Orbital Sciences CorporationMinotaur-C 2110Space Launch Complex 576E, Vandenberg SFB, CA, USA
Arirang-1 & ACRIMSat
Launched
December 21, 1999
Summary
Arirang-1 & ACRIMSat launched on an Orbital Sciences Corporation Minotaur-C 2110 from Space Launch Complex 576E, Vandenberg SFB, CA, USA on December 21, 1999. It was Orbital Sciences Corporation's 32nd launch, 4th this year and humanity's 4,364th orbital launch attempt. It was the 1st Minotaur-C 2110 flight. The payload was bound for Sun-Synchronous Orbit (SSO). Arirang-1, one of 4 catalogued objects, reached a 701 × 737 km orbit inclined 98.3°. 4 objects from this launch are catalogued, 2 of them payloads.
- Watch
- No webcast on record.
- Booster
- No booster details on record.
- Mission
- Earth Science · Sun-Synchronous Orbit (SSO)
- Milestone
- 1st Minotaur-C 2110 flightOrbital Sciences Corporation's 32nd launch4th this yearhumanity's 4,364th orbital launch attempt75th orbital launch attempt this year
Flight preview
Orbit: as tracked
Arirang-1 · NORAD 26032 · 1999-070 · Space-Track · tracking 1 of 4 objects
Show the numbers for orbit elements
- Object
- KOMPSAT
- Object ID
- 1999-070A
- Epoch
- 1999-12-21 08:15:37 UTC
- Mean motion
- 14.5432095 rev/day
- Eccentricity
- 0.0025217
- Inclination
- 98.2798°
- Ascending node
- 251.114°
- Arg. of perigee
- 201.6572°
- Mean anomaly
- 158.3506°
- Element set
- 999
- Rev at epoch
- 0
- B*
- 0
Perigee, apogee and period are Kepler figures from the catalogued mean elements, not a propagated state. Published orbit: SSO. Ascent drawn from padside's representative profile.
Catalogued objects
4 catalogued: 2 payloads, 1 rocket stage, 1 component; 3 still in orbit
- Arirang-1 · NORAD 26032 · in orbit
- ACRIMSAT · NORAD 26033 · in orbit
Taurus 4 Stage 4 · re-entered August 5, 2023
Data from J. McDowell, planet4589.org
About this launch
The KOMPSAT 1 (Korean Multi-purpose Satellite 1) Earth observation satellite was developed jointly by KARI and TRW. ACRIMSat (Active Cavity Radiometric Irradiance Monitor Satellite) was a satellite to ascertain the extent of solar radiation variability.
Pad

Space Launch Complex 576E, Vandenberg SFB, CA, USA
4th launch from Space Launch Complex 576E, 1st this year · 597th from Vandenberg SFB, CA, USA
9 launches from this pad · 919 from Vandenberg SFB, CA, USA
443 days after the previous launch from this pad
Questions
When did Arirang-1 & ACRIMSat launch?
Arirang-1 & ACRIMSat launched on December 21, 1999. The time is known to the hour, not the minute.
Where can I watch Arirang-1 & ACRIMSat?
No webcast is on record for this launch.
What rocket launched Arirang-1 & ACRIMSat?
Minotaur-C 2110, flown by Orbital Sciences Corporation. Minotaur-C 2110 spec sheet
Where did Arirang-1 & ACRIMSat launch from?
Space Launch Complex 576E, Vandenberg SFB, CA, USA.
What orbit did Arirang-1 & ACRIMSat reach?
Arirang-1, one of 4 catalogued objects, reached a 701 × 737 km orbit inclined 98.3°.
How many satellites did Arirang-1 & ACRIMSat launch?
2 payloads from this launch are catalogued, 2 of them still in orbit (Data from J. McDowell, planet4589.org).