W-SERIES 4, 64543
Orbit data source: Space-Track
W-SERIES 4, 64543 is a payload satellite owned by Varda Space (US) in SSO that was launched on Mon, 23 Jun 2025 UTC via an FALCON 9 launch vehicle from the Air Force Western Test Range (AFWTR). 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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64543 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
USRelated business
Manufacturer
Varda Space
Mission
Operational Commercial Microgravity
Bus & Motor
VW, Unknown motor
Mass
300 kg wet, 55 kg dry
Launch date (UTC)
Launch vehicle
Launch site
Object type
Shape & HBR
Trunc Cone, 0.7 m
Radar Cross Section
Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 10 hours ago
TLE from 10 hours ago
0 W-SERIES 4
1 64543U 25135R 25328.29852738 .00005078 00000-0 24418-3 0 9994
2 64543 97.4471 80.5838 0002595 128.2164 231.9304 15.19246354 23729Epoch: 2025-11-24T07:09Z
TLE epoch observation values (Epoch: 2025-11-24T07:09:52.765Z)
Latitude
-0.00009°
Longitude
-90.38654°
Altitude
512.308 km
Speed
7.607 km/s
True Right ascension
05h 22m 20s
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
13:59:07
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
506.872 km
Perigee altitude
503.299 km
Semi-major axis
6,883.223 km
Eccentricity
0.00026
Inclination
97.4471°
RAAN
80.5838°
Arg. of periapsis
128.2164°
True anomaly
231.90699°
Mean anomaly
231.9304°
Eccentric anomaly
231.9187°
Mean motion
3.80063 °/min
Orbital period
94.72 mins
BSTAR
0.00024418
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Other satellites on launch #135 in the year 2025 (2025-06-23 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.W-SERIES 4 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. |
|---|---|---|---|---|---|---|---|
| 7 mins | 2025-11-24 20:22:01.325Z | 17.346° NNE | 2025-11-24 20:25:01.325Z | 53.439° ENE | 41.04° | 2025-11-24 20:29:01.325Z | 185.186° SSW |
| 4 mins | 2025-11-25 07:02:01.325Z | 111.411° ESE | 2025-11-25 07:04:01.325Z | 61.092° ENE | 23.817° | 2025-11-25 07:06:01.325Z | 20.781° NNE |
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 |
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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings
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