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: 7/2/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/03/2023 13:06:59 -0.23,-170.82 0.60,-174.64 435.23 80
2 07/04/2023 12:45:38 -0.20,-171.84 -0.58,-170.15 192.12 80
3 07/06/2023 01:10:21 0.24,-173.41 -0.23,-175.55 243.26 80
4 07/07/2023 00:49:00 0.21,-174.43 0.95,-171.05 384.27 80
5 07/08/2023 13:13:35 -0.24,-176.00 -0.18,-176.42 48.06 80
6 07/10/2023 01:35:37 0.28,-177.56 -0.69, 178.20 483.94 80
7 07/11/2023 01:14:17 0.25,-178.58 0.55,-177.33 143.31 80
8 07/12/2023 13:38:51 -0.28, 179.86 0.27, 177.32 289.32 80
9 07/13/2023 13:17:29 -0.26, 178.85 -0.91,-178.19 337.24 80
10 07/15/2023 01:42:13 0.30, 177.29 0.12, 176.41 99.77 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/2/2023
SNOs_Map_GOES-15_NPP_20230702.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/02/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP