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: 12/30/2022
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/30/2022 10:53:30 -0.01,-137.34 0.86,-141.33 454.73 80
2 12/31/2022 10:32:06 -0.01,-137.33 -0.15,-136.80 61.27 80
3 01/02/2023 22:35:20 -0.02,-137.32 -0.06,-137.57 28.38 80
4 01/03/2023 22:19:16 -0.02,-137.31 0.96,-133.04 487.01 80
5 01/05/2023 10:41:06 0.02,-137.30 0.22,-138.32 114.90 80
6 01/06/2023 10:19:41 0.02,-137.29 -0.75,-133.78 400.09 80
7 01/07/2023 22:41:40 -0.02,-137.27 -0.42,-139.09 207.13 80
8 01/08/2023 22:25:36 -0.01,-137.25 0.61,-134.56 307.55 80
9 01/10/2023 10:47:25 0.01,-137.24 0.56,-139.83 295.19 80
10 01/11/2023 10:26:01 0.00,-137.22 -0.41,-135.29 219.20 80
11 01/12/2023 22:50:39 0.00,-137.19 -0.75,-140.60 388.79 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/30/2022
SNOs_Map_GOES-17_NPP_20221230.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/30/2022 in txt file.

Historical Predications of SNOs between GOES-17 and NPP