PROBA-1

NORAD 26958 · COSPAR 2001-049B · ACTIVE

Orbit: #36423 @ 504 x 581 km x 97.9595 deg

CURRENT ORBIT DATA

TLE epoch 2026-10-31 23:35 UTC Â· 12 h old

Orbit history

// altitude & velocity from orbital-data archive

Trend: —

Altitude —

Velocity —

Next visible passes

// click to check

Current TLE

// onowactive

PROBA-1
1 26958U 01049B 26304.98317648 .00001687 00000-0 11071-3 0 09990
2 26958 97.9595 318.3471 0054946 21.4766 338.8748 15.07946390364230

TLE data & history 🚀 Launch manifest

Spacecraft info

// UCS Satellite Database

Launch date

October 22nd 2001

Spacecraft age

25 years

Distance travelled

—

Expected lifetime

—

Operator

European Space Agency (ESA)

Purpose

Technology Demonstration

Orbit class

LEO Â· Sun-Synchronous

Launch site

Satish Dhawan Space Centre

Launch vehicle

PSLV C3

Contractor

Verhaert Design and Development NV (leading a European consortium)

Launch mass

100 kg

Power

100.00 W

Orbit elements

// from current orbital elements

Inclination

97.9595Â°

Period

95.49 min

Perigee

504 km

Apogee

581 km

Eccentricity

0.0054946

RAAN

318.3471Â°

Arg of Perigee

21.4766Â°

Mean Motion

15.0794639 rev/d