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: 8/17/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 08/19/2025 08:39:15 -0.91,-108.09 -0.83,-108.53 49.98 80
2 08/20/2025 08:20:29 -0.90,-108.10 -1.81,-103.99 467.53 80
3 08/21/2025 20:39:46 0.92,-108.12 0.68,-109.30 134.00 80
4 08/22/2025 20:23:41 0.92,-108.14 1.66,-104.76 384.28 80
5 08/24/2025 08:45:28 -0.93,-108.15 -0.50,-110.03 214.51 80
6 08/25/2025 08:24:04 -0.92,-108.16 -1.54,-105.50 303.45 80
7 08/26/2025 20:46:00 0.93,-108.19 0.36,-110.81 298.10 80
8 08/27/2025 20:29:55 0.93,-108.20 1.34,-106.27 220.29 80
9 08/29/2025 08:51:42 -0.93,-108.22 -0.18,-111.53 377.49 80
10 08/30/2025 08:30:17 -0.94,-108.23 -1.22,-107.01 140.03 80

Figure of GOES-14 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 8/17/2025
SNOs_Map_GOES-14_NOAA-20_20250818.jpg

Download SNOs between GOES-14 and NOAA-20 since TLE EPOCH: 08/17/2025 in txt file.

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