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Antrix Corporation LimitedPSLV-CASatish Dhawan Space Centre First Launch Pad, Satish Dhawan Space Centre, India
TeLEOS-1
Launched
December 16, 2015
Summary
TeLEOS-1 launched on an Antrix Corporation Limited PSLV-CA from Satish Dhawan Space Centre First Launch Pad, Satish Dhawan Space Centre, India on December 16, 2015. It was Antrix Corporation Limited's 4th launch, 2nd this year and humanity's 5,523rd orbital launch attempt. It was the 11th PSLV-CA flight and the 1st this year. The payload was bound for low Earth orbit (LEO). VELOX-C1, one of 7 catalogued objects, reached a 540 × 558 km orbit inclined 15.0°. 7 objects from this launch are catalogued, 6 of them payloads.
- Watch
- The Launch of PSLV-C29/TeLEOS-1 Mission Satellite from SDSC-SHAR -LIVEDoordarshan National
- Vehicle
- PSLV-CA · Antrix Corporation Limited
- Booster
- No booster details on record.
- Mission
- Earth Science · Low Earth Orbit (LEO)
- Milestone
- 11th PSLV-CA flight · 1st this yearAntrix Corporation Limited's 4th launch2nd this yearhumanity's 5,523rd orbital launch attempt81st orbital launch attempt this year
Webcast
Flight preview
Orbit: as tracked
VELOX-C1 · NORAD 41166 · 2015-077 · Space-Track · tracking 1 of 7 objects
Show the numbers for orbit elements
- Object
- TBA - TO BE ASSIGNED
- Object ID
- 2015-077A
- Epoch
- 2015-12-16 23:10:55 UTC
- Mean motion
- 15.08144195 rev/day
- Eccentricity
- 0.0012553
- Inclination
- 14.9805°
- Ascending node
- 206.5419°
- Arg. of perigee
- 350.7377°
- Mean anomaly
- 38.4408°
- Element set
- 999
- Rev at epoch
- 3
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO. Ascent drawn from padside's representative profile.
Catalogued objects
7 catalogued: 6 payloads, 1 rocket stage; 2 still in orbit
- VELOX-C1 · NORAD 41166 · in orbit
- Kent Ridge 1 · NORAD 41167 · in orbit
- Athenoxat-1 · NORAD 41168 · re-entered August 8, 2023
- TeLEOS-1 · NORAD 41169 · re-entered June 27, 2025
- Galassia · NORAD 41170 · re-entered December 19, 2023
- VELOX-II · NORAD 41171 · re-entered July 22, 2024
PSLV-C29 PS4 · re-entered January 16, 2023
Data from J. McDowell, planet4589.org
About this launch
At an altitude of 550km and an inclination of 10-15 degrees, TeLEOS 1 will be Singapore’s first commercial near equatorial orbit satellite. The craft was built by ST Electronics and can image the earth at 1 metre resolutions every 12-16 hours. The satellite weighs 400kg, is powered by 4 solar arrays and has a planned lifetime of 5 years.
Pad
Satish Dhawan Space Centre First Launch Pad, Satish Dhawan Space Centre, India
31st launch from Satish Dhawan Space Centre First Launch Pad, 4th this year · 50th from Satish Dhawan Space Centre, India
64 launches from this pad · 105 from Satish Dhawan Space Centre, India
79 days after the previous launch from this pad
All launches from Satish Dhawan Space Centre, IndiaOpen in maps
Questions
When did TeLEOS-1 launch?
TeLEOS-1 launched on December 16, 2015. The time is known to the hour, not the minute.
Where can I watch TeLEOS-1?
Coverage: The Launch of PSLV-C29/TeLEOS-1 Mission Satellite from SDSC-SHAR -LIVE. Watch the replay
What rocket launched TeLEOS-1?
PSLV-CA, flown by Antrix Corporation Limited. PSLV-CA spec sheet
Where did TeLEOS-1 launch from?
Satish Dhawan Space Centre First Launch Pad, Satish Dhawan Space Centre, India.
What orbit did TeLEOS-1 reach?
VELOX-C1, one of 7 catalogued objects, reached a 540 × 558 km orbit inclined 15.0°.
How many satellites did TeLEOS-1 launch?
6 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).