MOMENTUS-X1, 44408
Orbit data source: Space-Track
MOMENTUS-X1, 44408 is a payload satellite owned by Momentus (US) in SSO that was launched on Fri, 05 Jul 2019 UTC via a SOYUZ-2-1B launch vehicle from the Vostochny Cosmodrome (VOSTO). 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.
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
44408 intel report (Beta)
Focus sentinelFocus sentinel
Create New Watchlist
Focus sentinelFocus sentinel
Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Astro Digital
Mission
Operational Commercial Technology
Bus & Motor
CUBESAT 16U, Unknown motor
Mass
~20 kg wet, ~20 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Box, 0.2 m
Radar Cross Section
0.160 m², Medium (>0.1 m² and < 1m²)
Expand to show TLE details & historyLast TLE update: 18 hours ago
TLE from 18 hours ago
0 MOMENTUS-X1
1 44408U 19038Y 25286.89287716 .00027850 00000-0 51542-3 0 9994
2 44408 97.7143 307.8230 0010855 184.6809 175.4341 15.48935647348227Epoch: 2025-10-13T21:25Z
TLE epoch observation values (Epoch: 2025-10-13T21:25:44.586Z)
Latitude
-0.00005°
Longitude
-36.3019°
Altitude
430.316 km
Speed
7.649 km/s
True Right ascension
20h 31m 17s
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
09:57:38
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
424.155 km
Perigee altitude
409.404 km
Semi-major axis
6,794.916 km
Eccentricity
0.00109
Inclination
97.7143°
RAAN
307.823°
Arg. of periapsis
184.6809°
True anomaly
175.44399°
Mean anomaly
175.4341°
Eccentric anomaly
175.43905°
Mean motion
3.87496 °/min
Orbital period
92.9 mins
BSTAR
0.00051542
Loading maneuver chart data...
Computing Atmospheric mass density...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Loading historical data...
Other satellites on launch #38 in the year 2019 (2019-07-05 UTC)
Did you know?
You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.MOMENTUS-X1 Visibility forecast
Loading observer location...
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. |
|---|---|---|---|---|---|---|---|
| 5 mins | 2025-10-15 01:28:24.628Z | 160.311° S | 2025-10-15 01:30:24.628Z | 125.527° SE | 43.032° | 2025-10-15 01:33:24.628Z | 351.619° N |
| 5 mins | 2025-10-15 14:18:24.628Z | 20.378° NNE | 2025-10-15 14:20:24.628Z | 81.664° E | 42.825° | 2025-10-15 14:23:24.628Z | 185.52° SSW |
Co-orbital & Co-planar RSOs
Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions
Click to sort rows by RSO header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Type header in ascending order | Click to sort rows by Inclination Δ header in ascending order | Click to sort rows by RAAN Δ header in ascending order | Click to sort rows by Coplanar Angle header in ascending order | Click to sort rows by SMA Δ header in ascending order | Click to sort rows by Orbital period header in ascending order | Click to sort rows by <5km Md TCA header in ascending order |
|---|
CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
Authenticating...
Click to sort rows by Secondary header in ascending order | Click to sort rows by Secondary name header in ascending order | Click to sort rows by Country header in ascending order | Click to sort rows by Owner header in ascending order | Click to sort rows by Obj. Type header in ascending order | Click to sort rows by Miss dist. header in ascending order | Click to sort rows by Rel. speed header in ascending order | Click to sort rows by Apr. angle header in ascending order | Click to sort rows by TCA header in ascending order |
|---|