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

BDS I1-S

Launched

March 30, 2015

Launch Successful

Image: 我们的太空

Summary

BeiDou-3 I1-S launched on a China Aerospace Science and Technology Corporation Long March 3C/YZ-1 from Launch Complex 2 (LC-2), Xichang Satellite Launch Center, People's Republic of China on March 30, 2015. It was China Aerospace Science and Technology Corporation's 150th launch, 1st this year and humanity's 5,462nd orbital launch attempt. It was the 1st Long March 3C/YZ-1 flight. The payload was bound for Geosynchronous Orbit (GSO). The tracked orbit of Beidou DW 17, one of 3 catalogued objects, from April 2, 2015, was 35,804 × 36,788 km inclined 55.0°. 3 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Booster
No booster details on record.
Mission
Navigation · Geosynchronous Orbit (GSO)
Milestone
1st Long March 3C/YZ-1 flightChina Aerospace Science and Technology Corporation's 150th launch1st this yearhumanity's 5,462nd orbital launch attempt20th orbital launch attempt this year

Flight preview

Orbit: as tracked

55.0°Inclination
35804 × 36788 kmPerigee × apogeefrom mean elements
1461.8 minPeriodfrom mean elements
343.0°Ascending node
4215 d agoElement epoch2015-04-02 08:03 UTC · stale

Beidou DW 17 · NORAD 40549 · 2015-019 · Space-Track · tracking 1 of 3 objects

Show the numbers for orbit elements
Object
TBA - TO BE ASSIGNED
Object ID
2015-019A
Epoch
2015-04-02 08:03:11 UTC
Mean motion
0.98505784 rev/day
Eccentricity
0.0115321
Inclination
54.9786°
Ascending node
342.9515°
Arg. of perigee
172.4304°
Mean anomaly
352.297°
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: GSO.

Catalogued objects

3 catalogued: 1 payload, 2 rocket stages; 1 still in orbit

  • Beidou DW 17 · NORAD 40549 · in orbit

CZ-3C Y11 Stage 3 · re-entered March 23, 2016

Yuanzheng-1 Y1 · left Earth orbit April 1, 2015

Data from J. McDowell, planet4589.org

About this launch

BeiDou I1-S was the first experimental satellite of China's third-generation BeiDou navigation system, an inclined-geosynchronous spacecraft placed directly into its operational orbit by the debut of the Yuanzheng-1 upper stage.

Pad

Map of Launch Complex 2 (LC-2)

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

58th launch from Launch Complex 2 (LC-2), 1st this year · 85th 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

89 days after the previous launch from this pad

Questions

When did BeiDou-3 I1-S launch?

BeiDou-3 I1-S launched on March 30, 2015. The time is known to the hour, not the minute.

Where can I watch BeiDou-3 I1-S?

No webcast is on record for this launch.

What rocket launched BeiDou-3 I1-S?

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

Where did BeiDou-3 I1-S launch from?

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

What orbit did BeiDou-3 I1-S reach?

The tracked orbit of Beidou DW 17, one of 3 catalogued objects, from April 2, 2015, was 35,804 × 36,788 km inclined 55.0°.

How many satellites did BeiDou-3 I1-S launch?

1 payload from this launch is catalogued, still in orbit (Data from J. McDowell, planet4589.org).