Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-18 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/3/2025
Index Date Time (GOES-18) GOES-18 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/04/2025 10:18:49 0.01,-137.00 -0.69,-133.82 362.29 80
2 03/05/2025 22:40:46 -0.02,-137.00 -0.49,-139.13 242.81 80
3 03/06/2025 22:24:41 -0.02,-137.00 0.54,-134.61 273.10 80
4 03/08/2025 10:46:28 0.03,-136.99 0.69,-139.86 328.37 80
5 03/09/2025 10:25:03 0.03,-136.98 -0.34,-135.34 187.27 80
6 03/10/2025 22:47:01 -0.03,-136.97 -0.82,-140.65 418.65 80
7 03/11/2025 22:30:55 -0.03,-136.96 0.15,-136.11 96.98 80
8 03/14/2025 10:31:17 0.03,-136.94 0.03,-136.84 11.05 80
9 03/16/2025 22:34:29 -0.03,-136.92 -0.19,-137.62 80.36 80

Figure of GOES-18 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/3/2025
SNOs_Map_GOES-18_NOAA-21_20250304.jpg

Download SNOs between GOES-18 and NOAA-21 since TLE EPOCH: 03/03/2025 in txt file.

Historical Predications of SNOs between GOES-18 and NOAA-21