EXPLORER 30

Satellite information

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Satellite Type and Status

PAYLOADIN ORBIT

Key statistics

Satellite EXPLORER 30 at a glance.

Uptime

21779

Days in orbit

Revolutions

≈ 14.4

Per day

Orbit

LEO

Low Earth Orbit

Inclination

59.7

Latest

Satellite identification and parameters

Extended collection of information and parameters for EXPLORER 30.

Object identification

Identified? True

Debris? False

Object name: EXPLORER 30

International designator: 1965-093A

Object number (NORAD): 1738

Object ID (CCSDS): 1738

Country: UNITED STATES OF AMERICA (US)

Current information (Y/N): Y

RCS size: MEDIUM

Orbital parameters

Period: 99.89 minutes

Inclination: 59.7085 deg

SMA: 7131.379 km

Apoapsis: 852.188 km

Periapsis: 654.299 km

RAAN: 343.3562 deg

Eccentricy: 0.0138745

Argument of periapsis: 78.94 deg

Mean anomaly: 282.7205 deg

Mean motion: 14.41592468 rev/day

Mean motion (dot): 0.00000084 rev/day2

B* drag term: 0.000066743 1/REarth

Two-line elements (TLE)

Creation date: July 5, 2025, 11:06 p.m.

Reference frame: TEME

Reference center: EARTH

Epoch: July 5, 2025, 5:42 p.m. UTC

TLE line 0: 0 EXPLORER 30

TLE line 1: 1 1738U 65093A 25186.73785024 .00000084 00000-0 66743-4 0 9992

TLE line 2: 2 1738 59.7085 343.3562 0138745 78.9400 282.7205 14.41592468127311

Live tracking on map

Real-time ground track for satellite EXPLORER 30.

In-orbit conjunctions

A list of the most updated potential collisions computed for object EXPLORER 30.

Target Orbit TCA Probability of collision Miss distance Type
CZ-6A DEB SSO 2025-04-10 01:55:14 0.0002252093 657.0 (m) DEBRIS
CZ-6A DEB LEO 2025-03-05 16:28:42 0.0001187559 712.0 (m) DEBRIS
FENGYUN 1C DEB SSO 2024-12-24 05:37:47 0.0001033088 182.0 (m) DEBRIS
COSMOS 2251 DEB LEO 2024-11-24 08:37:53 0.0002215535 279.0 (m) DEBRIS
CZ-6A DEB SSO 2024-10-30 01:57:48 0.0007472547 152.0 (m) DEBRIS

Associated space launch

The NRL Solrad 8 satellite was one of the Solrad series that began in 1960 to provide continuous coverage of solar radiation with a set of standard photometers.

EXPLORER 30 was lifted into orbit during the mission ‘Scout X-4 | Solrad 8’, on board a Scout X-4 space rocket.

The launch took place on Nov. 19, 1965, 4:48 a.m. from Launch Area 3A.

For more information about the launch, click the button.

Launch to space Scout X-4 | Solrad 8
Scout X-4 | Solrad 8

Agency: N/A

Status: Launch Successful

Launch date: Nov. 19, 1965, 4:48 a.m. UTC

Rocket: Scout X-4

Launch pad: Launch Area 3A

Location: Wallops Flight Facility, Virginia, USA

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