Latitude
—
TACSAT
NORAD 37818 · COSPAR 2011-052A · ACTIVE
Orbit: #33206 @ 373 x 12016 km x 62.8529 deg
CURRENT ORBIT DATA
TLE epoch 2026-10-13 07:28 UTC · 13.3 h old
Orbit history
// altitude & velocity from orbital-data archiveTrend: —
Altitude —
Velocity —
Next visible passes
// click to checkCurrent TLE
// onowactive
TACSAT 4
1 37818U 11052A 26286.31114376 .00002535 00000-0 93919-3 0 09995
2 37818 62.8529 38.8353 4630397 287.4226 28.3321 6.15840267332066
TLE data & history
🚀 Launch manifest1 37818U 11052A 26286.31114376 .00002535 00000-0 93919-3 0 09995
2 37818 62.8529 38.8353 4630397 287.4226 28.3321 6.15840267332066
Spacecraft info
// UCS Satellite DatabaseLaunch date
September 27th 2011
Spacecraft age
15 years
Distance travelled
—
Expected lifetime
—
Operator
Naval Research Laboratory
Purpose
Technology Development
Orbit class
Elliptical · Molniya
Launch site
Kodiak Launch Complex
Launch vehicle
Minotaur 4
Contractor
Naval Research Laboratory/Johns Hopkins University Applied Physics Laboratory
Launch mass
450 kg
Power
1,000.00 W
Orbit elements
// from current orbital elementsInclination
62.8529°
Period
233.83 min
Perigee
373 km
Apogee
12016 km
Eccentricity
0.4630397
RAAN
38.8353°
Arg of Perigee
287.4226°
Mean Motion
6.15840267 rev/d