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.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/3315?theme=dark&initialShowStats=false" width="600" height="400" frameborder="0" title="Kayhan Space Satcat Satellite Viewer"></iframe>

Iframe URL

https://www.satcat.com/sats-embedded/3315?theme=dark&initialShowStats=false

Optional Secondary NORAD IDs

Max 10 NORAD IDs; Separated by commas

Initial load time (optional)

ISO8601 Format

TLE date request (optional)

ISO8601 Format

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

Large (>1 m²)

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

TLE from 1 week ago

0 DELTA 1 R/B
1 03315U 68055B   26152.07939642  .00000110  00000-0  33842-3 0  9997
2 03315 120.6653 203.5563 2633809 242.9074 117.7840  9.25737708940065

Epoch: 2026-06-01T01:54Z

TLE epoch observation values (Epoch: 2026-06-01T01:54:19.850Z)

Latitude

19.85809°

Longitude

-86.92118°

Altitude

4,806.562 km

Speed

5.45 km/s

True Right ascension

12h 44m 56s

True Declination

19° 47' 17"

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

12:55:04

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

5,725.585 km

Perigee altitude

678.985 km

Semi-major axis

9,580.422 km

Eccentricity

0.26338

Inclination

120.6653°

RAAN

203.5563°

Arg. of periapsis

242.9074°

True anomaly

140.33855°

Mean anomaly

117.784°

Eccentric anomaly

129.43857°

Mean motion

2.31455 °/min

Orbital period

155.54 mins

BSTAR

0.00033842

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

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

EXPLORER 38 DEB, 28608

EXPLORER 38 (RAE-A), 3307

DELTA 1 DEB, 28666

DELTA 1 DEB, 27481

DELTA 1 DEB, 28667

EXPLORER 38 DEB, 3848

DELTA 1 DEB, 28671

Did you know?

You can import UDL-sourced sensor .json files into the Sandbox to generate a visibility chart that accounts for multi-vendor sensor geometry.

Click here to try in Sandbox

DELTA 1 R/B Visibility forecast

Loading observer location...
Set Observer location

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.
50 mins	2026-06-10 03:26:39.118Z	163.381° S	2026-06-10 03:46:39.118Z	236.46° WSW	40.403°	2026-06-10 04:16:39.118Z	316.865° NNW
21 mins	2026-06-10 06:08:39.118Z	239.258° WSW	2026-06-10 06:17:39.118Z	264.054° W	14.237°	2026-06-10 06:29:39.118Z	291.199° WNW
20 mins	2026-06-10 15:04:39.118Z	59.064° ENE	2026-06-10 15:16:39.118Z	100.197° ESE	20.34°	2026-06-10 15:24:39.118Z	142.208° SSE
36 mins	2026-06-10 17:23:39.118Z	41.687° NE	2026-06-10 17:47:39.118Z	133.555° SE	44.565°	2026-06-10 17:59:39.118Z	216.825° SW
43 mins	2026-06-10 19:44:39.118Z	47.084° ENE	2026-06-10 20:10:39.118Z	342.236° N	40.263°	2026-06-10 20:27:39.118Z	267.937° W
48 mins	2026-06-10 22:03:39.118Z	68.19° E	2026-06-10 22:29:39.118Z	6.385° NNE	37.771°	2026-06-10 22:51:39.118Z	300.53° NW
52 mins	2026-06-11 00:23:39.118Z	103.046° ESE	2026-06-11 00:47:39.118Z	32.233° NE	42.711°	2026-06-11 01:15:39.118Z	315.961° NNW

Items per page:

1–7 of 7 items

of 1 page

Co-orbital & Co-planar RSOs

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

Please sign-in to view Co-orbital & Co-planar RSOs.

Click to sort rows by RSO header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Type header in ascending order	Click to sort rows by Inclination Δ header in ascending order	Click to sort rows by RAAN Δ header in ascending order	Click to sort rows by Coplanar Angle header in ascending order	Click to sort rows by SMA Δ header in ascending order	Click to sort rows by Orbital period header in ascending order	Click to sort rows by <5km Md TCA header in descending order

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

Authenticating...

Click to sort rows by Secondary header in ascending order	Click to sort rows by Secondary name header in ascending order	Click to sort rows by Country header in ascending order	Click to sort rows by Owner header in ascending order	Click to sort rows by Obj. Type header in ascending order	Click to sort rows by Miss dist. header in ascending order	Click to sort rows by Rel. speed header in ascending order	Click to sort rows by Apr. angle header in ascending order	Click to sort rows by TCA header in descending order

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: 1 week ago

TLE from 1 week ago

TLE epoch observation values (Epoch: 2026-06-01T01:54:19.850Z)

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: 1 week ago