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: 3/9/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-20 Lat,Lon Distance(km) Time Diff (sec)
1 03/10/2025 20:15:40 0.02,-104.41 0.38,-102.77 186.99 80
2 03/12/2025 08:37:25 -0.00,-104.39 0.84,-108.02 414.71 80
3 03/13/2025 08:15:59 -0.00,-104.39 -0.19,-103.49 102.45 80
4 03/14/2025 20:37:55 0.00,-104.42 -0.96,-108.80 498.11 80
5 03/15/2025 20:21:48 0.01,-104.42 0.02,-104.25 19.37 80
6 03/18/2025 08:24:48 -0.01,-104.41 0.14,-104.97 65.26 80
7 03/19/2025 08:03:23 -0.01,-104.41 -0.90,-100.44 451.88 80
8 03/20/2025 20:25:17 0.01,-104.43 -0.30,-105.74 149.05 80
9 03/21/2025 20:09:11 0.01,-104.43 0.75,-101.21 368.08 80
10 03/23/2025 08:30:57 -0.00,-104.41 0.44,-106.46 233.65 80

Figure of GOES-17 and NOAA-20 satellite orbits during SNOs since TLE Epoch: 3/9/2025
SNOs_Map_GOES-17_NOAA-20_20250310.jpg

Download SNOs between GOES-17 and NOAA-20 since TLE EPOCH: 03/09/2025 in txt file.

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