LowEarth

SL-4 R/B

NORAD 39679· COSPAR 2014-021B· Active satellite· Other / Unclassified· LEO
Launch
Launched on Apr 16, 2014 from 31/6, Kazakhstan aboard a Soyuz U.
Soyuz-U | EgyptSat 2 / ايجيبت سات
Live · TLE epoch 2026-09-08 04:08 UTC
Orbit class
LEO — Low Earth Orbit (circular, < 2,000 km)
Operator
Russian / Soviet Government
Country
Russia
Manufacturer
Launched
Apr 16, 2014
Mass
Apogee
503 km
Perigee
383 km
Inclination
51.60°
Period
1.55 h

Altitude history

Apogee and perigee for SL-4 R/B across 103 days of archived orbital elements (105 element sets, one per day).

Trend
Decaying
Change
-6.5 km
Rate
-0.06 km/day
Now
383 × 503 km
448512383May 28Sep 9
Apogee Perigee

Derived from our own archive of CelesTrak orbital elements, sampled every 3 hours. Short windows show drag and station-keeping; they are not a reentry prediction.

Related satellites

Sources & further reading

Embed this satellite on your site

Free for editorial use. Attribution back to LowEarth is required.

<iframe src="https://lowearth.app/embed/39679" width="640" height="400" frameborder="0" allow="fullscreen"></iframe>