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: 8/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/13/2025 09:19:43 0.49, 61.53 0.65, 62.18 74.14 80
2 08/15/2025 21:22:45 -0.50, 61.64 -0.48, 61.46 20.52 80
3 08/16/2025 21:01:19 -0.50, 61.66 -1.46, 66.00 494.09 80
4 08/18/2025 09:23:17 0.51, 61.63 0.33, 60.69 106.35 80
5 08/19/2025 09:07:11 0.51, 61.65 1.31, 65.23 408.39 80
6 08/20/2025 21:28:58 -0.53, 61.74 -0.10, 59.98 201.54 80
7 08/21/2025 21:07:33 -0.53, 61.76 -1.15, 64.51 312.73 80
8 08/23/2025 09:29:29 0.53, 61.74 -0.04, 59.21 288.48 80
9 08/24/2025 09:13:24 0.53, 61.76 0.95, 63.75 226.51 80
10 08/25/2025 21:35:11 -0.53, 61.84 0.19, 58.48 381.97 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/12/2025
SNOs_Map_GOES-15_NPP_20250813.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/12/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP