Showing default

SOLRAD 11A, 8748

Orbit data source: Space-Track

SOLRAD 11A, 8748 is a payload satellite owned by NRL (US) that was launched on Mon, 15 Mar 1976 UTC via a TITAN IIIC launch vehicle from the Air Force Eastern Test Range (AFETR). Payload-class satellites include a variety of spacecraft equipped with specific instruments for various scientific and technological missions. These include communications satellites like Starlink; space stations such as the ISS; scientific satellites like the Hubble; Earth observation satellites from companies like Planet Labs, Umbra, and HawkEye 360; GPS; miniature CubeSats for education and research; and military/defense satellites.

Loading next visibility...

Iframe embed code

<iframe src="https://www.satcat.com/sats-embedded/8748?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/8748?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

8748, 1976-023C

Orbit

Active

Country

Related business

United States Navy (US)

Manufacturer

NRL

Mission

Spacecraft

Bus & Motor

SR 11, STAR 13A

Mass

171 kg wet, 171 kg dry

Launch date (UTC)

1976-03-15 (50 years ago)

Launch vehicle

TITAN IIIC

Launch site

Air Force Eastern Test Range (AFETR)

Object type

Payload

Rocket body

Debris

Shape & HBR

Unknown

Radar Cross Section

RCS unknown

Expand to show TLE details & history
Last TLE update: in 2 days

TLE from in 2 days

0 SOLRAD 11A
1 08748U 76023C   26047.76866714 -.00000531  00000-0  00000-0 0  9999
2 08748  14.7355 352.5745 0078380 205.9057 358.9844  0.19675155  5228

Epoch: 2026-02-16T18:26Z

TLE epoch observation values (Epoch: 2026-02-16T18:26:52.840Z)

Latitude

-6.10375°

Longitude

133.32327°

Altitude

117,522.642 km

Speed

1.801 km/s

True Right ascension

13h 07m 12s

True Declination

-6° 06' 06"

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

22:12:18

Azimuth

Unknown

Elevation

Unknown

Doppler factor

Unknown

Orbital elements

Apogee altitude

119,470.496 km

Perigee altitude

117,513.036 km

Semi-major axis

124,869.903 km

Eccentricity

0.00784

Inclination

14.7355°

RAAN

352.5745°

Arg. of periapsis

205.9057°

True anomaly

358.96832°

Mean anomaly

358.9844°

Eccentric anomaly

358.97638°

Mean motion

0.04919 °/min

Orbital period

7,318.9 mins

BSTAR

Loading maneuver chart data...

Computing Atmospheric mass density...

Loading historical data...

Other satellites on launch #23 in the year 1976 (1976-03-15 UTC)

LES 8, 8746

LES 8 9/SOL 11A B DEB *, 13753

TITAN 3C TRANSTAGE R/B, 8751

SOLRAD 11A/B PKM, 8752

SOLRAD 11B, 8749

SOLRAD 11A/B AKM, 8753

LES 9, 8747

TITAN 3C TRANSTAGE DEB, 8832

TITAN 3C R/B(1), 8750 (Decayed)

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

SOLRAD 11A 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.
841 mins	2026-02-14 19:37:27.531Z	83.325° E	2026-02-15 02:38:27.531Z	180.974° SSW	41.824°	2026-02-15 09:38:27.531Z	277.483° WNW

Items per page:

1–1 of 1 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 SOLRAD 11A, 8748 on other resources

View SOLRAD 11A, 8748 on NASA - NSSDCA Website

View SOLRAD 11A, 8748 on Heavens-Above

View SOLRAD 11A, 8748 on Keep Track

View SOLRAD 11A, 8748 on Celestrak

View SOLRAD 11A, 8748 on Gunter's Space Page

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

SOLRAD 11A, 8748

Orbit data source: Space-Track

Expand to show TLE details & historyLast TLE update: in 2 days

TLE from in 2 days

TLE epoch observation values (Epoch: 2026-02-16T18:26:52.840Z)

Visualization orbit readout

Visualization observer readout

Orbital elements

Other satellites on launch #23 in the year 1976 (1976-03-15 UTC)

SOLRAD 11A Visibility forecast

Co-orbital & Co-planar RSOs

Check out SOLRAD 11A, 8748 on other resources

Documentation

Expand to show TLE details & history
Last TLE update: in 2 days