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: 6/29/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/30/2025 21:07:29 -0.22, 61.30 -0.87, 64.33 344.68 80
2 07/02/2025 09:26:49 0.25, 61.24 -0.26, 59.00 255.04 80
3 07/03/2025 09:10:47 0.24, 61.24 0.75, 63.53 260.87 80
4 07/04/2025 21:29:58 -0.27, 61.30 0.43, 58.24 348.71 80
5 07/05/2025 21:13:55 -0.26, 61.30 -0.59, 62.77 166.68 80
6 07/07/2025 09:33:16 0.30, 61.25 -0.55, 57.44 434.38 80
7 07/08/2025 09:17:13 0.28, 61.26 0.46, 61.96 80.71 80
8 07/10/2025 21:17:41 -0.30, 61.34 -0.25, 61.22 15.35 80
9 07/11/2025 21:01:39 -0.29, 61.36 -1.27, 65.74 499.41 80
10 07/13/2025 09:20:59 0.32, 61.32 0.13, 60.41 102.73 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/29/2025
SNOs_Map_GOES-15_NOAA-20_20250630.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 06/29/2025 in txt file.

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