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: 6/21/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/22/2025 09:16:36 0.17, 61.25 0.38, 62.11 97.95 80
2 06/24/2025 21:19:36 -0.20, 61.31 -0.20, 61.35 4.72 71
3 06/27/2025 09:20:23 0.21, 61.25 0.07, 60.55 79.84 80
4 06/28/2025 09:04:20 0.20, 61.25 1.08, 65.08 436.04 80
5 06/29/2025 21:23:32 -0.23, 61.31 0.11, 59.80 173.00 80
6 06/30/2025 21:07:29 -0.21, 61.31 -0.90, 64.32 342.88 80
7 07/02/2025 09:26:50 0.25, 61.26 -0.23, 58.99 257.41 80
8 07/03/2025 09:10:46 0.23, 61.26 0.72, 63.53 258.36 80
9 07/04/2025 21:29:58 -0.27, 61.32 0.40, 58.24 351.09 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/21/2025
SNOs_Map_GOES-15_NOAA-20_20250622.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 06/21/2025 in txt file.

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