Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-20 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 3/20/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 03/21/2025 20:09:11 0.04,-104.42 0.75,-101.20 366.24 80
2 03/23/2025 08:30:56 -0.03,-104.38 0.41,-106.46 237.24 80
3 03/24/2025 08:09:30 -0.03,-104.37 -0.59,-101.92 279.68 80
4 03/25/2025 20:31:24 0.02,-104.41 -0.58,-107.22 319.87 80
5 03/26/2025 20:15:17 0.02,-104.40 0.42,-102.68 197.38 80
6 03/28/2025 08:37:02 -0.01,-104.37 0.77,-107.93 405.43 80
7 03/29/2025 08:15:35 -0.02,-104.37 -0.24,-103.39 111.59 80
8 03/30/2025 20:37:28 0.02,-104.40 -0.97,-108.67 488.29 80
9 03/31/2025 20:21:22 0.02,-104.39 0.05,-104.14 28.92 80
10 04/03/2025 08:24:20 -0.02,-104.35 0.09,-104.85 57.17 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 3/20/2025
SNOs_Map_GOES-17_NOAA-20_20250321.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 03/20/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-20