Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 10/31/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 10/31/2025 20:58:52 -0.34, 61.60 -1.30, 65.98 498.23 80
2 11/02/2025 09:23:30 0.26, 61.63 0.02, 60.69 107.90 80
3 11/03/2025 09:02:09 0.30, 61.64 1.08, 65.20 405.47 80
4 11/04/2025 21:26:39 -0.22, 61.65 0.17, 59.93 195.82 80
5 11/05/2025 21:05:18 -0.26, 61.68 -0.90, 64.45 315.86 80
6 11/07/2025 09:29:55 0.17, 61.73 -0.43, 59.17 293.22 80
7 11/08/2025 09:08:33 0.22, 61.75 0.63, 63.68 219.10 80
8 11/09/2025 21:33:04 -0.13, 61.76 0.60, 58.41 381.62 80
9 11/10/2025 21:11:41 -0.19, 61.79 -0.41, 62.93 129.44 80
10 11/12/2025 09:36:20 0.09, 61.87 -0.85, 57.64 481.62 80
11 11/13/2025 09:14:58 0.15, 61.88 0.22, 62.15 30.67 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 10/31/2025
SNOs_Map_GOES-15_NOAA-20_20251101.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 10/31/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20