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: 7/30/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/30/2023 14:42:28 -0.40, 161.58 -0.31, 161.28 35.34 80
2 08/01/2023 03:04:31 0.43, 160.05 -0.52, 155.89 473.98 80
3 08/02/2023 02:43:09 0.41, 159.05 0.68, 160.38 150.72 80
4 08/03/2023 15:07:42 -0.44, 157.53 0.15, 155.03 286.13 80
5 08/04/2023 14:46:21 -0.41, 156.54 -1.06, 159.51 338.56 80
6 08/06/2023 03:11:03 0.44, 154.99 0.23, 154.13 99.07 80
7 08/08/2023 15:11:35 -0.44, 152.47 -0.62, 153.26 90.08 80
8 08/10/2023 03:36:17 0.47, 150.93 -0.21, 147.87 347.66 80
9 08/11/2023 03:14:56 0.45, 149.92 1.01, 152.36 277.65 80
10 08/12/2023 15:39:29 -0.48, 148.39 -0.19, 147.01 157.49 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/30/2023
SNOs_Map_GOES-15_NPP_20230730.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/30/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP