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: 4/1/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/02/2023 10:07:35 0.16,-128.18 0.63,-130.26 236.87 80
2 04/03/2023 09:51:32 0.17,-128.20 -0.40,-125.73 281.45 80
3 04/04/2023 22:10:49 -0.16,-128.26 -0.81,-131.03 316.70 80
4 04/05/2023 21:54:46 -0.16,-128.27 0.23,-126.50 201.52 80
5 04/07/2023 10:13:55 0.16,-128.26 0.92,-131.78 400.26 80
6 04/08/2023 09:57:50 0.16,-128.27 -0.06,-127.24 117.40 80
7 04/09/2023 22:17:09 -0.15,-128.32 -1.07,-132.55 482.38 80
8 04/10/2023 22:01:04 -0.16,-128.32 -0.09,-128.02 34.86 80
9 04/13/2023 10:01:28 0.16,-128.30 0.29,-128.74 51.65 80
10 04/14/2023 09:45:25 0.17,-128.30 -0.76,-124.22 465.15 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/1/2023
SNOs_Map_GOES-15_NPP_20230401.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/01/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP