
2297:
2294:
2292:
2289:
2287:
2284:
2282:
2279:
2277:
2274:
2272:
2269:
2267:
2266:
2262:
2260:
2259:
2255:
2253:
2252:
2248:
2246:
2245:
2241:
2239:
2238:
2234:
2232:
2231:
2227:
2225:
2224:
2220:
2218:
2217:
2213:
2211:
2210:
2206:
2204:
2203:
2199:
2197:
2196:
2192:
2190:
2189:
2185:
2183:
2180:
2178:
2175:
2173:
2170:
2168:
2165:
2163:
2160:
2158:
2155:
2153:
2150:
2148:
2145:
2143:
2140:
2138:
2135:
2133:
2130:
2128:
2125:
2123:
2120:
2118:
2115:
2113:
2110:
2108:
2105:
2103:
2100:
2098:
2095:
2093:
2090:
2088:
2085:
2083:
2080:
2078:
2075:
2073:
2072:
2071:Strela-2 No.3
2068:
2066:
2063:
2061:
2058:
2056:
2053:
2051:
2048:
2046:
2043:
2041:
2038:
2036:
2033:
2031:
2028:
2026:
2023:
2021:
2018:
2016:
2013:
2011:
2010:
2006:
2004:
2001:
1999:
1996:
1994:
1991:
1989:
1986:
1984:
1981:
1979:
1978:
1974:
1972:
1971:
1967:
1965:
1962:
1960:
1957:
1955:
1952:
1950:
1947:
1945:
1942:
1940:
1937:
1935:
1934:
1930:
1928:
1925:
1923:
1920:
1918:
1915:
1913:
1910:
1908:
1905:
1903:
1900:
1898:
1895:
1893:
1890:
1888:
1885:
1883:
1880:
1878:
1875:
1873:
1870:
1868:
1865:
1863:
1860:
1858:
1855:
1853:
1850:
1848:
1845:
1843:
1840:
1838:
1835:
1833:
1830:
1828:
1827:
1826:DS-U1-Ya No.1
1823:
1821:
1818:
1816:
1813:
1811:
1808:
1806:
1803:
1801:
1798:
1796:
1793:
1791:
1788:
1786:
1783:
1781:
1780:
1776:
1774:
1771:
1769:
1766:
1764:
1761:
1759:
1756:
1754:
1751:
1749:
1746:
1744:
1741:
1739:
1736:
1734:
1731:
1729:
1726:
1725:
1722:
1717:
1713:
1702:
1694:
1689:
1687:
1682:
1680:
1675:
1674:
1671:
1658:
1655:
1652:
1646:
1640:
1639:
1636:
1626:
1623:
1621:
1618:
1616:
1613:
1611:
1608:
1606:
1603:
1601:
1598:
1597:
1595:
1591:
1588:
1584:
1579:
1565:
1564:
1560:
1558:
1557:
1553:
1551:
1550:
1546:
1544:
1543:
1539:
1537:
1534:
1532:
1527:
1525:
1520:
1518:
1513:
1511:
1508:
1506:
1501:
1499:
1496:
1494:
1491:
1489:
1486:
1484:
1479:
1477:
1474:
1472:
1471:76 (TERRIERS)
1469:
1467:
1464:
1462:
1459:
1458:
1456:
1442:
1436:
1435:
1431:
1429:
1428:
1424:
1422:
1421:
1417:
1415:
1410:
1408:
1403:
1401:
1396:
1394:
1389:
1387:
1382:
1380:
1375:
1373:
1370:
1368:
1365:
1363:
1360:
1358:
1355:
1353:
1350:
1348:
1345:
1343:
1340:
1339:
1337:
1335:
1331:
1325:
1324:
1320:
1318:
1317:
1313:
1311:
1310:
1306:
1304:
1303:
1299:
1297:
1292:
1290:
1285:
1283:
1278:
1276:
1271:
1269:
1264:
1262:
1257:
1255:
1252:
1250:
1247:
1245:
1242:
1240:
1235:
1233:
1230:
1229:
1227:
1221:
1215:
1212:
1210:
1207:
1205:
1202:
1200:
1197:
1195:
1192:
1190:
1187:
1185:
1182:
1180:
1177:
1175:
1172:
1170:
1167:
1165:
1162:
1160:
1157:
1155:
1152:
1150:
1147:
1145:
1142:
1140:
1137:
1135:
1132:
1130:
1127:
1125:
1122:
1120:
1117:
1115:
1112:
1110:
1107:
1105:
1102:
1100:
1097:
1095:
1092:
1090:
1087:
1085:
1082:
1080:
1077:
1075:
1072:
1070:
1067:
1065:
1062:
1060:
1057:
1055:
1054:37 (Solrad 9)
1052:
1050:
1047:
1045:
1042:
1040:
1037:
1035:
1032:
1030:
1027:
1025:
1022:
1020:
1019:30 (Solrad 8)
1017:
1015:
1012:
1010:
1007:
1005:
1002:
1000:
997:
995:
992:
990:
987:
985:
982:
980:
977:
975:
972:
970:
967:
965:
962:
960:
957:
955:
952:
950:
947:
945:
942:
940:
937:
935:
932:
930:
927:
925:
922:
920:
917:
915:
912:
910:
907:
905:
902:
900:
897:
895:
892:
890:
887:
885:
882:
880:
877:
875:
872:
870:
867:
865:
862:
860:
857:
855:
852:
850:
847:
845:
842:
840:
837:
836:
834:
830:
827:
823:
819:
814:
810:
803:
798:
796:
791:
789:
784:
783:
780:
773:
762:
753:
748:
744:
740:
736:
732:
725:
718:
702:
698:
694:
688:
686:
669:
665:
658:
642:
636:
621:
617:
610:
608:
592:
588:
582:
575:
574:public domain
556:
552:
546:
544:
542:
540:
535:
528:
526:
522:
517:
514:
510:
506:
501:
499:
498:magnetosphere
495:
491:
487:
483:
479:
475:
469:
467:
463:
459:
454:
451:
448:
444:
440:
436:
433:
429:
425:
424:perpendicular
420:
418:
414:
413:United States
410:
406:
396:
394:
393:Explorer SE-B
390:
387:, also known
386:
376: →
375:
370:
367:←
363:
357: →
356:
351:
348:←
344:
343:
337:
333:
329:
325:
320:
315:
311:
307:
305:
301:
297:
295:
291:
287:
285:
281:
277:
275:
271:
267:
265:
261:
257:
255:
251:
248:
245:
241:
238:
235:
231:
226:
222:
218:
207:
203:
199:
195:
190:
186:
182:
179:
178:Wallops LA-3A
176:
172:
168:
165:
161:
149:
145:
140:
136:
132:
128:
124:
121:
118:
114:
109:
105:
101:
95:
91:
87:
85:
78:
74:
72:
68:
65:
62:
58:
54:
51:
47:
43:
36:
31:
19:
2581:
2577:
2558:
2486:
2419:
2392:
2320:
2263:
2256:
2249:
2242:
2235:
2228:
2223:Gridsphere R
2221:
2216:Gridsphere B
2214:
2209:Gridsphere 2
2207:
2202:Gridsphere 1
2200:
2193:
2186:
2069:
2009:Sfera No.12L
2007:
1975:
1968:
1931:
1824:
1779:E-6LS No.112
1777:
1653:
1642:Green titles
1561:
1554:
1547:
1540:
1488:82 (CHIPSat)
1432:
1425:
1418:
1321:
1314:
1307:
1300:
1069:40 (Injun 5)
964:S-66A (BE-A)
737:(6): 11–17.
734:
730:
717:
705:. Retrieved
696:
672:. Retrieved
667:
657:
645:. Retrieved
635:
623:. Retrieved
619:
616:"Launch Log"
594:. Retrieved
581:
559:. Retrieved
554:
518:
502:
486:solar storms
470:
455:
421:
402:
392:
388:
384:
383:
340:
308:5 March 1968
254:Eccentricity
197:Last contact
116:Manufacturer
49:Mission type
2167:Explorer 40
2162:Explorer 39
2102:Explorer 38
1933:7K-L1 No.7L
1820:Explorer 37
1733:Explorer 36
1648:Grey titles
1476:79 (HETE-2)
1392:93 (NuSTAR)
1367:81 (RHESSI)
1342:68 (SAMPEX)
1184:61 (Magsat)
1159:56 (ISEE-1)
1049:36 (GEOS-B)
1014:29 (GEOS-A)
435:photometers
389:Explorer 37
355:Explorer 38
350:Explorer 36
324:Photometers
317:Instruments
284:Inclination
174:Launch site
147:Launch date
126:Launch mass
2596:Categories
2566:Kosmos 262
2554:Kosmos 261
2544:Kosmos 260
2534:Kosmos 259
2519:Kosmos 258
2499:Kosmos 257
2494:Kosmos 256
2482:Kosmos 255
2477:Kosmos 254
2467:Kosmos 253
2437:Kosmos 252
2432:Kosmos 251
2427:Kosmos 250
2405:Kosmos 249
2400:Kosmos 248
2388:Kosmos 247
2383:Kosmos 246
2363:Kosmos 245
2358:Kosmos 244
2333:Kosmos 243
2328:Kosmos 242
2306:Kosmos 241
2296:Kosmos 240
2286:Kosmos 239
2281:Kosmos 238
2276:Kosmos 237
2271:Kosmos 236
2188:Orbiscal 1
2172:Kosmos 235
2142:Kosmos 234
2137:Kosmos 233
2132:Kosmos 232
2117:Kosmos 231
2107:Kosmos 230
2097:Kosmos 229
2092:Kosmos 228
2077:Kosmos 227
2025:Kosmos 226
2020:Kosmos 225
2003:Kosmos 224
1998:Kosmos 223
1993:Kosmos 222
1988:Kosmos 221
1959:Kosmos 220
1949:Kosmos 219
1944:Kosmos 218
1939:Kosmos 217
1922:Kosmos 216
1917:Kosmos 215
1912:Kosmos 214
1902:Kosmos 213
1897:Kosmos 212
1892:Kosmos 211
1867:Kosmos 210
1862:Kosmos 209
1857:Kosmos 208
1852:Kosmos 207
1837:Kosmos 206
1815:Kosmos 205
1810:Kosmos 204
1790:Kosmos 203
1785:Kosmos 202
1773:Kosmos 201
1753:Kosmos 200
1738:Kosmos 199
1728:Surveyor 7
1372:83 (GALEX)
1352:73 (TRACE)
1316:HelioSwarm
1267:84 (Swift)
1249:78 (IMAGE)
1134:53 (SAS-C)
1119:50 (IMP-J)
1114:49 (RAE-B)
1109:48 (SAS-B)
1104:47 (IMP-H)
1094:45 (SSS-A)
1084:43 (IMP-I)
1074:41 (IMP-G)
1059:38 (RAE-A)
1044:35 (IMP-E)
1039:34 (IMP-F)
1034:33 (IMP-D)
1024:31 (DME-A)
1009:28 (IMP-C)
999:26 (EPE-D)
984:23 (S-55C)
974:21 (IMP-B)
954:18 (IMP-A)
944:16 (S-55B)
939:15 (EPE-C)
934:14 (EPE-B)
929:13 (S-55A)
924:12 (EPE-A)
839:Explorer 1
670:(in Czech)
643:. n2yo.com
551:"Solrad 9"
531:References
525:atmosphere
482:astronauts
237:Geocentric
212:1990-11-17
205:Decay date
200:March 1974
2578:underline
2452:Pioneer 9
1593:Proposals
1586:Proposals
1466:72 (SNOE)
1413:97 (IXPE)
1399:94 (IRIS)
1385:91 (IBEX)
1362:75 (WIRE)
1357:74 (SWAS)
1347:70 (FAST)
1295:96 (ICON)
1288:95 (TESS)
1281:92 (WISE)
1254:80 (WMAP)
1244:77 (FUSE)
1232:69 (RXTE)
1214:67 (EUVE)
1209:66 (COBE)
1194:63 (DE-2)
1189:62 (DE-1)
1179:60 (SAGE)
1169:58 (HCMM)
1144:55 (AE-E)
1139:54 (AE-D)
1124:51 (AE-C)
1064:39 (AD-C)
1029:32 (AE-B)
1004:27 (BE-C)
989:24 (AD-B)
979:22 (BE-B)
969:20 (IE-A)
959:19 (AD-A)
949:17 (AE-A)
909:11 (S-15)
894:9 (S-56A)
832:1958–1992
509:Solrad 10
505:Solrad 10
494:Apollo 10
450:telemetry
374:Solrad 10
342:Explorers
247:Low Earth
167:Scout B-1
158: UTC
75:1968-017A
71:COSPAR ID
39:Solrad 9.
2560:Apollo 8
2529:OPS 7684
2524:OPS 4740
2504:OPS 6518
2472:Proton 4
2447:OPS 5296
2442:OPS 1315
2410:OPS 4078
2394:Apollo 7
2378:OPS 0964
2316:OPS 8595
2311:OPS 0165
2291:OPS 5247
2251:SECOR 12
2244:SECOR 11
2157:OPS 5955
2152:OPS 5187
2147:OPS 2222
2087:OPS 5259
2082:OPS 5343
2065:IDCSP 27
2060:IDCSP 26
2055:IDCSP 25
2050:IDCSP 24
2045:IDCSP 23
2040:IDCSP 22
2035:IDCSP 21
2030:IDCSP 20
2015:OPS 5138
1983:OPS 7869
1977:SECOR 10
1970:Nimbus B
1954:OPS 1419
1907:OPS 5165
1872:Apollo 6
1847:OPS 7076
1842:OPS 4849
1832:OPS 5057
1795:OPS 7034
1768:OPS 6236
1763:OPS 2243
1758:Apollo 5
1748:OPS 5028
1743:OPS 1965
1482:INTEGRAL
1378:90 (AIM)
1238:71 (ACE)
1204:65 (CCE)
1199:64 (SME)
1174:59 (ICE)
1164:57 (IUE)
1099:46 (MTS)
874:7 (S-1A)
825:Missions
668:Space 40
521:Solrad 8
490:Apollo 9
478:Apollo 7
458:Solrad 8
409:Virginia
385:Solrad 9
369:Solrad 8
60:Operator
28:Solrad 9
18:Solrad 9
2582:italics
2421:Soyuz 3
2415:Soyuz 2
2368:ESRO-1A
1964:ESRO-2B
1887:Luna 14
1654:Italics
1600:FINESSE
1549:SunRISE
1427:TRACERS
1302:SPHEREx
869:6 (S-2)
739:Bibcode
707:17 June
674:17 June
647:17 June
625:17 June
596:17 June
561:17 June
519:Unlike
415:, with
258:0.01372
210: (
152: (
98:(final)
81:SATCAT
55:science
2539:ESSA-8
2509:HEOS-1
2462:Zond 6
2457:ERS-31
2353:ERS-28
2348:ERS-21
2301:Zond 5
2258:Radcat
2182:ESSA-7
2127:OV1-16
2122:OV1-15
1882:OV1-14
1877:OV1-13
1800:Zond 4
1716:1969 →
1701:← 1967
1625:ESCAPE
1620:EXCEDE
1510:Hitomi
1498:Suzaku
1461:HETE-1
1154:DADE-B
1149:DADE-A
703:. 1969
701:COSPAR
555:NSSDCA
362:Solrad
294:Period
243:Regime
163:Rocket
2514:OAO-2
2488:STV-1
2343:OV2-5
2338:LES-6
2265:P68-1
2237:LIDOS
2230:LCS-3
2195:OV5-8
2177:ATS-4
1805:OGO-5
1615:ASTRE
1610:OHMIC
1605:Arcus
1536:GUSTO
1530:XRISM
1516:NICER
1504:TWINS
1493:CINDI
1420:PUNCH
1224:MIDEX
914:S-45A
879:S-46A
727:(PDF)
466:OGO-4
462:OSO-4
428:X-ray
417:Scout
332:X-ray
304:Epoch
288:59.4°
169:S160C
53:Solar
1709:1968
1563:CASE
1556:EZIE
1523:GOLD
1445:UNEX
1434:COSI
1406:GEMS
1334:SMEX
1323:UVEX
1309:MUSE
1260:FAME
919:S-55
899:S-45
889:S-56
709:2018
676:2018
649:2018
627:2018
598:2018
563:2018
513:NASA
492:and
464:and
430:and
391:and
330:and
88:3141
64:NASA
1542:AWE
864:S-1
747:doi
322:14
83:no.
2598::
1449:MO
904:10
745:.
735:48
733:.
729:.
695:.
684:^
666:.
618:.
606:^
589:.
553:.
538:^
468:.
447:AM
443:FM
432:UV
411:,
407:,
328:UV
1692:e
1685:t
1678:v
1453:I
1451:/
1447:/
884:8
859:5
854:4
849:3
844:2
801:e
794:t
787:v
755:.
749::
741::
711:.
678:.
651:.
629:.
600:.
576:.
565:.
445:/
334:)
326:(
214:)
156:)
20:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
