SECOR 4
Mission information
Name
SECOR 4
Alternate Names
EGRS 4
Satellite ID
FBFQ-2056-7966-4855-0749
NORAD ID
1315
Website
https://en.wikipedia.org/wiki/SECOR
Country of Origin

United States of America

Status
Satellite alive
Operational

Satellite is in orbit and operational

Image
SECOR 4
Mission timeline
Launch Date
1965-04-03T00:00:00+00:00
Description

Short for "Sequential Collation of Ranges" this satellite could link four mobile ground stations for geodesy. Also known as "Engineer Geodetic Research Satellites"

Mode V - Telemetry
Type
Transmitter
Downlink Mode
FM
Downlink Frequency
136.845 MHz
Most Recent Observers (last 24h)

No observations recorded for SECOR 4 in the last 24h

Data Frames Decoded - 30 Days
There is no decoded data for this satellite in the last 30 days.
No Decoders Found
Help us develop a decoder, you can find instructions at this wiki link
Orbital Elements
Latest Two-Line Element (TLE)
TLE Source
Space-Track.org
TLE Updated
2025-07-23 08:57:33 UTC
TLE Set
1  1315U 65027B   25204.23904083  .00000047  00000-0  14819-3 0  9999
2 1315 90.2422 8.1476 0030522 342.5063 191.7240 12.92658644844931
Satellite Suggestion History

Transmitter Suggestion History