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: 9/12/2019, day: 343

CURRENT ORBIT DETAILS FOR METEOSAT-11 (MSG4)

Coordinate Frame: Earth-centred, True of date

MSG4 Orbit State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

X-Position: X = 9388.789855 km, X-Velocity: XDOT = -2.9972063 km/s
Y-Position: Y = 41107.2152172 km, Y-Velocity: YDOT = 0.6845342 km/s
Z-Position: Z = -107.8372218 km, Z-Velocity: ZDOT = -0.0366536 km/s

SRP coefficient: CR = 1.29447

Semi-Major Axis: A = 42166.0556351 km
Eccentricity: E = 0.00002420
Inclination: I = 0.6986027 deg
Right Asc. of Asc. Node: RAAN = 245.0273993 deg
Argument of Perigee: AOP = 110.1844016 deg
True Anomaly: TA = 81.9235356 deg

Longitude at epoch: LONG = -0.31216900 deg
Mean Longitude: MEAN LONG = -0.311471 deg
Mean Drift Rate: MEAN DRIFT = 0.00414 deg/day

Perigee Height at Epoch: HPERI = 35786.89821655 km
Apogee Height at Epoch: HAPO = 35788.93905365 km

MSG4 Attitude State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 119.7227311 deg
Spin Axis Declination: DEC = 88.9872339 deg

Spin Axis Unit X: UX = -0.00876341
Spin Axis Unit Y: UY = 0.01534975
Spin Axis Unit Z: UZ = 0.99984378

MSG4 Physical State

Epoch: 2019/12/09 04:00:00.000 ( 19.343.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.522429 rpm

Total Mass: MTOT = 1174.32551300 kg
Fuel Mass: MFUEL = 39.90458250 kg
Oxidizer Mass: MOXID = 72.91263040 kg

CURRENT ORBIT DETAILS FOR METEOSAT-10 (MSG3)

Coordinate Frame: Earth-centred, True of date

MSG3 Orbit State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

X-Position: X = 2477.0132527 km, X-Velocity: XDOT = -3.0690417 km/s
Y-Position: Y = 42089.8006785 km, Y-Velocity: YDOT = 0.1802283 km/s
Z-Position: Z = 779.4126758 km, Z-Velocity: ZDOT = -0.0045703 km/s

SRP coefficient: CR = 1.28325

Semi-Major Axis: A = 42166.5008134 km
Eccentricity: E = 0.00017220
Inclination: I = 1.0624491 deg
Right Asc. of Asc. Node: RAAN = 352.0413744 deg
Argument of Perigee: AOP = 211.8714529 deg
True Anomaly: TA = 242.718376 deg

Longitude at epoch: LONG = 9.18535800 deg
Mean Longitude: MEAN LONG = 9.205945 deg
Mean Drift Rate: MEAN DRIFT = -0.00619 deg/day

Perigee Height at Epoch: HPERI = 35781.10274196 km
Apogee Height at Epoch: HAPO = 35795.62488484 km

MSG3 Attitude State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 288.8387537 deg
Spin Axis Declination: DEC = 89.1803492 deg

Spin Axis Unit X: UX = 0.00461921
Spin Axis Unit Y: UY = -0.01353881
Spin Axis Unit Z: UZ = 0.99989768

MSG3 Physical State

Epoch: 2019/12/09 04:00:00.000 ( 19.343.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.8302258 rpm

Total Mass: MTOT = 1100.35008900 kg
Fuel Mass: MFUEL = 19.22925890 kg
Oxidizer Mass: MOXID = 28.75753010 kg

CURRENT ORBIT DETAILS FOR METEOSAT-9 (MSG2)

Coordinate Frame: Earth-centred, True of date

MSG2 Orbit State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

X-Position: X = 6675.562172 km, X-Velocity: XDOT = -3.029128 km/s
Y-Position: Y = 41630.3969152 km, Y-Velocity: YDOT = 0.4828502 km/s
Z-Position: Z = 535.8733806 km, Z-Velocity: ZDOT = 0.2119513 km/s

SRP coefficient: CR = 1.28579

Semi-Major Axis: A = 42167.7554528 km
Eccentricity: E = 0.00007000
Inclination: I = 4.019539 deg
Right Asc. of Asc. Node: RAAN = 70.4694335 deg
Argument of Perigee: AOP = 54.4158361 deg
True Anomaly: TA = 316.0298603 deg

Longitude at epoch: LONG = 3.44336800 deg
Mean Longitude: MEAN LONG = 3.476010 deg
Mean Drift Rate: MEAN DRIFT = -0.01903 deg/day

Perigee Height at Epoch: HPERI = 35786.66670992 km
Apogee Height at Epoch: HAPO = 35792.57019568 km

MSG2 Attitude State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 342.0450256 deg
Spin Axis Declination: DEC = 85.7335267 deg

Spin Axis Unit X: UX = 0.07077209
Spin Axis Unit Y: UY = -0.02293378
Spin Axis Unit Z: UZ = 0.99722884

MSG2 Physical State

Epoch: 2019/12/09 04:00:00.000 ( 19.343.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.5306225 rpm

Total Mass: MTOT = 1089.40740600 kg
Fuel Mass: MFUEL = 13.03789410 kg
Oxidizer Mass: MOXID = 22.57851270 kg

CURRENT ORBIT DETAILS FOR METEOSAT-8 (MSG1)

Coordinate Frame: Earth-centred, True of date

MSG1 Orbit State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

X-Position: X = -20234.0058008 km, X-Velocity: XDOT = -2.6826126 km/s
Y-Position: Y = 36752.5062804 km, Y-Velocity: YDOT = -1.4944313 km/s
Z-Position: Z = 4232.6437076 km, Z-Velocity: ZDOT = 0.1486426 km/s

SRP coefficient: CR = 1.27516

Semi-Major Axis: A = 42162.7282951 km
Eccentricity: E = 0.00015740
Inclination: I = 6.397166 deg
Right Asc. of Asc. Node: RAAN = 54.699135 deg
Argument of Perigee: AOP = 197.2152994 deg
True Anomaly: TA = 227.0606517 deg

Longitude at epoch: LONG = 41.38824600 deg
Mean Longitude: MEAN LONG = 41.538112 deg
Mean Drift Rate: MEAN DRIFT = 0.02863 deg/day

Perigee Height at Epoch: HPERI = 35777.95488167 km
Apogee Height at Epoch: HAPO = 35791.22770853 km

MSG1 Attitude State

Epoch: 2019/12/09 00:00:00.000 ( 19.343.00.00.00.000 ) UTC

Spin Axis Right Asc.: RA = 325.442566 deg
Spin Axis Declination: DEC = 83.4800443 deg

Spin Axis Unit X: UX = 0.09351440
Spin Axis Unit Y: UY = -0.06440878
Spin Axis Unit Z: UZ = 0.99353237

MSG1 Physical State

Epoch: 2019/12/09 04:00:00.000 ( 19.343.04.00.00.000 ) UTC

Spin Rate: SPIN = 99.759963 rpm

Total Mass: MTOT = 1082.06280800 kg
Fuel Mass: MFUEL = 11.12328770 kg
Oxidizer Mass: MOXID = 17.10452020 kg

Comments:
A Meteosat-8 EWSK manoeuvre is planned on 10/12/2019 at 18:58:00.000 UTC (day 344).

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