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: 5/11/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/12/2025 21:03:16 0.06, 61.67 -0.88, 65.95 486.65 80
2 05/14/2025 09:22:35 -0.03, 61.71 -0.24, 60.63 122.47 80
3 05/15/2025 09:06:31 -0.04, 61.73 0.72, 65.17 391.57 80
4 05/16/2025 21:25:40 0.02, 61.77 0.44, 59.90 213.40 80
5 05/17/2025 21:09:37 0.03, 61.79 -0.58, 64.42 300.52 80
6 05/19/2025 09:28:55 -0.01, 61.83 -0.59, 59.11 308.97 80
7 05/20/2025 09:12:50 -0.02, 61.86 0.38, 63.65 204.71 80
8 05/21/2025 21:32:00 -0.00, 61.90 0.79, 58.38 401.21 80
9 05/22/2025 21:15:56 0.01, 61.93 -0.24, 62.91 112.41 80
10 05/24/2025 09:35:14 0.02, 61.97 -0.97, 57.61 497.44 80
11 05/25/2025 09:19:10 0.01, 62.00 0.06, 62.14 15.68 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/11/2025
SNOs_Map_GOES-15_NPP_20250512.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/11/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP