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: 3/3/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 03/04/2025 20:25:35 -0.00,-104.43 -0.34,-105.81 158.47 80
2 03/05/2025 20:09:29 -0.00,-104.43 0.68,-101.28 358.58 80
3 03/07/2025 08:31:16 -0.00,-104.40 0.50,-106.54 244.01 80
4 03/08/2025 08:09:50 -0.01,-104.40 -0.53,-102.01 272.93 80
5 03/09/2025 20:31:45 0.01,-104.43 -0.63,-107.31 327.76 80
6 03/10/2025 20:15:40 0.01,-104.44 0.40,-102.78 189.55 80
7 03/12/2025 08:37:25 -0.02,-104.42 0.82,-108.03 412.03 80
8 03/13/2025 08:16:00 -0.02,-104.43 -0.21,-103.50 105.62 80
9 03/14/2025 20:37:55 0.02,-104.46 -0.93,-108.80 494.15 80
10 03/15/2025 20:21:49 0.02,-104.47 0.04,-104.26 23.78 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 3/3/2025
SNOs_Map_GOES-17_NOAA-20_20250304.jpg

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

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