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: 8/30/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/31/2025 09:04:47 0.55, 61.50 1.35, 65.03 402.45 80
2 09/01/2025 21:26:33 -0.55, 61.53 -0.14, 59.77 201.02 80
3 09/02/2025 21:05:09 -0.56, 61.52 -1.19, 64.30 316.45 80
4 09/04/2025 09:27:05 0.55, 61.46 0.03, 58.99 280.26 80
5 09/05/2025 09:10:59 0.56, 61.44 1.02, 63.53 237.71 80
6 09/06/2025 21:32:46 -0.55, 61.47 0.18, 58.27 365.08 80
7 09/07/2025 21:11:21 -0.56, 61.47 -0.87, 62.80 152.07 80
8 09/09/2025 09:33:17 0.55, 61.42 -0.33, 57.50 445.88 80
9 09/10/2025 09:17:11 0.55, 61.41 0.67, 62.04 71.71 80
10 09/12/2025 21:20:13 -0.55, 61.44 -0.53, 61.31 14.62 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/30/2025
SNOs_Map_GOES-15_NOAA-20_20250831.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 08/30/2025 in txt file.

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