Meteosat Orbital Parameters

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The reference frame for the orbit is True-of-Date for the MSG satellites and Mean-of-Date for Meteosat-7 as indicated in the details below.

Last update: 19/8/2019, day: 231

CURRENT ORBIT DETAILS FOR METEOSAT-11 (MSG4)

Coordinate Frame: Earth-centred, True of date

MSG4 Orbit State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

X-Position: X = 35356.0821921 km, X-Velocity: XDOT = 1.674976 km/s
Y-Position: Y = -22982.7388607 km, Y-Velocity: YDOT = 2.5775209 km/s
Z-Position: Z = 637.4428647 km, Z-Velocity: ZDOT = 0.0137281 km/s

SRP coefficient: CR = 1.20763

Semi-Major Axis: A = 42165.59703 km
Eccentricity: E = 0.00021640
Inclination: I = 0.903064 deg
Right Asc. of Asc. Node: RAAN = 253.4412578 deg
Argument of Perigee: AOP = 234.5112604 deg
True Anomaly: TA = 199.0240843 deg

Longitude at epoch: LONG = -0.08006300 deg
Mean Longitude: MEAN LONG = -0.072361 deg
Mean Drift Rate: MEAN DRIFT = 0.01067 deg/day

Perigee Height at Epoch: HPERI = 35778.33539480 km
Apogee Height at Epoch: HAPO = 35796.58466520 km

MSG4 Attitude State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 123.88899 deg
Spin Axis Declination: DEC = 89.202156 deg

Spin Axis Unit X: UX = -0.00776413
Spin Axis Unit Y: UY = 0.01155904
Spin Axis Unit Z: UZ = 0.99990305

MSG4 Physical State

Epoch: 2019/08/19 04:00:00.000 ( 19.231.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.5428005 rpm

Total Mass: MTOT = 1174.43182900 kg
Fuel Mass: MFUEL = 39.94579060 kg
Oxidizer Mass: MOXID = 72.97773920 kg

CURRENT ORBIT DETAILS FOR METEOSAT-10 (MSG3)

Coordinate Frame: Earth-centred, True of date

MSG3 Orbit State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

X-Position: X = 38658.066223 km, X-Velocity: XDOT = 1.2283728 km/s
Y-Position: Y = -16853.9392854 km, Y-Velocity: YDOT = 2.8174329 km/s
Z-Position: Z = -89.0576516 km, Z-Velocity: ZDOT = 0.0599337 km/s

SRP coefficient: CR = 1.18958

Semi-Major Axis: A = 42166.6872951 km
Eccentricity: E = 0.00013780
Inclination: I = 1.1236412 deg
Right Asc. of Asc. Node: RAAN = 342.624873 deg
Argument of Perigee: AOP = 161.9977553 deg
True Anomaly: TA = 191.8202078 deg

Longitude at epoch: LONG = 9.38928500 deg
Mean Longitude: MEAN LONG = 9.389625 deg
Mean Drift Rate: MEAN DRIFT = 0.00060 deg/day

Perigee Height at Epoch: HPERI = 35782.73972559 km
Apogee Height at Epoch: HAPO = 35794.36086461 km

MSG3 Attitude State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 287.2339674 deg
Spin Axis Declination: DEC = 89.00568297 deg

Spin Axis Unit X: UX = 0.00516163
Spin Axis Unit Y: UY = -0.01654120
Spin Axis Unit Z: UZ = 0.99984986

MSG3 Physical State

Epoch: 2019/08/19 04:00:00.000 ( 19.231.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.8531853 rpm

Total Mass: MTOT = 1100.51686400 kg
Fuel Mass: MFUEL = 19.29390050 kg
Oxidizer Mass: MOXID = 28.85966380 kg

CURRENT ORBIT DETAILS FOR METEOSAT-9 (MSG2)

Coordinate Frame: Earth-centred, True of date

MSG2 Orbit State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

X-Position: X = 36563.0725358 km, X-Velocity: XDOT = 1.5193948 km/s
Y-Position: Y = -20834.281672 km, Y-Velocity: YDOT = 2.672163 km/s
Z-Position: Z = -2742.3257473 km, Z-Velocity: ZDOT = -0.0389309 km/s

SRP coefficient: CR = 1.18037

Semi-Major Axis: A = 42165.6815579 km
Eccentricity: E = 0.00016900
Inclination: I = 3.7986593 deg
Right Asc. of Asc. Node: RAAN = 71.3737679 deg
Argument of Perigee: AOP = 45.4849095 deg
True Anomaly: TA = 213.4897506 deg

Longitude at epoch: LONG = 3.27001800 deg
Mean Longitude: MEAN LONG = 3.301438 deg
Mean Drift Rate: MEAN DRIFT = 0.01121 deg/day

Perigee Height at Epoch: HPERI = 35780.41855772 km
Apogee Height at Epoch: HAPO = 35794.67055808 km

MSG2 Attitude State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 340.8682137 deg
Spin Axis Declination: DEC = 86.453387 deg

Spin Axis Unit X: UX = 0.05844382
Spin Axis Unit Y: UY = -0.02027431
Spin Axis Unit Z: UZ = 0.99808480

MSG2 Physical State

Epoch: 2019/08/19 04:00:00.000 ( 19.231.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.5251134 rpm

Total Mass: MTOT = 1089.60957500 kg
Fuel Mass: MFUEL = 13.11625410 kg
Oxidizer Mass: MOXID = 22.70232150 kg

CURRENT ORBIT DETAILS FOR METEOSAT-8 (MSG1)

Coordinate Frame: Earth-centred, True of date

MSG1 Orbit State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

X-Position: X = 41553.1875905 km, X-Velocity: XDOT = -0.4446721 km/s
Y-Position: Y = 6340.1967628 km, Y-Velocity: YDOT = 3.0338168 km/s
Z-Position: Z = -3330.4920719 km, Z-Velocity: ZDOT = 0.226353 km/s

SRP coefficient: CR = 1.14668

Semi-Major Axis: A = 42165.1778035 km
Eccentricity: E = 0.00003170
Inclination: I = 6.1987242 deg
Right Asc. of Asc. Node: RAAN = 55.520157 deg
Argument of Perigee: AOP = 193.5482167 deg
True Anomaly: TA = 119.4393179 deg

Longitude at epoch: LONG = 41.62056600 deg
Mean Longitude: MEAN LONG = 41.458289 deg
Mean Drift Rate: MEAN DRIFT = 0.02215 deg/day

Perigee Height at Epoch: HPERI = 35785.70416736 km
Apogee Height at Epoch: HAPO = 35788.37743964 km

MSG1 Attitude State

Epoch: 2019/08/19 00:00:00.000 ( 19.231.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 325.5685979 deg
Spin Axis Declination: DEC = 83.9749705 deg

Spin Axis Unit X: UX = 0.08657380
Spin Axis Unit Y: UY = -0.05934804
Spin Axis Unit Z: UZ = 0.99447614

MSG1 Physical State

Epoch: 2019/08/19 04:00:00.000 ( 19.231.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.8021572 rpm

Total Mass: MTOT = 1082.35143300 kg
Fuel Mass: MFUEL = 11.23515820 kg
Oxidizer Mass: MOXID = 17.28127560 kg

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