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: 6/23/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 06/24/2025 21:19:45 -0.20, 61.31 -0.21, 61.35 4.98 80
2 06/27/2025 09:20:23 0.21, 61.25 0.08, 60.55 79.12 80
3 06/28/2025 09:04:21 0.20, 61.25 1.09, 65.07 436.88 80
4 06/29/2025 21:23:32 -0.23, 61.31 0.10, 59.79 172.19 80
5 06/30/2025 21:07:30 -0.21, 61.31 -0.91, 64.32 343.80 80
6 07/02/2025 09:26:50 0.25, 61.25 -0.23, 58.99 256.21 80
7 07/03/2025 09:10:46 0.23, 61.25 0.73, 63.53 259.66 80
8 07/04/2025 21:29:59 -0.27, 61.31 0.39, 58.23 349.84 80
9 07/05/2025 21:13:55 -0.26, 61.31 -0.56, 62.77 165.53 80
10 07/07/2025 09:33:15 0.29, 61.26 -0.57, 57.44 435.78 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 6/23/2025
SNOs_Map_GOES-15_NOAA-20_20250624.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 06/23/2025 in txt file.

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