CORONA KH-4A Satellite Bus
Data current as of 2026-07-20.
The CORONA KH-4A bus accounts for 50 cataloged objects, of which 0 are in orbit and 0 are active. 50 have reentered. Most are built by LMSC. The largest operator on this bus is National Reconnaissance Office. The first launched in 1963, the most recent in 1969.
0
In orbit
0
Active
50
Total launched
50
Reentered
CORONA KH-4A launched per year
Still in orbit Since reentered Click a year to list its satellites.
Typical specifications
Most common values across cataloged CORONA KH-4A satellites.
| Manufacturer | LMSC |
|---|---|
| Launch mass | 210 kg |
| Dry mass | 210 kg |
| Length | 2.1 m |
| Diameter | 1.3 m |
| Span | 2.1 m |
| Shape | Cyl |
Top operators
Top countries
US 50
CORONA KH-4A satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| OPS 3531 OPS 3531 | 04102 | 1969-079A | NRO/CIA | Sep 22, 1969 | 88 min, 85.0° | Reentered | ◉ |
| OPS 1101 OPS 1101 | 03914 | 1969-041A | NRO/CIA | May 2, 1969 | 88 min, 65.0° | Reentered | ◉ |
| OPS 3722 OPS 3722 | 03829 | 1969-026A | NRO/CIA | Mar 19, 1969 | 87 min, 83.1° | Reentered | ◉ |
| OPS 4740 OPS 4740 | 03604 | 1968-112A | NRO/CIA | Dec 12, 1968 | 87 min, 81.0° | Reentered | ◉ |
| OPS 0165 OPS 0165 | 03408 | 1968-078A | NRO/CIA | Sep 18, 1968 | 89 min, 83.0° | Reentered | ◉ |
| OPS 5343 OPS 5343 | 03296 | 1968-052A | NRO/CIA | Jun 20, 1968 | 87 min, 85.0° | Reentered | ◉ |
| OPS 4849 OPS 4849 | 03152 | 1968-020A | NRO/CIA | Mar 14, 1968 | 90 min, 83.0° | Reentered | ◉ |
| OPS 2243 OPS 2243 | 03113 | 1968-008A | NRO/CIA | Jan 24, 1968 | 88 min, 81.5° | Reentered | ◉ |
| OPS 0562 OPS 0562 | 03024 | 1967-109A | NRO/CIA | Nov 2, 1967 | 89 min, 81.5° | Reentered | ◉ |
| OPS 4827 OPS 4827 | 02910 | 1967-076A | NRO/CIA | Aug 7, 1967 | 88 min, 80.0° | Reentered | ◉ |
| OPS 3559 OPS 3559 | 02850 | 1967-062A | NRO/CIA | Jun 16, 1967 | 88 min, 80.0° | Reentered | ◉ |
| OPS 4696 OPS 4696 | 02779 | 1967-043A | NRO/CIA | May 9, 1967 | 90 min, 85.0° | Reentered | ◉ |
| OPS 4779 OPS 4779 | 02736 | 1967-029A | NRO/CIA | Mar 30, 1967 | 88 min, 85.0° | Reentered | ◉ |
| OPS 4750 OPS 4750 | 02686 | 1967-015A | NRO/CIA | Feb 22, 1967 | 89 min, 80.0° | Reentered | ◉ |
| OPS 1664 OPS 1664 | 02642 | 1967-002A | NRO/CIA | Jan 14, 1967 | 88 min, 80.1° | Reentered | ◉ |
| OPS 1866 OPS 1866 | 02537 | 1966-102A | NRO/CIA | Nov 8, 1966 | 88 min, 100.1° | Reentered | ◉ |
| OPS 1703 OPS 1703 | 02427 | · | NRO/CIA | Sep 20, 1966 | · | Reentered | ◉ |
| OPS 1545 OPS 1545 | 02393 | 1966-072A | NRO/CIA | Aug 9, 1966 | 89 min, 100.1° | Reentered | ◉ |
| OPS 1599 OPS 1599 | 02227 | 1966-055A | NRO/CIA | Jun 21, 1966 | 88 min, 80.1° | Reentered | ◉ |
| OPS 1778 OPS 1778 | 02181 | 1966-042A | NRO/CIA | May 24, 1966 | 89 min, 66.0° | Reentered | ◉ |
| OPS 1612 OPS 1612 | 02136 | · | NRO/CIA | Apr 7, 1966 | · | Reentered | ◉ |
| OPS 3488 OPS 3488 | 02099 | · | NRO/CIA | Mar 9, 1966 | · | Reentered | ◉ |
| OPS 7291 OPS 7291 | 01968 | 1966-007A | NRO/CIA | Feb 2, 1966 | 89 min, 75.0° | Reentered | ◉ |
| OPS 4639 OPS 4639 | 01866 | 1965-110A | NRO/CIA | Dec 24, 1965 | 89 min, 80.0° | Reentered | ◉ |
| OPS 7249 OPS 7249 | 01816 | · | NRO/CIA | Dec 9, 1965 | · | Reentered | ◉ |
| OPS 2155 OPS 2155 | 01637 | · | NRO/CIA | Oct 28, 1965 | · | Reentered | ◉ |
| OPS 5325 OPS 5325 | 01615 | 1965-079A | NRO/CIA | Oct 5, 1965 | 89 min, 75.0° | Reentered | ◉ |
| OPS 7221 OPS 7221 | 01602 | 1965-074A | NRO/CIA | Sep 22, 1965 | 89 min, 80.0° | Reentered | ◉ |
| OPS 7208 OPS 7208 | 01513 | 1965-067A | NRO/CIA | Aug 17, 1965 | 88 min, 70.0° | Reentered | ◉ |
| OPS 5543 OPS 5543 | 01457 | · | NRO/CIA | Jul 19, 1965 | · | Reentered | ◉ |
| OPS 8425 OPS 8425 | 01396 | 1965-045A | NRO/CIA | Jun 9, 1965 | 89 min, 75.1° | Reentered | ◉ |
| OPS 8431 OPS 8431 | 01374 | 1965-037A | NRO/CIA | May 18, 1965 | 88 min, 75.0° | Reentered | ◉ |
| OPS 5023 (1) OPS 5023 | 01330 | · | NRO/CIA | Apr 29, 1965 | · | Reentered | ◉ |
| OPS 4803 OPS 4803 | 01307 | 1965-026A | NRO/CIA | Mar 25, 1965 | 89 min, 96.0° | Reentered | ◉ |
| OPS 4782 OPS 4782 | 01096 | 1965-013A | NRO/CIA | Feb 25, 1965 | 89 min, 75.1° | Reentered | ◉ |
| OPS 3928 OPS 3928 | 00972 | 1965-002A | NRO/CIA | Jan 15, 1965 | 88 min, 75.0° | Reentered | ◉ |
| OPS 3358 OPS 3358 | 00961 | 1964-085A | NRO/CIA | Dec 19, 1964 | 88 min, 74.9° | Reentered | ◉ |
| OPS 3360 (ORBIS) OPS 3360 | 00930 | 1964-075A | NRO/CIA | Nov 18, 1964 | 89 min, 70.0° | Reentered | ◉ |
| OPS 5434 OPS 5434 | 00921 | 1964-071A | NRO/CIA | Nov 2, 1964 | 89 min, 79.9° | Reentered | ◉ |
| OPS 3559 OPS 3559 | 00911 | 1964-067A | NRO/CIA | Oct 17, 1964 | 89 min, 75.0° | Reentered | ◉ |
| OPS 3333 OPS 3333 | 00890 | 1964-061A | NRO/CIA | Oct 5, 1964 | 89 min, 80.0° | Reentered | ◉ |
| OPS 3497 OPS 3497 | 00882 | 1964-056A | NRO/CIA | Sep 14, 1964 | 89 min, 85.0° | Reentered | ◉ |
| OPS 3042 OPS 3042 | 00846 | 1964-043A | NRO/CIA | Aug 5, 1964 | 89 min, 80.0° | Reentered | ◉ |
| OPS 3491 OPS 3491 | 00828 | 1964-037A | NRO/CIA | Jul 10, 1964 | 89 min, 85.0° | Reentered | ◉ |
| OPS 3754 OPS 3754 | 00814 | 1964-032A | NRO/CIA | Jun 19, 1964 | 88 min, 85.0° | Reentered | ◉ |
| OPS 3483 OPS 3483 | 00802 | 1964-027A | NRO/CIA | Jun 4, 1964 | 88 min, 79.9° | Reentered | ◉ |
| OPS 2921 OPS 2921 | 00796 | 1964-022A | NRO/CIA | Apr 27, 1964 | 88 min, 79.9° | Reentered | ◉ |
| OPS 3444 OPS 3444 | 00752 | 1964-008A | NRO/CIA | Feb 15, 1964 | 89 min, 75.0° | Reentered | ◉ |
| THOR AGENA D OPS 1353 | 00668 | 1963-037A | NRO/CIA | Sep 23, 1963 | 88 min, 74.9° | Reentered | ◉ |
| THOR AGENA D OPS 1419 | 00636 | · | NRO/CIA | Aug 25, 1963 | · | Reentered | ◉ |
Frequently asked questions
How many CORONA KH-4A satellites are there?
The catalog lists 50 objects built on the CORONA KH-4A bus. 0 are in orbit and 50 have reentered.
How many CORONA KH-4A satellites are in orbit?
0 CORONA KH-4A objects are currently in orbit, of which 0 carry an active status.
Who builds the CORONA KH-4A bus?
The CORONA KH-4A bus is most commonly built by LMSC.
When did the first CORONA KH-4A satellite launch?
The first cataloged CORONA KH-4A satellite launched in 1963, and the most recent in 1969.