A2100 Satellite Bus

Data current as of 2026-07-20.

The A2100 bus accounts for 43 cataloged objects, of which 42 are in orbit and 32 are active. Most are built by LMCSS. The largest operator on this bus is SPAWSD. The first launched in 1996, the most recent in 2026.

42
In orbit
32
Active
43
Total launched
0
Reentered

A2100 launched per year

1 2 3 4 1996: 1 object launched 1997: 3 objects launched 1998: 1 object launched 1999: 3 objects launched 2000: 0 objects launched 2001: 0 objects launched 2002: 0 objects launched 2003: 1 object launched 2004: 4 objects launched 2005: 0 objects launched 2006: 0 objects launched 2007: 0 objects launched 2008: 1 object launched 2009: 1 object launched 2010: 0 objects launched 2011: 1 object launched 2012: 1 object launched 2013: 2 objects launched 2014: 1 object launched 2015: 2 objects launched 2016: 2 objects launched 2017: 1 object launched 2018: 3 objects launched 2019: 2 objects launched 2020: 3 objects launched 2021: 2 objects launched 2022: 2 objects launched 2023: 1 object launched 2024: 2 objects launched 2025: 1 object launched 2026: 2 objects launched 1996 2001 2006 2011 2016 2021 2026
Still in orbit Click a year to list its satellites.

Typical specifications

Most common values across cataloged A2100 satellites.

Manufacturer LMCSS
Purpose Communication
Launch mass 4500 kg
Dry mass 2160 kg
Length 6 m
Diameter 1.8 m
Span 26 m
Shape Box + 2 Pan
Power 2 deployable solar arrays, batteries
Propulsion Leros 1C
Design life 15 years
Equipment ?
Typical orbit 1436 min period, 0° inclination

Top operators

SPAWSD 5 AFSPC 4 AMCS 4 NOAA 4 SFSSC 4 AMCG 3 SMC 3 AFSMC 2 National Reconnaissance Office 2 USSF 2 ARAB 1 CHORI 1 ECHO 1 KTEL 1 LMSCV/LMI 1

Top countries

US 37 CN 1 I-ARAB 1 ID 1 J 1 KR 1 VN 1

A2100 satellites

Track any of them live in KeepTrack.

Name NORAD COSPAR Owner Launched Orbit Status Track
NAVSTAR 86 (USA 585) Navstar 86,USA 585:U 68791 2026-087A SFSSC Apr 21, 2026 718 min, 55.0° Inactive
NAVSTAR 85 (USA 581) Navstar 85,USA 581:U 67588 2026-017A SFSSC Jan 28, 2026 718 min, 55.1° Active
NAVSTAR 84 (USA 545) USA 545,Navstar 84 64202 2025-116A SFSSC May 30, 2025 718 min, 55.3° Active
NAVSTAR 83 (USA 440) GPS III SV07 62339 2024-242A United States Space Force Dec 17, 2024 718 min, 54.8° Active
GOES-19 GOES-U 60133 2024-119A NOAA Jun 25, 2024 1436 min, 0.0° Active
NAVSTAR 82 (USA 343) GPS III SV06 55268 2023-009A SFSSC Jan 18, 2023 718 min, 55.1° Active
SBIRS GEO-6 (USA 336) SBIRS GEO-6 53355 2022-092A USSF Aug 4, 2022 1436 min, 3.2° Active
GOES 18 GOES 18 51850 2022-021A NOAA Mar 1, 2022 1436 min, 0.0° Active
NAVSTAR 81 (USA 319) GPS III SV05 48859 2021-054A SMC Jun 17, 2021 718 min, 55.2° Active
SBIRS GEO-5 (USA 315) SBIRS GEO-5 48618 2021-042A USSF May 18, 2021 1436 min, 5.1° Active
NAVSTAR 80 (USA 309) GPS III SV04 46826 2020-078A SMC Nov 5, 2020 718 min, 54.0° Active
NAVSTAR 79 (USA 304) GPS III SV03 45854 2020-041A SMC Jun 30, 2020 718 min, 56.7° Active
JCSAT-17 JCSAT 17 45245 2020-013A SKPJ Feb 18, 2020 1436 min, 5.4° Active
NAVSTAR 78 (USA 293) GPS III SV02 44506 2019-056A AFSMC Aug 22, 2019 718 min, 55.6° Active
ARABSAT-6A Arabsat 6A 44186 2019-021A ARAB Apr 11, 2019 1436 min, 0.0° Active
NAVSTAR 77 (USA 289) GPS III SV01 43873 2018-109A AFSMC Dec 23, 2018 718 min, 55.7° Active
GOES 17 GOES 17 43226 2018-022A NOAA Mar 1, 2018 1436 min, 1.0° Inactive
SBIRS GEO-3 (USA 282) SBIRS GEO-3 43162 2018-009A AFSPC Jan 20, 2018 1436 min, 2.2° Active
SBIRS GEO-4 (USA 273) SBIRS GEO-4 41937 2017-004A AFSPC Jan 21, 2017 1436 min, 2.3° Active
GOES 16 GOES 16 41866 2016-071A NOAA Nov 19, 2016 1436 min, 0.4° Active
MUOS-5 MUOS 5 41622 2016-041A SPAWSD Jun 24, 2016 1436 min, 2.1° Active
MUOS-4 MUOS 4 40887 2015-044A SPAWSD Sep 2, 2015 1436 min, 4.4° Active
MUOS-3 MUOS 3 40374 2015-002A SPAWSD Jan 21, 2015 1436 min, 4.6° Active
USA 257 (CLIO) NEMESIS 2 40208 2014-055A NROC Sep 17, 2014 1436 min, 0.1° Active
MUOS-2 MUOS 2 39206 2013-036A SPAWSD Jul 19, 2013 1436 min, 5.1° Active
SBIRS GEO-2 (USA 241) SBIRS GEO-2 39120 2013-011A AFSPC Mar 19, 2013 1436 min, 4.6° Active
MUOS-1 MUOS 1 38093 2012-009A SPAWSD Feb 24, 2012 1436 min, 5.5° Active
SBIRS GEO-1 (USA 230) SBIRS GEO-1 37481 2011-019A AFSPC May 7, 2011 1436 min, 4.6° Active
USA 207 NEMESIS 1 35815 2009-047A NROC Sep 8, 2009 1436 min, 0.1° Active
VINASAT-1 Vinasat 32767 2008-018A VNPT Apr 18, 2008 1436 min, 0.0° Active
AMC-16 AMC 16 28472 2004-048A AMCS Dec 17, 2004 1453 min, 4.7° Inactive
AMC-15 AMC 15 28446 2004-041A AMCS Oct 14, 2004 1436 min, 0.0° Active
AMC-11 AMC 11 28252 2004-017A AMCS May 19, 2004 1453 min, 0.4° Active
AMC-10 (GE-10) AMC 10 28154 2004-003A AMCS Feb 5, 2004 1453 min, 6.8° Inactive
ECHOSTAR 12 (RAINBOW 1) Rainbow 1 27852 2003-033A RBOW Jul 17, 2003 1456 min, 6.4° Inactive
ABS-6 LMI 1 25924 1999-053A LMSCV/LMI Sep 26, 1999 1436 min, 0.1° Active
ABS-7 Mugunghwa 3 25894 1999-046A KTEL Sep 4, 1999 1441 min, 6.6° Inactive
TELKOM 1 Telkom 1 25880 1999-042A TELK Aug 12, 1999 1436 min, 7.8° Inactive
ZHONGXING-5A Zhongwei 1 25354 1998-033A CHORI May 30, 1998 1455 min, 9.0° Inactive
ECHOSTAR 3 Echostar III 25004 1997-059A ECHO Oct 5, 1997 1456 min, 9.6° Inactive
AMC-3 GE 3 24936 1997-050A AMCG Sep 4, 1997 1454 min, 8.2° Active
AMC-2 (GE-2) GE 2 24713 1997-002A AMCG Jan 30, 1997 1448 min, 10.9° Inactive
AMC-1 (GE-1) GE 1 24315 1996-054A AMCG Sep 8, 1996 1447 min, 9.2° Inactive

Frequently asked questions

How many A2100 satellites are there?

The catalog lists 43 objects built on the A2100 bus. 42 are in orbit and 0 have reentered.

How many A2100 satellites are in orbit?

42 A2100 objects are currently in orbit, of which 32 carry an active status.

Who builds the A2100 bus?

The A2100 bus is most commonly built by LMCSS.

When did the first A2100 satellite launch?

The first cataloged A2100 satellite launched in 1996, and the most recent in 2026.

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