Satellite · NORAD 67688 · COSPAR 1998-067YE
HMU-SAT2
- Operator NASA
- Constellation International Space Station
- Country Japan
Altitude now
351.2km
SGP4 propagation
Velocity
7.70km/s
Inclination
51.62°
Period
91.3 min
91.3 min
Perigee
334km
Apogee
344km
orbit agingOrbit updated 9 h ago · element epoch 11 Sept 2026 07:31 UTC (13.5 h old)· Metadata updated 9 h ago
Live position
Ground track & current position
Propagated client-side every 5 s from the latest element set (SGP4). Accuracy degrades with element age.
Loading ground track…
- Latitude
- 27.547° S
- Longitude
- 120.260° W
- Altitude
- 351.2 km
- Velocity
- 7.696 km/s
- past 45 min
- next 90 min
- first fix from server render · element epoch 11 Sept 2026 07:31 UTC
Mission
Mission & classification
- Mission type derived
- Space station
- Object type
- Payload
- SATCAT ops status
- Operational [+]
- Radar cross-section
- —
- Constellation membership derived
- International Space Station via celestrak_group
Ownership
Operator & country
Launch
Launch
- Launch date
- 20 Nov 1998
- COSPAR launch id
- 1998-067
- Launch site
- Baikonur Cosmodrome (Tyuratam)
Objects from the same launch · 40+
- ISS DEB25570DebrisDecayed
- ISS DEB25846DebrisDecayed
- ISS DEB26572DebrisDecayed
- ISS DEB26943DebrisDecayed
- ISS DEB26944DebrisDecayed
- ISS DEB26945DebrisDecayed
- ISS DEB26946DebrisDecayed
- ISS DEB26950DebrisDecayed
- ISS DEB26951DebrisDecayed
- ISS DEB26952DebrisDecayed
- ISS DEB27166DebrisDecayed
- ISS DEB27167DebrisDecayed
Change log
History
| Field | Change | Source | Date |
|---|---|---|---|
| Operator Id | ∅ → org_01M28X1Z8FGK6KD7X9VC78HP12 | Celestrak | 11 Sept 2026 18:56 UTC |
| Constellation Id | ∅ → con_01M28X1Z9ZMNHAWPJKHMQQC62G | Celestrak | 11 Sept 2026 18:56 UTC |
| Country Code | ∅ → JP | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Owner Code | ∅ → JPN | Celestrak Satcat | 11 Sept 2026 18:53 UTC |
| Orbit Class | ∅ → LEO | Celestrak | 11 Sept 2026 18:53 UTC |
Regulatory
UN registration
Transparency
Sources & provenance
CelesTrakcommunity
Orbital data courtesy of CelesTrak (Dr. T.S. Kelso).
last sync 7 h ago
CelesTrak SATCATcommunity
Satellite catalog data courtesy of CelesTrak.
last sync 9 h ago
Field provenance
| Field | Source | Observed | Confidence |
|---|---|---|---|
| Canonical Name | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Decay Date | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Launch Date | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Object Type | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Orbital Elements | CelesTrak | 11 Sept 2026 20:57 UTC | 100% |
| Owner Code | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
| Status | CelesTrak SATCAT | 11 Sept 2026 18:53 UTC | 100% |
Timeline
Events
No events detected for this object yet. Launches, decays and orbit changes are generated by the derived-analytics connector.
Reference
Identifiers
- NORAD catalogue number
- 67688
- COSPAR / international designator
- 1998-067YE
- SatelliteIndex id
- sat_01M28X2SYZCHZETQB6KNZ8BWPK
- Canonical slug
- hmu-sat2-67688
Orbit class, mission type and constellation membership are derived by SatelliteIndex (Space station) — see the methodology. Positions are propagated estimates, not tracking measurements; never use them for conjunction assessment.