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: 8/19/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/20/2025 08:20:30 -0.90,-108.09 -1.85,-104.00 467.37 80
2 08/21/2025 20:39:46 0.92,-108.12 0.66,-109.30 134.10 80
3 08/22/2025 20:23:42 0.92,-108.14 1.70,-104.77 384.11 80
4 08/24/2025 08:45:28 -0.93,-108.15 -0.48,-110.03 214.94 80
5 08/25/2025 08:24:04 -0.92,-108.16 -1.52,-105.50 302.95 80
6 08/26/2025 20:46:00 0.93,-108.18 0.34,-110.80 298.54 80
7 08/27/2025 20:29:55 0.93,-108.20 1.39,-106.27 219.78 80
8 08/29/2025 08:51:42 -0.93,-108.21 -0.17,-111.53 378.26 80
9 08/30/2025 08:30:17 -0.94,-108.22 -1.21,-107.00 139.19 80
10 08/31/2025 20:52:14 0.93,-108.23 0.04,-112.31 463.51 80
11 09/01/2025 20:36:08 0.94,-108.25 1.03,-107.77 54.31 80

Figure of GOES-14 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/19/2025
SNOs_Map_GOES-14_NOAA-20_20250820.jpg

Download SNOs between GOES-14 and NOAA-20 since TLE EPOCH: 08/19/2025 in txt file.

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