Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 5/28/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 05/29/2025 08:26:55 -0.01,-104.40 0.15,-105.11 80.31 80
2 05/30/2025 08:05:31 -0.01,-104.40 -0.88,-100.58 435.28 80
3 05/31/2025 20:27:28 0.00,-104.42 -0.32,-105.89 167.87 80
4 06/01/2025 20:11:25 0.00,-104.42 0.71,-101.37 348.52 80
5 06/03/2025 08:33:13 -0.00,-104.41 0.51,-106.63 253.52 80
6 06/04/2025 08:11:50 -0.00,-104.41 -0.52,-102.11 262.71 80
7 06/05/2025 20:33:47 0.00,-104.43 -0.68,-107.42 340.50 80
8 06/06/2025 20:17:44 0.00,-104.44 0.36,-102.89 176.18 80
9 06/08/2025 08:39:32 0.00,-104.44 0.86,-108.16 424.93 80
10 06/09/2025 08:18:08 0.01,-104.44 -0.18,-103.64 91.25 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 5/28/2025
SNOs_Map_GOES-17_NOAA-21_20250529.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 05/28/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21