Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/26/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/27/2021 09:56:40 0.20,-128.37 0.02,-127.44 105.32 80
2 10/28/2021 22:15:59 -0.17,-128.38 -1.16,-132.76 499.39 80
3 10/29/2021 21:59:56 -0.18,-128.39 -0.16,-128.23 17.83 80
4 11/01/2021 10:00:23 0.17,-128.41 0.27,-128.99 65.48 80
5 11/02/2021 09:44:20 0.18,-128.42 -0.73,-124.46 451.45 80
6 11/03/2021 22:03:38 -0.15,-128.42 -0.45,-129.77 154.13 80
7 11/04/2021 21:47:35 -0.17,-128.42 0.55,-125.24 362.45 80
8 11/06/2021 10:06:45 0.14,-128.43 0.62,-130.52 239.02 80
9 11/07/2021 09:50:42 0.15,-128.42 -0.38,-125.99 276.87 80
10 11/08/2021 22:10:00 -0.12,-128.41 -0.79,-131.30 330.50 80
11 11/09/2021 21:53:56 -0.14,-128.40 0.21,-126.77 185.12 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/26/2021
SNOs_Map_GOES-15_NPP_20211027.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/26/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP