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China Aerospace Science and Technology CorporationLong March 3B/YZ-1Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

BDS M1-S & BDS M2-S

Launched

July 25, 2015

Launch Successful

Summary

BDS-3 M1 & BDS-3 M2 launched on a China Aerospace Science and Technology Corporation Long March 3B/YZ-1 from Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China on July 25, 2015. It was China Aerospace Science and Technology Corporation's 152nd launch, 3rd this year and humanity's 5,482nd orbital launch attempt. It was the 1st Long March 3B/YZ-1 flight. The payload was bound for Medium Earth Orbit (MEO). Beidou DW 19, one of 4 catalogued objects, reached a 21,530 × 22,201 km orbit inclined 55.0°. 4 objects from this launch are catalogued, 2 of them payloads.

Booster
No booster details on record.
Mission
Communications · Medium Earth Orbit (MEO)
Milestone
1st Long March 3B/YZ-1 flightChina Aerospace Science and Technology Corporation's 152nd launch3rd this yearhumanity's 5,482nd orbital launch attempt40th orbital launch attempt this year

Flight preview

Orbit: as tracked

55.0°Inclination
21530 × 22201 kmPerigee × apogeefrom mean elements
787.0 minPeriodfrom mean elements
77.3°Ascending node
4100 d agoElement epoch2015-07-25 20:12 UTC · stale

Beidou DW 19 · NORAD 40748 · 2015-037 · Space-Track · tracking 1 of 4 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2015-037A
Epoch
2015-07-25 20:12:18 UTC
Mean motion
1.82971706 rev/day
Eccentricity
0.0118694
Inclination
54.976°
Ascending node
77.2833°
Arg. of perigee
177.0235°
Mean anomaly
292.6697°
Element set
999
Rev at epoch
1
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: MEO. Ascent drawn from padside's representative profile.

Catalogued objects

4 catalogued: 2 payloads, 2 rocket stages; 3 still in orbit

  • Beidou DW 19 · NORAD 40748 · in orbit
  • Beidou DW 18 · NORAD 40749 · in orbit

CZ-3B Y26 Stage 3 · re-entered April 7, 2026

Yuanzheng-1 Y2 · in orbit

Data from J. McDowell, planet4589.org

About this launch

The BeiDou Navigation Satellite System will be a global satellite navigation system consisting of 35 satellites. Resolution of the BeiDou system has been reported to be as high as 0.5 metres.

Pad

Map of Launch Complex 2 (LC-2)

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China

59th launch from Launch Complex 2 (LC-2), 2nd this year · 86th from Xichang Satellite Launch Center, People's Republic of China

126 launches from this pad · 242 from Xichang Satellite Launch Center, People's Republic of China

116 days after the previous launch from this pad

Questions

When did BDS-3 M1 & BDS-3 M2 launch?

BDS-3 M1 & BDS-3 M2 launched on July 25, 2015. The time is known to the hour, not the minute.

Where can I watch BDS-3 M1 & BDS-3 M2?

Coverage: China launches two satellites as it builds GPS rival. Watch the replay

What rocket launched BDS-3 M1 & BDS-3 M2?

Long March 3B/YZ-1, flown by China Aerospace Science and Technology Corporation. Long March 3B/YZ-1 spec sheet

Where did BDS-3 M1 & BDS-3 M2 launch from?

Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China.

What orbit did BDS-3 M1 & BDS-3 M2 reach?

Beidou DW 19, one of 4 catalogued objects, reached a 21,530 × 22,201 km orbit inclined 55.0°.

How many satellites did BDS-3 M1 & BDS-3 M2 launch?

2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).

Which program is BDS-3 M1 & BDS-3 M2 part of?

BeiDou. About BeiDou