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National Space Development Agency of JapanN-2Osaki Launch Complex, Tanegashima Space Center, Japan

Momo 1a

Launched

February 19, 1987

Launch Successful

Summary

Momo 1a launched on a National Space Development Agency of Japan N-2 from Osaki Launch Complex, Tanegashima Space Center, Japan on February 19, 1987. It was National Space Development Agency of Japan's 15th launch, 1st this year and humanity's 3,157th orbital launch attempt. It was the 8th N-2 flight and the 1st this year. The payload was bound for low Earth orbit (LEO). Momo, one of 2 catalogued objects, reached a 917 × 919 km orbit inclined 99.1°. 2 objects from this launch are catalogued, one of them a payload.

Watch
No webcast on record.
Booster
No booster details on record.
Mission
Earth Science · Low Earth Orbit (LEO)
Milestone
8th N-2 flight · 1st this yearNational Space Development Agency of Japan's 15th launch1st this yearhumanity's 3,157th orbital launch attempt18th orbital launch attempt this year

Flight preview

Orbit: as tracked

99.1°Inclination
917 × 919 kmPerigee × apogeefrom mean elements
103.2 minPeriodfrom mean elements
120.8°Ascending node
14483 d agoElement epoch1987-02-19 23:06 UTC · stale

Momo · NORAD 17527 · 1987-018 · Space-Track · tracking 1 of 2 objects

Show the numbers for orbit elements
Object
MOS 1A (MOMO 1)
Object ID
1987-018A
Epoch
1987-02-19 23:06:27 UTC
Mean motion
13.9501401 rev/day
Eccentricity
0.0001053
Inclination
99.0982°
Ascending node
120.8076°
Arg. of perigee
356.4957°
Mean anomaly
3.5388°
Element set
999
Rev at epoch
12
B*
0

Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: LEO.

Catalogued objects

2 catalogued: 1 payload, 1 rocket stage; 2 still in orbit

  • Momo · NORAD 17527 · in orbit

N-II-16F Stage 2 · in orbit

Data from J. McDowell, planet4589.org

About this launch

Japanese Earth observation satellite

Pad

Map of Osaki Launch Complex

Osaki Launch Complex, Tanegashima Space Center, Japan

16th launch from Osaki Launch Complex, 1st this year · 16th from Tanegashima Space Center, Japan

24 launches from this pad · 99 from Tanegashima Space Center, Japan

190 days after the previous launch from this pad

Questions

When did Momo 1a launch?

Momo 1a launched on February 19, 1987. The time is known to the hour, not the minute.

Where can I watch Momo 1a?

No webcast is on record for this launch.

What rocket launched Momo 1a?

N-2, flown by National Space Development Agency of Japan. N-2 spec sheet

Where did Momo 1a launch from?

Osaki Launch Complex, Tanegashima Space Center, Japan.

What orbit did Momo 1a reach?

Momo, one of 2 catalogued objects, reached a 917 × 919 km orbit inclined 99.1°.

How many satellites did Momo 1a launch?

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