CORONA KH-4 Satellite Bus

Data current as of 2026-07-20.

The CORONA KH-4 bus accounts for 24 cataloged objects, of which 0 are in orbit and 0 are active. 24 have reentered. Most are built by LMSC. The largest operator on this bus is National Reconnaissance Office. The first launched in 1962, the most recent in 1963.

0
In orbit
0
Active
24
Total launched
24
Reentered

CORONA KH-4 launched per year

5 10 15 20 1962: 17 launched, 17 since reentered 1963: 7 launched, 7 since reentered 1962 1963
Still in orbit Since reentered Click a year to list its satellites.

Typical specifications

Most common values across cataloged CORONA KH-4 satellites.

Manufacturer LMSC
Launch mass 184 kg
Dry mass 184 kg
Length 2.3 m
Diameter 1.5 m
Span 2.3 m
Shape Frust + Cyl

Top operators

Top countries

US 24

CORONA KH-4 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
THOR AGENA D OPS 1388 00718 1963-055A NRO/CIA Dec 21, 1963 89 min, 64.8° Reentered
THOR AGENA D OPS 2260 00695 1963-048A NRO/CIA Nov 27, 1963 89 min, 70.0° Reentered
THOR AGENA D OPS 1266 00621 1963-029A NRO/CIA Jul 19, 1963 88 min, 82.9° Reentered
THOR AGENA D OPS 0999 00609 1963-025A NRO/CIA Jun 27, 1963 88 min, 81.6° Reentered
THOR AGENA D OPS 0954 00590 1963-019A NRO/CIA Jun 13, 1963 88 min, 81.8° Reentered
FTV 1660 OPS 0720 00562 1963-007A NRO/CIA Apr 1, 1963 89 min, 75.4° Reentered
FTV 1157 OPS 0048 00525 1963-002A NRO/CIA Jan 7, 1963 89 min, 82.2° Reentered
FTV 1156 FTV 1156 00505 1962-069A NRO/CIA Dec 14, 1962 89 min, 70.9° Reentered
FTV 1155 FTV 1155 00490 1962-066A NRO/CIA Dec 4, 1962 88 min, 65.2° Reentered
FTV 1135 FTV 1135 00481 1962-065A NRO/CIA Nov 24, 1962 88 min, 65.1° Reentered
FTV 1136 FTV 1136 00453 1962-063A NRO/CIA Nov 5, 1962 89 min, 75.0° Reentered
FTV 1154 FTV 1154 00427 1962-050A NRO/CIA Sep 29, 1962 89 min, 65.4° Reentered
FTV 1133 & ERS 2 FTV 1133 00396 1962-046A NRO/CIA Sep 17, 1962 88 min, 81.8° Reentered
FTV 1153 FTV 1153 00377 1962-042A NRO/CIA Aug 29, 1962 88 min, 65.2° Reentered
FTV 1152 FTV 1152 00360 1962-034A NRO/CIA Aug 2, 1962 89 min, 82.2° Reentered
FTV 1131 FTV 1131 00345 1962-032A NRO/CIA Jul 28, 1962 88 min, 71.1° Reentered
FTV 1130 FTV 1130 00344 1962-031A NRO/CIA Jul 21, 1962 88 min, 70.3° Reentered
FTV 1151 FTV 1151 00316 1962-027A NRO/CIA Jun 28, 1962 88 min, 76.0° Reentered
FTV 1129 FTV 1129 00315 1962-026A NRO/CIA Jun 23, 1962 88 min, 75.1° Reentered
FTV 1127 FTV 1127 00304 1962-022A NRO/CIA Jun 2, 1962 89 min, 74.3° Reentered
FTV 1128 FTV 1128 00302 1962-021A NRO/CIA May 30, 1962 88 min, 74.1° Reentered
FTV 1125 FTV 1125 00290 1962-017A NRO/CIA Apr 29, 1962 90 min, 73.1° Reentered
FTV 1154 Discoverer 39 00276 1962-011A NRO/CIA Apr 18, 1962 88 min, 73.6° Reentered
DISCOVERER 38 Discoverer 38 00247 1962-005A NRO/CIA Feb 27, 1962 88 min, 82.2° Reentered

Frequently asked questions

How many CORONA KH-4 satellites are there?

The catalog lists 24 objects built on the CORONA KH-4 bus. 0 are in orbit and 24 have reentered.

How many CORONA KH-4 satellites are in orbit?

0 CORONA KH-4 objects are currently in orbit, of which 0 carry an active status.

Who builds the CORONA KH-4 bus?

The CORONA KH-4 bus is most commonly built by LMSC.

When did the first CORONA KH-4 satellite launch?

The first cataloged CORONA KH-4 satellite launched in 1962, and the most recent in 1963.

Satellite data compiled by KeepTrack from CelesTrak, Space-Track, and GCAT, provided under CC BY-NC 4.0.