DELTA 2 R/B, 25876

Orbit data source: Space-Track

DELTA 2 R/B, 25876 is space debris in LEO originally from a launch on Sun, 25 Jul 1999 UTC launched from the Air Force Eastern Test Range (AFETR). 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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Iframe URL

https://www.satcat.com/sats-embedded/25876?theme=dark&initialShowStats=false

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Identifier

25876, 1999-041E

Orbit

LEO

Country

Related business

Boeing (US)

Manufacturer

Boeing/HB

Mission

Spacecraft

Bus & Motor

DELTA/0020, Unknown motor

Mass

1,188 kg wet, 919 kg dry

Launch date (UTC)

1999-07-25 (27 years ago)

Launch vehicle

Unknown

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Cyl + Cone, 3.0 m

Radar Cross Section

13.645 m², Large (>1 m²)

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Last TLE update: 10 hours ago

TLE from 10 hours ago

0 DELTA 2 R/B
1 25876U 99041E   26036.15983502  .00002630  00000-0  46029-3 0  9996
2 25876  51.7645  71.1819 0502434 252.3214 102.2274 14.11702591358434

Epoch: 2026-02-05T03:50Z

TLE epoch observation values (Epoch: 2026-02-05T03:50:09.745Z)

Latitude

-0°

Longitude

-121.67476°

Altitude

948.343 km

Speed

7.331 km/s

True Right ascension

04h 44m 43s

True Declination

0° 00' 00"

Sunlit

Object was in daylight at epoch

Visualization orbit readout

Latitude

Unknown

Longitude

Unknown

Altitude

Unknown

Speed

Unknown

Apparent Right ascension

Unknown

Apparent Declination

Unknown

Sunlit

N/A

Visualization observer readout

Local Sidereal Time

15:32:31

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,217.379 km

Perigee altitude

490.644 km

Semi-major axis

7,232.148 km

Eccentricity

0.05024

Inclination

51.7645°

RAAN

71.1819°

Arg. of periapsis

252.3214°

True anomaly

107.77171°

Mean anomaly

102.2274°

Eccentric anomaly

105.00794°

Mean motion

3.52892 °/min

Orbital period

102.01 mins

BSTAR

0.00046029

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Other satellites on launch #41 in the year 1999 (1999-07-25 UTC)

GLOBALSTAR M028, 25875

GLOBALSTAR M043, 25874

GLOBALSTAR M048, 25872

GLOBALSTAR M026, 25873

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DELTA 2 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.
12 mins	2026-02-06 03:45:08.313Z	189.145° SSW	2026-02-06 03:50:08.313Z	136.665° SSE	31.645°	2026-02-06 03:57:08.313Z	65.606° ENE
13 mins	2026-02-06 05:31:08.313Z	245.244° WSW	2026-02-06 05:37:08.313Z	321.275° NNW	43.251°	2026-02-06 05:44:08.313Z	49.744° ENE
12 mins	2026-02-06 07:20:08.313Z	291.275° WNW	2026-02-06 07:25:08.313Z	345.488° N	31.031°	2026-02-06 07:32:08.313Z	52.973° ENE
12 mins	2026-02-06 09:08:08.313Z	311.017° NW	2026-02-06 09:14:08.313Z	13.724° NNE	30.466°	2026-02-06 09:20:08.313Z	73.711° E
12 mins	2026-02-06 10:56:08.313Z	312.026° NW	2026-02-06 11:02:08.313Z	41.877° NE	42.798°	2026-02-06 11:08:08.313Z	114.526° SE
10 mins	2026-02-06 12:43:08.313Z	290.616° WNW	2026-02-06 12:48:08.313Z	237.692° WSW	30.337°	2026-02-06 12:53:08.313Z	173.134° S

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Co-orbital & Co-planar RSOs

Thresholds — Semi-major Axis: ±100 km, RAAN: ±3°, Inclination: ±5°
TCA is derived from TLE conjunctions

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CAUTION: Conjunctions in this section are generated from low-fidelity TLE screenings

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Check out DELTA 2 R/B, 25876 on other resources

View DELTA 2 R/B, 25876 on Heavens-Above

View DELTA 2 R/B, 25876 on Keep Track

View DELTA 2 R/B, 25876 on Celestrak

View DELTA 2 R/B, 25876 on Gunter's Space Page

Satcat and Kayhan Space are not affiliated with NASA, Celestrak, Heavens-Above, Keep Track, or Gunter's Space Page.

DELTA 2 R/B, 25876

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 10 hours ago

TLE from 10 hours ago

TLE epoch observation values (Epoch: 2026-02-05T03:50:09.745Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #41 in the year 1999 (1999-07-25 UTC)

DELTA 2 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 2 R/B, 25876 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 10 hours ago