DELTA 1 DEB, 10728

Orbit data source: Space-Track

DELTA 1 DEB, 10728 is space debris in LEO originally from a launch on Wed, 09 Apr 1975 UTC launched from the Air Force Western Test Range (AFWTR). 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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Identifier
10728, 1975-027C
Orbit
LEO
Last TLE update
19 hours ago
Origin
Manufacturer
Unknown
Mission
Spacecraft
Bus & Motor
Unknown
Mass
Unknown
Launch date (UTC)
1975-04-09 (50 years ago)
Launch vehicle
Unknown
Launch site
Air Force Western Test Range (AFWTR)
Object type
Payload
Rocket body
Debris
Shape & HBR
Unknown
Radar Cross Section
Small (<0.1 m²)

Expand to show TLE details & history

TLE from 19 hours ago
0 DELTA 1 DEB
1 10728U 75027C   25189.80548934  .00000039  00000-0  90519-4 0  9995
2 10728 115.2073 323.8912 0067031 242.8545 116.5687 14.25067352606094
Epoch: 2025-07-08T19:19Z
TLE epoch observation values (Epoch: 2025-07-08T19:19:54.278Z)
Latitude
-0.00006°
Longitude
106.91987°
Altitude
832.02 km
Speed
7.426 km/s
True Right ascension
21h 35m 33s
True Declination
0° 00' 00"
Sunlit
Object was in full shadow at epoch
Visualization orbit readout
Latitude
-14.30967°
Longitude
-77.6761°
Altitude
780.105 km
Speed
7.481 km/s
Apparent Right ascension
11h 31m 23s
Apparent Declination
-33° 26' 01"
Sunlit
Object is in daylight
Visualization observer readout
Local Sidereal Time
02:57:26
Azimuth
97.787° ESE
Elevation
-48.754°
Doppler factor
1
Orbital elements
Apogee altitude
855.036 km
Perigee altitude
758.712 km
Semi-major axis
7,185.011 km
Eccentricity
0.0067
Inclination
115.2073°
RAAN
323.8912°
Arg. of periapsis
242.8545°
True anomaly
Unknown
Mean anomaly
116.5687°
Eccentric anomaly
Unknown
Mean motion
3.56371 °/min
Orbital period
101.02 mins
BSTAR
0.000090519
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Other satellites on launch #27 in the year 1975 (1975-04-09 UTC)

DELTA 1 DEB Visibility forecast

Observer location: undefined°, undefined°

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.
9 mins2025-07-09 22:50:44.354Z40.412° NE2025-07-09 22:55:44.354Z153.037° SSE43.026°2025-07-09 22:59:44.354Z207.085° SW
6 mins2025-07-10 00:30:44.354Z354.268° N2025-07-10 00:32:44.354Z324.058° NNW22.036°2025-07-10 00:36:44.354Z271.122° WNW
8 mins2025-07-10 06:53:44.354Z94.403° ESE2025-07-10 06:57:44.354Z33.694° NE26.382°2025-07-10 07:01:44.354Z344.549° N
8 mins2025-07-10 08:31:44.354Z168.734° S2025-07-10 08:34:44.354Z226.626° WSW39.087°2025-07-10 08:39:44.354Z314.198° NW
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