TRANSIT 4A

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite TRANSIT 4A at a glance.

Uptime

23273

Days in orbit

Revolutions

≈ 13.9

Per day

Orbit

LEO

Low Earth Orbit

Inclination

66.8

Latest

Satellite identification and parameters

Extended collection of information and parameters for TRANSIT 4A.

Object identification

Identified? True

Debris? False

Object name: TRANSIT 4A

International designator: 1961-015A

Object number (NORAD): 116

Object ID (CCSDS): 116

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 103.433 minutes

Inclination: 66.8085 deg

SMA: 7299.038 km

Apoapsis: 979.753 km

Periapsis: 862.054 km

RAAN: 287.4309 deg

Eccentricy: 0.0080626

Argument of periapsis: 236.1634 deg

Mean anomaly: 123.1753 deg

Mean motion: 13.92208546 rev/day

Mean motion (dot): 0.00000129 rev/day2

B* drag term: 0.00015647 1/REarth

Two-line elements (TLE)

Creation date: March 18, 2025, 2:25 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: March 17, 2025, 7:37 p.m. UTC

TLE line 0: 0 TRANSIT 4A

TLE line 1: 1 00116U 61015A 25076.81760679 .00000129 00000-0 15647-3 0 9993

TLE line 2: 2 00116 66.8085 287.4309 0080626 236.1634 123.1753 13.92208546233171

Live tracking on map

Real-time ground track for satellite TRANSIT 4A.

Associated space launch

TRANSIT 4A was lifted into orbit during the mission ‘Thor DM-21 Ablestar | Transit 4A & Injun-1 & Solrad 3’, on board a Thor DM-21 Ablestar space rocket.

The launch took place on June 29, 1961, 4:23 a.m. from Space Launch Complex 17B.

For more information about the launch, click the button.

Launch to space Thor DM-21 Ablestar | Transit 4A & Injun-1 & Solrad 3
Thor DM-21 Ablestar | Transit 4A & Injun-1 & Solrad 3

Agency: N/A

Status: Launch Successful

Launch date: June 29, 1961, 4:23 a.m. UTC

Rocket: Thor DM-21 Ablestar

Launch pad: Space Launch Complex 17B

Location: Cape Canaveral SFS, FL, USA

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