Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/28/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 04/29/2025 09:25:41 -0.08, 61.49 -0.58, 59.24 256.71 80
2 04/30/2025 09:09:38 -0.09, 61.51 0.45, 63.77 257.84 80
3 05/01/2025 21:28:46 0.07, 61.51 0.77, 58.50 343.68 80
4 05/02/2025 21:12:43 0.08, 61.53 -0.25, 63.03 171.01 80
5 05/04/2025 09:32:01 -0.06, 61.57 -0.92, 57.72 439.31 80
6 05/05/2025 09:15:57 -0.08, 61.59 0.05, 62.25 75.30 80
7 05/07/2025 21:16:23 0.07, 61.61 0.07, 61.50 12.00 80
8 05/10/2025 09:19:36 -0.05, 61.67 -0.25, 60.72 107.41 80
9 05/11/2025 09:03:32 -0.06, 61.69 0.73, 65.26 406.79 80

Figure of GOES-15 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 4/28/2025
SNOs_Map_GOES-15_NOAA-20_20250429.jpg

Download SNOs between GOES-15 and NOAA-20 since TLE EPOCH: 04/28/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NOAA-20