SOLRAD 7A

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite SOLRAD 7A at a glance.

Uptime

22617

Days in orbit

Revolutions

≈ 14.0

Per day

Orbit

LEO

Low Earth Orbit

Inclination

69.9

Latest

Satellite identification and parameters

Extended collection of information and parameters for SOLRAD 7A.

Object identification

Identified? True

Debris? False

Object name: SOLRAD 7A

International designator: 1964-001D

Object number (NORAD): 730

Object ID (CCSDS): 730

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 103.15 minutes

Inclination: 69.9066 deg

SMA: 7285.734 km

Apoapsis: 919.957 km

Periapsis: 895.241 km

RAAN: 318.2356 deg

Eccentricy: 0.00169616

Argument of periapsis: 272.4531 deg

Mean anomaly: 196.6494 deg

Mean motion: 13.9602373 rev/day

Mean motion (dot): 0.00000108 rev/day2

B* drag term: 0.00011798329 1/REarth

Two-line elements (TLE)

Creation date: Dec. 12, 2025, 10:14 a.m.

Reference frame: TEME

Reference center: EARTH

Epoch: Dec. 12, 2025, 7:18 a.m. UTC

TLE line 0: 0 SOLRAD 7A

TLE line 1: 1 00730U 64001D 25346.30437411 .00000108 00000-0 11798-3 0 9992

TLE line 2: 2 00730 69.9066 318.2356 0016962 272.4531 196.6494 13.96023730 34554

Live tracking on map

Real-time ground track for satellite SOLRAD 7A.

In-orbit conjunctions

A list of the most updated potential collisions computed for object SOLRAD 7A.

Target Orbit TCA Probability of collision Miss distance Type
FENGYUN 1C DEB SSO 2025-09-29 00:49:01 0.0001311087 134.0 (m) DEBRIS
MOS 1B (MOMO 1B) SSO 2025-03-26 18:00:24 0.0002730197 209.0 (m) PAYLOAD
CZ-4B DEB LEO 2024-12-20 09:15:37 0.0001316297 195.0 (m) DEBRIS
FENGYUN 1C DEB SSO 2024-11-03 16:18:25 0.0008667518 136.0 (m) DEBRIS

Associated space launch

Poppy was the follow-on ELINT system, which succeeded the Grab ELINT satellite system.

SOLRAD 7A was lifted into orbit during the mission ‘Thor SLV-2A Agena D | Poppy 5A, 5B & 5C’, on board a Thor SLV-2A Agena D space rocket.

The launch took place on Jan. 11, 1964, 8:07 p.m. from Space Launch Complex 1E.

For more information about the launch, click the button.

Launch to space Thor SLV-2A Agena D | Poppy 5A, 5B & 5C
Thor SLV-2A Agena D | Poppy 5A, 5B & 5C

Agency: N/A

Status: Launch Successful

Launch date: Jan. 11, 1964, 8:07 p.m. UTC

Rocket: Thor SLV-2A Agena D

Launch pad: Space Launch Complex 1E

Location: Vandenberg SFB, CA, USA

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