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: 12/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/29/2025 09:35:23 -0.53, 61.37 -1.03, 59.14 254.86 80
2 12/30/2025 09:14:01 -0.49, 61.37 0.01, 63.66 260.45 80
3 12/31/2025 21:38:29 0.58, 61.30 1.25, 58.41 329.64 80
4 01/01/2026 21:17:08 0.53, 61.31 0.15, 62.92 184.37 80
5 01/03/2026 09:41:45 -0.63, 61.40 -1.46, 57.64 428.21 80
6 01/04/2026 09:20:23 -0.58, 61.40 -0.41, 62.16 86.53 80
7 01/06/2026 21:23:28 0.62, 61.33 0.62, 61.43 11.60 80
8 01/09/2026 09:29:24 -0.66, 61.43 -0.80, 60.66 87.60 80
9 01/10/2026 09:08:02 -0.61, 61.44 0.25, 65.18 427.33 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/28/2025
SNOs_Map_GOES-15_NPP_20251229.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/28/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP