BLOCK DM-SL R/B, 29521
Orbit data source: Space-Track
BLOCK DM-SL R/B, 29521 is space debris in HEO originally from a launch on Mon, 30 Oct 2006 UTC launched from the Sea Launch (SEAL). Debris objects in space refer to the collection of defunct objects orbiting the Earth. Examples of debris include non-operational satellites, rocket bodies, and fragments generated from explosions, collisions, or faulty payload assembly.
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29521 intel report (Beta)
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Edit Public Description
Identifier
Orbit
Country
Unknown / SEALRelated business
Manufacturer
RKKE
Mission
Spacecraft
Bus & Motor
BLOK DM2, 11D58M
Mass
~3,070 kg wet, 3,070 kg dry
Launch date (UTC)
Launch vehicle
Unknown
Launch site
Object type
Shape & HBR
Cyl, 3.1 m
Radar Cross Section
23.684 m², Large (>1 m²)
Expand to show TLE details & historyLast TLE update: 11 hours ago
TLE from 11 hours ago
0 BLOCK DM-SL R/B
1 29521U 06049B 25259.06239331 -.00000253 00000-0 00000-0 0 9999
2 29521 0.0724 136.4230 6927309 235.5912 350.8973 2.18866441150939Epoch: 2025-09-16T01:29Z
TLE epoch observation values (Epoch: 2025-09-16T01:29:50.781Z)
Latitude
0.02374°
Longitude
-64.70801°
Altitude
3,204.147 km
Speed
8.202 km/s
True Right ascension
20h 52m 02s
True Declination
0° 01' 25"
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
05:33:57
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
36,046.531 km
Perigee altitude
1,322.904 km
Semi-major axis
25,062.855 km
Eccentricity
0.69273
Inclination
0.0724°
RAAN
136.423°
Arg. of periapsis
235.5912°
True anomaly
300.60113°
Mean anomaly
350.8973°
Eccentric anomaly
332.68243°
Mean motion
0.54701 °/min
Orbital period
658.12 mins
BSTAR
0
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Other satellites on launch #49 in the year 2006 (2006-10-30 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.BLOCK DM-SL R/B 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. |
|---|---|---|---|---|---|---|---|
| 602 mins | 2025-09-16 13:03:32.294Z | 192.357° SSW | 2025-09-16 20:38:32.294Z | 159.042° S | 33.054° | 2025-09-16 23:05:32.294Z | 128.77° SE |
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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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 |
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