HS-601 Satellite Bus
Data current as of 2026-07-20.
The HS-601 bus accounts for 53 cataloged objects, of which 53 are in orbit and 9 are active. Most are built by HSES. The largest operator on this bus is National Reconnaissance Office. The first launched in 1992, the most recent in 2014.
53
In orbit
9
Active
53
Total launched
0
Reentered
HS-601 launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged HS-601 satellites.
| Manufacturer | HSES |
|---|---|
| Purpose | Communication |
| Launch mass | 2840 kg |
| Dry mass | 1350 kg |
| Length | 4 m |
| Diameter | 2.8 m |
| Span | 26.2 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | R-4D-11-300 |
| Design life | 14 years |
| Equipment | ? |
| Typical orbit | 1436 min period, 12° inclination |
Top operators
National Reconnaissance Office 7 PMW146 6 HCI 5 JSAT 5 SES 4 DTV/HCI 3 NASA 3 HCG 3 NOAA 3 PAN 3 OPT 2 SCC 2 SINDO/PSN 2 TELMX 2 AMSC 1
Top countries
US 34 J 7 L 4 MX 3 AU 2 ID 2 CA 1
HS-601 satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| USA 252 USA 252 | 39751 | 2014-027A | NROC | May 22, 2014 | 1436 min, 6.0° | Active | ◉ |
| USA 236 USA 236 | 38466 | 2012-033A | NROC | Jun 20, 2012 | 1436 min, 6.4° | Active | ◉ |
| USA 227 USA 227 | 37377 | 2011-011A | NROC | Mar 11, 2011 | 1455 min, 5.1° | Active | ◉ |
| EWS-G2 (GOES 15) GOES 15 | 36411 | 2010-008A | NOAA | Mar 4, 2010 | 1436 min, 1.4° | Inactive | ◉ |
| GOES 14 GOES 14 | 35491 | 2009-033A | NOAA | Jun 27, 2009 | 1439 min, 1.8° | Inactive | ◉ |
| USA 198 USA 198 | 32378 | 2007-060A | NROC | Dec 10, 2007 | 718 min, 63.8° | Inactive | ◉ |
| EWS-G1 (GOES 13) GOES 13 | 29155 | 2006-018A | NOAA | May 24, 2006 | 1458 min, 4.6° | Inactive | ◉ |
| USA 179 USA 179 | 28384 | 2004-034A | NROC | Aug 31, 2004 | 718 min, 64.1° | Active | ◉ |
| SUPERBIRD-A2 Superbird A2 | 28218 | 2004-011A | SCC | Apr 16, 2004 | 1448 min, 13.5° | Inactive | ◉ |
| UFO 11 (USA 174) UHF F/O F11 | 28117 | 2003-057A | PMW146 | Dec 18, 2003 | 1436 min, 9.0° | Active | ◉ |
| TDRS 10 TDRS 10 | 27566 | 2002-055A | GSFC | Dec 5, 2002 | 1457 min, 10.2° | Inactive | ◉ |
| JCSAT-2A JCSAT 2A | 27399 | 2002-015A | JSAT | Mar 29, 2002 | 1454 min, 8.4° | Inactive | ◉ |
| TDRS 9 TDRS 9 | 27389 | 2002-011A | GSFC | Mar 8, 2002 | 1455 min, 12.2° | Inactive | ◉ |
| USA 162 USA 162 | 26948 | 2001-046A | NROC | Oct 11, 2001 | 1436 min, 13.1° | Inactive | ◉ |
| USA 155 USA 155 | 26635 | 2000-080A | NROC | Dec 6, 2000 | 1436 min, 10.6° | Inactive | ◉ |
| TDRS 8 TDRS 8 | 26388 | 2000-034A | GSFC | Jun 30, 2000 | 1436 min, 12.7° | Active | ◉ |
| UFO 10 (USA 146) UHF F/O F10 | 25967 | 1999-063A | PMW146 | Nov 23, 1999 | 1436 min, 9.8° | Active | ◉ |
| JCSAT-4A JCSAT 4A | 25630 | 1999-006A | JSAT | Feb 16, 1999 | 1457 min, 9.8° | Inactive | ◉ |
| EUTELSAT 115 WEST A Satmex 5 | 25558 | 1998-070A | SAMX | Dec 6, 1998 | 1459 min, 10.4° | Inactive | ◉ |
| UFO 9 (USA 140) UHF F/O F9 | 25501 | 1998-058A | PMW146 | Oct 20, 1998 | 1467 min, 11.3° | Inactive | ◉ |
| UFO 8 (USA 138) UHF F/O F8 | 25258 | 1998-016A | PMW146 | Mar 16, 1998 | 1436 min, 11.2° | Inactive | ◉ |
| JCSAT-1B JCSAT 1B | 25067 | 1997-075A | JSAT | Dec 2, 1997 | 1460 min, 11.6° | Inactive | ◉ |
| SUPERBIRD-A3 Superbird C | 24880 | 1997-036A | SCC | Jul 28, 1997 | 1454 min, 12.1° | Inactive | ◉ |
| INTELSAT 26 (IS-26) JCSAT R | 24732 | 1997-007A | JSAT | Feb 17, 1997 | 1456 min, 12.3° | Inactive | ◉ |
| UFO 7 (USA 127) UHF F/O F7 | 23967 | 1996-042A | HCI | Jul 25, 1996 | 1437 min, 11.1° | Inactive | ◉ |
| PALAPA C2 Palapa C2 | 23864 | 1996-030A | SINDO/PSN | May 16, 1996 | 1454 min, 11.7° | Inactive | ◉ |
| MSAT M1 M-SAT 1 | 23846 | 1996-022A | TMI | Apr 20, 1996 | 1460 min, 12.5° | Inactive | ◉ |
| ASTRA 1F Astra 1F | 23842 | 1996-021A | SES | Apr 8, 1996 | 1453 min, 5.5° | Inactive | ◉ |
| PAKSAT 1 (ANATOLIA 1) Palapa C1 | 23779 | 1996-006A | SINDO/PSN | Feb 1, 1996 | 1446 min, 10.9° | Inactive | ◉ |
| INTELSAT 3R (IS-3R) PAS 3R | 23764 | 1996-002A | PAN | Jan 12, 1996 | 1453 min, 11.8° | Inactive | ◉ |
| GALAXY 3R (G-3R) Galaxy 3R | 23741 | 1995-069A | HCG | Dec 15, 1995 | 1435 min, 13.3° | Inactive | ◉ |
| UFO 6 (USA 114) UHF F/O F6 | 23696 | 1995-057A | PMW146 | Oct 22, 1995 | 1458 min, 11.6° | Inactive | ◉ |
| ASTRA 1E Astra 1E | 23686 | 1995-055A | SES | Oct 19, 1995 | 1458 min, 11.6° | Inactive | ◉ |
| JCSAT-3 JCSAT 3 | 23649 | 1995-043A | JSAT | Aug 29, 1995 | 1452 min, 13.0° | Inactive | ◉ |
| INTELSAT 4 (IS-4) PAS 4 | 23636 | 1995-040A | PAN | Aug 3, 1995 | 1483 min, 12.0° | Inactive | ◉ |
| DIRECTV 3 (DBS 3) DirecTV 3 | 23598 | 1995-029A | DTV/HCI | Jun 10, 1995 | 1455 min, 12.1° | Inactive | ◉ |
| UFO 5 (USA 111) UHF F/O F5 | 23589 | 1995-027A | PMW146 | May 31, 1995 | 1458 min, 12.0° | Inactive | ◉ |
| AMSC 1 AMSC 1 | 23553 | 1995-019A | AMSC | Apr 7, 1995 | 1456 min, 13.4° | Inactive | ◉ |
| UFO 4 (USA 108) UHF F/O F4 | 23467 | 1995-003A | HCI | Jan 29, 1995 | 1436 min, 9.7° | Active | ◉ |
| ASTRA 1D Astra 1D | 23331 | 1994-070A | SES | Nov 1, 1994 | 1455 min, 12.3° | Inactive | ◉ |
| SOLIDARIDAD 2 Solidaridad 2 | 23313 | 1994-065A | TELMX | Oct 8, 1994 | 1457 min, 12.4° | Inactive | ◉ |
| OPTUS B3 Optus B3 | 23227 | 1994-055A | OPT | Aug 27, 1994 | 1459 min, 12.4° | Inactive | ◉ |
| DIRECTV 2 (DBS 2) DirecTV 2 | 23192 | 1994-047A | DTV/HCI | Aug 3, 1994 | 1460 min, 13.0° | Inactive | ◉ |
| INTELSAT 2 (IS-2) PAS 2 | 23175 | 1994-040A | PAN | Jul 8, 1994 | 1452 min, 12.3° | Inactive | ◉ |
| UFO 3 (USA 104) UHF F/O F3 | 23132 | 1994-035A | HCI | Jun 24, 1994 | 1436 min, 12.4° | Inactive | ◉ |
| DIRECTV 1 (DBS 1) DirecTV 1 | 22930 | 1993-078A | DTV/HCI | Dec 18, 1993 | 1455 min, 12.2° | Inactive | ◉ |
| SOLIDARIDAD 1 Solidaridad 1 | 22911 | 1993-073A | TELMX | Nov 20, 1993 | 1436 min, 14.4° | Inactive | ◉ |
| UFO 2 (USA 95) UHF F/O F2 | 22787 | 1993-056A | HCI | Sep 3, 1993 | 1436 min, 11.9° | Active | ◉ |
| HGS-4 (GALAXY 4) Galaxy 4H | 22694 | 1993-039A | HCG | Jun 25, 1993 | 1436 min, 14.6° | Inactive | ◉ |
| ASTRA 1C Astra 1C | 22653 | 1993-031A | SES | May 12, 1993 | 1457 min, 12.9° | Inactive | ◉ |
| UFO 1 (USA 98) UHF F/O F1 | 22563 | 1993-015A | HCI | Mar 25, 1993 | 1451 min, 25.9° | Inactive | ◉ |
| GALAXY 7 (G-7) Galaxy 7 | 22205 | 1992-072A | HCG | Oct 28, 1992 | 1444 min, 14.5° | Inactive | ◉ |
| OPTUS B1 (AUSSAT B1) Optus B1 | 22087 | 1992-054A | OPT | Aug 13, 1992 | 1452 min, 13.0° | Inactive | ◉ |
Frequently asked questions
How many HS-601 satellites are there?
The catalog lists 53 objects built on the HS-601 bus. 53 are in orbit and 0 have reentered.
How many HS-601 satellites are in orbit?
53 HS-601 objects are currently in orbit, of which 9 carry an active status.
Who builds the HS-601 bus?
The HS-601 bus is most commonly built by HSES.
When did the first HS-601 satellite launch?
The first cataloged HS-601 satellite launched in 1992, and the most recent in 2014.