DELTA 1 DEB, 9978

Orbit data source: Space-Track

DELTA 1 DEB, 9978 is space debris in SSO originally from a launch on Tue, 06 Nov 1973 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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Iframe URL

https://www.satcat.com/sats-embedded/9978?theme=dark&initialShowStats=false

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ISO8601 Format

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ISO8601 Format

Identifier

9978, 1973-086GH

Orbit

SSO

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1973-11-06 (52 years ago)

Launch vehicle

Unknown

Launch site

Air Force Western Test Range (AFWTR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown shape, 0.1 m

Radar Cross Section

Small (<0.1 m²)

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Last TLE update: 3 days ago

TLE from 3 days ago

0 DELTA 1 DEB
1 09978U 73086GH  26121.35491924  .00000212  00000-0  20878-2 0  9998
2 09978 102.0712  64.6939 0054284  36.5124 116.0019 12.32951472286885

Epoch: 2026-05-01T08:31Z

TLE epoch observation values (Epoch: 2026-05-01T08:31:05.022Z)

Latitude

26.32065°

Longitude

-96.32231°

Altitude

1,558.525 km

Speed

7.082 km/s

True Right ascension

16h 42m 56s

True Declination

26° 11' 53"

Sunlit

Object was in full shadow 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

01:35:05

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,577.164 km

Perigee altitude

1,491.262 km

Semi-major axis

7,912.35 km

Eccentricity

0.00543

Inclination

102.0712°

RAAN

64.6939°

Arg. of periapsis

36.5124°

True anomaly

116.55932°

Mean anomaly

116.0019°

Eccentric anomaly

116.28078°

Mean motion

3.08379 °/min

Orbital period

116.74 mins

BSTAR

0.0020878

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Other satellites on launch #86 in the year 1973 (1973-11-06 UTC)

DELTA 1 DEB, 7207 (Decayed)

DELTA 1 DEB, 48086

DELTA 1 DEB, 42581

DELTA 1 DEB, 7090 (Decayed)

DELTA 1 DEB, 42578

DELTA 1 DEB, 7206 (Decayed)

DELTA 1 DEB, 7042

DELTA 1 DEB, 7021

DELTA 1 DEB, 7137

DELTA 1 DEB, 7208 (Decayed)

DELTA 1 DEB, 7191

DELTA 1 DEB, 7047 (Decayed)

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DELTA 1 DEB 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.
6 mins	2026-05-04 17:45:03.895Z	58.141° ENE	2026-05-04 17:46:03.895Z	50.069° ENE	15.568°	2026-05-04 17:51:03.895Z	13.23° NNE
14 mins	2026-05-04 19:33:03.895Z	146.157° SSE	2026-05-04 19:39:03.895Z	86.282° E	43.021°	2026-05-04 19:47:03.895Z	347.551° N
11 mins	2026-05-04 21:30:03.895Z	224.668° SW	2026-05-04 21:35:03.895Z	269.614° W	22.798°	2026-05-04 21:41:03.895Z	316.412° NNW
13 mins	2026-05-05 07:47:03.895Z	46.361° ENE	2026-05-05 07:53:03.895Z	96.819° ESE	24.646°	2026-05-05 08:00:03.895Z	150.291° SSE
15 mins	2026-05-05 09:41:03.895Z	10.646° NNE	2026-05-05 09:48:03.895Z	290.309° WNW	42.747°	2026-05-05 09:56:03.895Z	213.819° SW
7 mins	2026-05-05 11:38:03.895Z	335.421° NNW	2026-05-05 11:41:03.895Z	312.575° NW	15.466°	2026-05-05 11:45:03.895Z	283.614° WNW

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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 1 DEB, 9978 on other resources

View DELTA 1 DEB, 9978 on Heavens-Above

View DELTA 1 DEB, 9978 on Keep Track

View DELTA 1 DEB, 9978 on Celestrak

View DELTA 1 DEB, 9978 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 1 DEB, 9978

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 3 days ago

TLE from 3 days ago

TLE epoch observation values (Epoch: 2026-05-01T08:31:05.022Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #86 in the year 1973 (1973-11-06 UTC)

DELTA 1 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 DEB, 9978 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 3 days ago