Supplemental Two-Line Element Sets

Today from
The Center for Space Standards & Innovation

Current as of 2020 Sep 19 10:52:11 UTC (Day 263)

Supplemental TLE Data
Starlink TLEs
(Starlink RMS Data)
Derived from latest Starlink ephemeris data on Space Track, with permission from SpaceX.
Planet TLEs
(Planet RMS Data)
Derived from latest Planet ephemeris data, with permission from Planet.
OneWeb TLEs
(OneWeb RMS Data)
Derived from latest OneWeb ephemeris data on Space Track, with permission from OneWeb.
GPS TLEs
(GPS RMS Data)
Derived from latest SEM Almanac IAW IS-GPS-200H
GLONASS TLEs
(GLONASS RMS Data)
Derived from latest Rapid Satellite Ephemerides
IAW The Extended Standard Product 3 Orbit Format
METEOSAT TLEs
(METEOSAT RMS Data)
Derived from latest Meteosat Orbital Parameters
INTELSAT TLEs
(INTELSAT RMS Data)
Derived from latest Intelsat Ephemeris Data IAW IESS 412 Rev 3
SES TLEs
(SES RMS Data)
Derived from latest SES Ephemeris Data IAW IESS 412 Rev 3
Telesat TLEs
(Telesat RMS Data)
Derived from latest Telesat ephemeris data on Space Track, with permission from Telesat.
ORBCOMM TLEs
Provided by ORBCOMM, Inc.
ISS TLEs
Extracted from NASA ISS Trajectory Data
CPF TLEs
(CPF RMS Data)
Derived from latest Consolidated Laser Ranging Prediction Ephemeris Data IAW Consolidated Laser Ranging Prediction Format Version 1.01

Link to interactive table with additional information

Link to interactive orbit visualization, using AGI's open-source Cesium JavaScript library, developed and provided by our partners at Digital Arsenal

For more info on how to use our new orbit visualization capability, check out our new 12-minute YouTube demo/tutorial.

Link to beta version of our new pass visualization capability. Pick your observing location and then find the passes of your favorite satellite!

For more info on how to use our new pass visualization capability, check out our new 7.5-minute YouTube demo/tutorial.

Link to allow easy visual comparison of SupTLEs and 18 SPCS TLEs.

For more info on how to use Pass Visualization to compare CelesTrak SupTLEs and 18 SPCS TLEs, check out this 8-minute YouTube demo/tutorial.

If you're having problems with our new capability, please be sure to send us feedback so that we can look into what might be causing them.