DELTA 1 R/B, 3315

Orbit data source: Space-Track

DELTA 1 R/B, 3315 is space debris originally from a launch on Thu, 04 Jul 1968 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/3315?theme=dark&initialShowStats=false

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Identifier

3315, 1968-055B

Orbit

Active

Country

Related business

National Aeronautics and Space Administration (NASA) (US)

Manufacturer

Thiokol/TE

Mission

Spacecraft

Bus & Motor

STAR 37, Unknown motor

Mass

65 kg wet, 65 kg dry

Launch date (UTC)

1968-07-04 (58 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

Medium (>0.1 m² and <1 m²)

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Last TLE update: 23 hours ago

TLE from 23 hours ago

0 DELTA 1 R/B
1 03315U 68055B   26125.07886008  .00000060  00000-0  23277-3 0  9999
2 03315 120.6688 165.4104 2634323 231.6583 134.7346  9.25729745937565

Epoch: 2026-05-05T01:53Z

TLE epoch observation values (Epoch: 2026-05-05T01:53:33.510Z)

Latitude

20.10009°

Longitude

-98.43034°

Altitude

5,237.112 km

Speed

5.201 km/s

True Right ascension

10h 11m 40s

True Declination

20° 01' 55"

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

08:44:13

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

5,726.148 km

Perigee altitude

678.533 km

Semi-major axis

9,580.478 km

Eccentricity

0.26343

Inclination

120.6688°

RAAN

165.4104°

Arg. of periapsis

231.6583°

True anomaly

151.87557°

Mean anomaly

134.7346°

Eccentric anomaly

143.67541°

Mean motion

2.31453 °/min

Orbital period

155.54 mins

BSTAR

0.00023277

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Other satellites on launch #55 in the year 1968 (1968-07-04 UTC)

EXPLORER 38 (RAE-A), 3307

EXPLORER 38 DEB, 28608

DELTA 1 DEB, 4841

DELTA 1 DEB, 26672

DELTA 1 DEB, 27480

EXPLORER 38 DEB, 3848

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DELTA 1 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.
55 mins	2026-05-06 01:02:06.033Z	134.928° SE	2026-05-06 01:29:06.033Z	236.47° WSW	44.893°	2026-05-06 01:57:06.033Z	318.331° NNW
46 mins	2026-05-06 03:34:06.033Z	187.761° SSW	2026-05-06 03:54:06.033Z	248.643° W	31.874°	2026-05-06 04:20:06.033Z	310.246° NW
24 mins	2026-05-06 15:07:06.033Z	48.65° ENE	2026-05-06 15:22:06.033Z	107.301° ESE	31.946°	2026-05-06 15:31:06.033Z	175.086° S
33 mins	2026-05-06 17:29:06.033Z	41.981° NE	2026-05-06 17:51:06.033Z	328.612° NNW	43.904°	2026-05-06 18:02:06.033Z	242.504° WSW
40 mins	2026-05-06 19:49:06.033Z	54.696° ENE	2026-05-06 20:13:06.033Z	355.596° N	37.102°	2026-05-06 20:29:06.033Z	287.036° WNW
48 mins	2026-05-06 22:06:06.033Z	83.269° E	2026-05-06 22:33:06.033Z	16.246° NNE	39.229°	2026-05-06 22:54:06.033Z	310.851° NW
23 mins	2026-05-07 00:26:06.033Z	122.997° SE	2026-05-07 00:49:06.033Z	97.201° ESE	44.318°	2026-05-07 00:49:06.033Z	97.201° ESE

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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 R/B, 3315 on other resources

View DELTA 1 R/B, 3315 on Heavens-Above

View DELTA 1 R/B, 3315 on Keep Track

View DELTA 1 R/B, 3315 on Celestrak

View DELTA 1 R/B, 3315 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 R/B, 3315

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: 23 hours ago

TLE from 23 hours ago

TLE epoch observation values (Epoch: 2026-05-05T01:53:33.510Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #55 in the year 1968 (1968-07-04 UTC)

DELTA 1 R/B Visibility forecast

Co-orbital & Co-planar RSOs

Check out DELTA 1 R/B, 3315 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: 23 hours ago