I2K Satellite Bus
Data current as of 2026-07-20.
The I2K bus accounts for 25 cataloged objects, of which 25 are in orbit and 11 are active. Most are built by ISRO. The largest operator on this bus is Indian Space Research Organisation. The first launched in 1992, the most recent in 2024.
25
In orbit
11
Active
25
Total launched
0
Reentered
I2K launched per year
Still in orbit Click a year to list its satellites.
Typical specifications
Most common values across cataloged I2K satellites.
| Manufacturer | ISRO |
|---|---|
| Purpose | Communication |
| Launch mass | 2230 kg |
| Dry mass | 1000 kg |
| Length | 2.4 m |
| Diameter | 1.6 m |
| Span | 9.5 m |
| Shape | Box + 2 Pan |
| Power | 2 deployable solar arrays, batteries |
| Propulsion | ISRO LAM |
| Design life | 10 years |
| Equipment | 19-channel sounder, a 6-channel imager, DRT & SAR payload |
| Typical orbit | 1436 min period, 0° inclination |
Top operators
Top countries
IN 24 UK 1
I2K satellites
Track any of them live in KeepTrack.
| Name | NORAD | COSPAR | Owner | Launched | Orbit | Status | Track |
|---|---|---|---|---|---|---|---|
| INSAT-3DS Insat 3DS | 58990 | 2024-033A | ISRO | Feb 17, 2024 | 1436 min, 0.1° | Active | ◉ |
| ADITYA-L1 Aditya-L1 | 57754 | 2023-132A | ISRO | Sep 2, 2023 | 1450 min, 19.3° | Active | ◉ |
| NVS-01 (IRNSS-1J) NVS-01 | 56759 | 2023-076A | ISRO | May 29, 2023 | 1436 min, 2.1° | Active | ◉ |
| GSAT-31 GSAT-31 | 44035 | 2019-007B | ISRO | Feb 5, 2019 | 1436 min, 0.0° | Active | ◉ |
| GSAT-7A GSAT-7A | 43864 | 2018-105A | ISRO | Dec 19, 2018 | 1436 min, 0.1° | Active | ◉ |
| GSAT-6A GSAT-6A | 43241 | 2018-027A | ISRO | Mar 29, 2018 | 1207 min, 3.3° | Inactive | ◉ |
| GSAT-9 South Asia Satellite | 42695 | 2017-024A | ISRO | May 5, 2017 | 1436 min, 0.1° | Active | ◉ |
| INSAT-3DR Insat 3DR | 41752 | 2016-054A | ISRO | Sep 8, 2016 | 1436 min, 0.1° | Active | ◉ |
| GSAT-6 GSAT-6 | 40880 | 2015-041A | ISRO | Aug 27, 2015 | 1436 min, 2.0° | Active | ◉ |
| GSAT-14 GSAT-14 | 39498 | 2014-001A | ISRO | Jan 5, 2014 | 1436 min, 0.0° | Active | ◉ |
| INSAT-3D Insat 3D | 39216 | 2013-038B | ISRO | Jul 25, 2013 | 1436 min, 2.0° | Active | ◉ |
| HYLAS 1 Hylas | 37237 | 2010-065A | AVANTI | Nov 26, 2010 | 1431 min, 5.7° | Active | ◉ |
| GSAT-3 (EDUSAT) EDUSAT | 28417 | 2004-036A | ISRO | Sep 20, 2004 | 1451 min, 11.4° | Inactive | ◉ |
| INSAT-3E Insat 3E | 27951 | 2003-043E | ISRO | Sep 27, 2003 | 1429 min, 9.8° | Inactive | ◉ |
| GSAT-2 GSAT-2 | 27807 | 2003-018A | ISRO | May 8, 2003 | 1442 min, 11.2° | Inactive | ◉ |
| INSAT-3A Insat 3A | 27714 | 2003-013A | ISRO | Apr 9, 2003 | 1443 min, 8.9° | Inactive | ◉ |
| KALPANA-1 (METSAT 1) KALPANA-1 | 27525 | 2002-043A | ISRO | Sep 12, 2002 | 1464 min, 13.1° | Inactive | ◉ |
| INSAT-3C Insat 3C | 27298 | 2002-002A | ISRO | Jan 23, 2002 | 1450 min, 8.5° | Inactive | ◉ |
| GSAT-1 GSAT-1 | 26745 | 2001-015A | ISRO | Apr 18, 2001 | 1387 min, 12.8° | Inactive | ◉ |
| INSAT-3B Insat 3B | 26108 | 2000-016B | ISRO | Mar 21, 2000 | 1445 min, 10.9° | Inactive | ◉ |
| INSAT-2E (APR-1) Insat 2E | 25666 | 1999-016A | ISRO | Apr 2, 1999 | 1445 min, 11.4° | Inactive | ◉ |
| INSAT-2D Insat 2D | 24820 | 1997-027B | ISRO | Jun 3, 1997 | 1374 min, 12.7° | Inactive | ◉ |
| INSAT-2C Insat 2C | 23731 | 1995-067B | ISRO | Dec 6, 1995 | 1443 min, 14.3° | Inactive | ◉ |
| INSAT-2B Insat 2B | 22724 | 1993-048B | ISRO | Jul 22, 1993 | 1440 min, 14.5° | Inactive | ◉ |
| INSAT-2A Insat 2A | 22027 | 1992-041A | ISRO | Jul 9, 1992 | 1437 min, 14.5° | Inactive | ◉ |
Frequently asked questions
How many I2K satellites are there?
The catalog lists 25 objects built on the I2K bus. 25 are in orbit and 0 have reentered.
How many I2K satellites are in orbit?
25 I2K objects are currently in orbit, of which 11 carry an active status.
Who builds the I2K bus?
The I2K bus is most commonly built by ISRO.
When did the first I2K satellite launch?
The first cataloged I2K satellite launched in 1992, and the most recent in 2024.