Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-14 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 8/22/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/22/2025 20:23:41 0.92,-108.13 1.65,-104.76 383.87 80
2 08/24/2025 08:45:28 -0.93,-108.14 -0.49,-110.03 215.32 80
3 08/25/2025 08:24:04 -0.92,-108.15 -1.53,-105.50 302.43 80
4 08/26/2025 20:46:00 0.93,-108.17 0.35,-110.80 299.31 80
5 08/27/2025 20:29:55 0.93,-108.19 1.33,-106.26 218.88 80
6 08/29/2025 08:51:42 -0.93,-108.20 -0.18,-111.53 379.30 80
7 08/30/2025 08:30:17 -0.94,-108.21 -1.22,-107.00 138.02 80
8 08/31/2025 20:52:14 0.93,-108.22 0.05,-112.31 464.95 80
9 09/01/2025 20:36:08 0.94,-108.23 1.04,-107.77 52.71 80
10 09/04/2025 08:39:10 -0.95,-108.26 -0.86,-108.49 28.06 80
11 09/05/2025 08:17:46 -0.95,-108.26 -1.91,-103.97 489.05 80

Figure of GOES-14 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/22/2025
SNOs_Map_GOES-14_NOAA-20_20250823.jpg

Download SNOs between GOES-14 and NOAA-20 since TLE EPOCH: 08/22/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NOAA-20