NEMO-HD, 46277
Orbit data source: Space-Track
NEMO-HD, 46277 is a payload satellite owned by Space-SI (SI) in SSO that was launched on Thu, 03 Sep 2020 UTC via a VEGA launch vehicle from the French Guiana (FRGUI). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.
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46277 intel report (Beta)
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Identifier
Orbit
Country
SI / SVNRelated business
Manufacturer
UTIAS-SFL
Mission
Operational Amateur Imaging
Bus & Motor
NEMO-HD, Unknown motor
Mass
65 kg wet, 65 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Oct Cyl, Unknown HBR
Radar Cross Section
0.165 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 4 hours ago
TLE from 4 hours ago
0 NEMO-HD
1 46277U 20061F 26166.18620659 .00009198 00000-0 19988-3 0 9998
2 46277 97.1924 228.1590 0002391 83.3022 276.8499 15.44557954321673Epoch: 2026-06-15T04:28Z
TLE epoch observation values (Epoch: 2026-06-15T04:28:08.249Z)
Latitude
-0.00002°
Longitude
-102.35158°
Altitude
435.613 km
Speed
7.65 km/s
True Right ascension
15h 12m 38s
True Declination
0° 00' 00"
Sunlit
Visualization orbit readout
Latitude
Unknown
Longitude
Unknown
Altitude
Unknown
Speed
Unknown
Apparent Right ascension
Unknown
Apparent Declination
Unknown
Sunlit
Visualization observer readout
Local Sidereal Time
19:26:18
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
431.229 km
Perigee altitude
427.974 km
Semi-major axis
6,807.738 km
Eccentricity
0.00024
Inclination
97.1924°
RAAN
228.159°
Arg. of periapsis
83.3022°
True anomaly
276.8227°
Mean anomaly
276.8499°
Eccentric anomaly
276.8363°
Mean motion
3.86402 °/min
Orbital period
93.17 mins
BSTAR
0.00019988
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Other satellites on launch #61 in the year 2020 (2020-09-03 UTC)
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You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.NEMO-HD Visibility forecast
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Span | Click to sort rows by Start time (UTC) header in descending order | Start Az. | Max El. time (UTC) | Max El. Az. | Max El. | End time (UTC) | End Az. |
|---|---|---|---|---|---|---|---|
| 4 mins | 2026-06-15 17:29:08.965Z | 327.954° NNW | 2026-06-15 17:30:08.965Z | 292.948° NW | 29.148° | 2026-06-15 17:33:08.965Z | 221.015° SW |
| 5 mins | 2026-06-16 03:56:08.965Z | 142.322° SSE | 2026-06-16 03:58:08.965Z | 72.367° E | 36.623° | 2026-06-16 04:01:08.965Z | 0.493° NNE |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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