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: 5/16/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 05/17/2025 21:29:00 0.01, 61.70 0.76, 58.47 368.75 80
2 05/18/2025 21:12:56 0.03, 61.68 -0.28, 62.99 149.52 80
3 05/20/2025 09:32:13 -0.00, 61.64 -0.90, 57.68 451.13 80
4 05/21/2025 09:16:10 -0.02, 61.63 0.14, 62.21 66.98 80
5 05/23/2025 21:16:35 0.00, 61.61 0.02, 61.46 16.87 80
6 05/26/2025 09:19:48 0.02, 61.57 -0.20, 60.69 101.07 80
7 05/27/2025 09:03:44 0.01, 61.57 0.85, 65.21 416.02 80
8 05/28/2025 21:22:53 -0.04, 61.58 0.30, 59.94 187.28 80
9 05/29/2025 21:06:49 -0.02, 61.58 -0.69, 64.47 329.75 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 5/16/2025
SNOs_Map_GOES-15_NOAA-20_20250517.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 05/16/2025 in txt file.

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