Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-14 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/31/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/31/2025 20:55:42 0.10,-108.36 0.00,-112.30 437.79 0
2 06/01/2025 20:38:04 0.06,-108.36 0.22,-107.59 87.68 80
3 06/04/2025 08:38:56 -0.09,-108.33 -0.09,-108.34 0.63 54
4 06/06/2025 20:41:44 0.13,-108.35 -0.04,-109.12 86.80 80
5 06/07/2025 20:25:40 0.10,-108.35 0.95,-104.58 430.27 80
6 06/09/2025 08:44:50 -0.18,-108.32 0.16,-109.86 175.51 80
7 06/10/2025 08:28:45 -0.15,-108.32 -0.83,-105.33 341.19 80
8 06/11/2025 20:48:04 0.22,-108.33 -0.27,-110.65 262.95 80
9 06/12/2025 20:31:58 0.19,-108.33 0.66,-106.10 253.82 80
10 06/14/2025 08:51:09 -0.27,-108.30 0.44,-111.38 352.09 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 5/31/2025
SNOs_Map_GOES-14_NPP_20250601.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 05/31/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP