ISIS 2 DEB, 27658

Orbit data source: Space-Track

ISIS 2 DEB, 27658 is space debris in LEO originally from a launch on Thu, 01 Apr 1971 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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https://www.satcat.com/sats-embedded/27658?theme=dark&initialShowStats=false

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ISO8601 Format

Identifier

27658, 1971-024D

Orbit

LEO

Country

Related business

Communications Research Center (CA)

Manufacturer

Unknown

Mission

Spacecraft

Bus & Motor

Unknown

Mass

Unknown

Launch date (UTC)

1971-04-01 (55 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

Medium (>0.1 m² and <1 m²)

Expand to show TLE details & history
Last TLE update: 1 day ago

TLE from 1 day ago

0 ISIS 2 DEB
1 27658U 71024D   26127.47030124  .00000571  00000-0  25370-2 0  9993
2 27658  88.1630 312.5500 0052949  33.8512 354.3526 12.77449539 84969

Epoch: 2026-05-07T11:17Z

TLE epoch observation values (Epoch: 2026-05-07T11:17:14.027Z)

Latitude

28.16683°

Longitude

-81.09534°

Altitude

1,314.441 km

Speed

7.221 km/s

True Right ascension

20h 54m 06s

True Declination

28° 02' 04"

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

00:56:42

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

1,389.821 km

Perigee altitude

1,307.993 km

Semi-major axis

7,727.044 km

Eccentricity

0.00529

Inclination

88.163°

RAAN

312.55°

Arg. of periapsis

33.8512°

True anomaly

354.2925°

Mean anomaly

354.3526°

Eccentric anomaly

354.32259°

Mean motion

3.19538 °/min

Orbital period

112.66 mins

BSTAR

0.002537

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Other satellites on launch #24 in the year 1971 (1971-04-01 UTC)

THOR DELTA 1 DEB, 33514

THOR DELTA 1 R/B, 5106

THOR DELTA 1 DEB, 33517

THOR DELTA 1 DEB, 33515

THOR DELTA 1 DEB, 5360

ISIS 2, 5104

THOR DELTA 1 DEB, 33518

THOR DELTA 1 DEB, 33516

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ISIS 2 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.
14 mins	2026-05-08 23:28:03.670Z	17.434° NNE	2026-05-08 23:35:03.670Z	85.359° E	31.263°	2026-05-08 23:42:03.670Z	146.402° SSE
12 mins	2026-05-09 01:22:03.670Z	339.974° N	2026-05-09 01:27:03.670Z	288.292° WNW	34.19°	2026-05-09 01:34:03.670Z	214.619° SW
13 mins	2026-05-09 12:07:03.670Z	156.668° SSE	2026-05-09 12:13:03.670Z	94.954° ESE	39.6°	2026-05-09 12:20:03.670Z	10.539° NNE
10 mins	2026-05-09 14:02:03.670Z	237.337° WSW	2026-05-09 14:07:03.670Z	288.074° WNW	24.413°	2026-05-09 14:12:03.670Z	333.179° NNW

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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 ISIS 2 DEB, 27658 on other resources

View ISIS 2 DEB, 27658 on Heavens-Above

View ISIS 2 DEB, 27658 on Keep Track

View ISIS 2 DEB, 27658 on Celestrak

View ISIS 2 DEB, 27658 on Gunter's Space Page

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

ISIS 2 DEB, 27658

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 1 day ago

TLE from 1 day ago

TLE epoch observation values (Epoch: 2026-05-07T11:17:14.027Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #24 in the year 1971 (1971-04-01 UTC)

ISIS 2 DEB Visibility forecast

Co-orbital & Co-planar RSOs

Check out ISIS 2 DEB, 27658 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 1 day ago