Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/28/2022
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/28/2022 22:29:00 0.01,-137.34 0.30,-136.06 145.97 80
2 12/30/2022 10:53:29 -0.01,-137.34 0.88,-141.33 454.88 80
3 12/31/2022 10:32:06 -0.02,-137.34 -0.14,-136.80 61.10 80
4 01/02/2023 22:35:20 -0.02,-137.33 -0.08,-137.57 27.74 80
5 01/03/2023 22:19:16 -0.02,-137.32 0.95,-133.04 487.71 80
6 01/05/2023 10:41:06 0.02,-137.31 0.23,-138.31 114.40 80
7 01/06/2023 10:19:42 0.02,-137.30 -0.79,-133.79 400.67 80
8 01/07/2023 22:41:39 -0.02,-137.28 -0.43,-139.08 206.03 80
9 01/08/2023 22:25:36 -0.01,-137.27 0.60,-134.56 308.78 80
10 01/10/2023 10:47:25 0.01,-137.24 0.57,-139.83 294.18 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/28/2022
SNOs_Map_GOES-17_NPP_20221228.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/28/2022 in txt file.

Historical Predications of SNOs between GOES-17 and NPP