BLOCK DM-SL R/B, 26452
Orbit data source: Space-Track
BLOCK DM-SL R/B, 26452 is space debris in HEO originally from a launch on Fri, 28 Jul 2000 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.
Focus sentinelFocus sentinel
Request partner network tasking
Focus sentinelFocus sentinel
Embed this page
Focus sentinelFocus sentinel
26452 intel report (Beta)
Focus sentinelFocus sentinel
Edit Public Description
Focus sentinelFocus sentinel
Edit Sat Name
Focus sentinelFocus sentinel
Create New Watchlist
Identifier
Orbit
Country
US / SEALRelated business
Manufacturer
RKKE
Mission
Spacecraft
Bus & Motor
BLOK DM2, Unknown motor
Mass
~3,210 kg wet, ~3,210 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: 10 hours ago
TLE from 10 hours ago
0 BLOCK DM-SL R/B
1 26452U 00043B 26137.74563874 -.00000055 00000-0 00000+0 0 9999
2 26452 1.5448 79.4480 6695085 255.7455 219.5105 2.16745579203933Epoch: 2026-05-17T17:53Z
TLE epoch observation values (Epoch: 2026-05-17T17:53:43.187Z)
Latitude
1.53132°
Longitude
22.14197°
Altitude
34,248.034 km
Speed
1.954 km/s
True Right ascension
11h 04m 03s
True Declination
1° 31' 47"
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
13:01:10
Azimuth
Unknown
Elevation
Unknown
Doppler factor
Unknown
Orbital elements
Apogee altitude
35,736.255 km
Perigee altitude
1,958.717 km
Semi-major axis
25,225.623 km
Eccentricity
0.66951
Inclination
1.5448°
RAAN
79.448°
Arg. of periapsis
255.7455°
True anomaly
190.77868°
Mean anomaly
219.5105°
Eccentric anomaly
203.94297°
Mean motion
0.54173 °/min
Orbital period
664.54 mins
BSTAR
0
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 #43 in the year 2000 (2000-07-28 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.BLOCK DM-SL R/B 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. |
|---|---|---|---|---|---|---|---|
| 281 mins | 2026-05-18 04:18:09.882Z | 228.823° WSW | 2026-05-18 04:18:09.882Z | 228.823° WSW | 28.378° | 2026-05-18 08:59:09.882Z | 162.29° S |
| 447 mins | 2026-05-18 20:51:09.882Z | 220.108° SW | 2026-05-19 01:27:09.882Z | 182.819° SSW | 35.452° | 2026-05-19 04:18:09.882Z | 207.134° SW |
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 descending 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 descending order |
|---|