Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NOAA-21 Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 6/4/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/05/2025 20:33:47 -0.00,-104.41 -0.67,-107.42 342.04 80
2 06/06/2025 20:17:43 0.00,-104.42 0.31,-102.88 174.28 80
3 06/08/2025 08:39:32 -0.00,-104.41 0.83,-108.16 427.49 80
4 06/09/2025 08:18:07 -0.01,-104.41 -0.15,-103.63 88.31 80
5 06/11/2025 20:21:21 0.00,-104.41 -0.00,-104.41 0.49 80
6 06/14/2025 08:27:06 -0.00,-104.40 0.14,-105.16 85.97 80
7 06/15/2025 08:05:42 -0.00,-104.40 -0.85,-100.63 429.68 80
8 06/16/2025 20:27:39 0.00,-104.40 -0.35,-105.93 175.50 80
9 06/17/2025 20:11:34 0.01,-104.40 0.65,-101.40 340.76 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/4/2025
SNOs_Map_GOES-17_NOAA-21_20250605.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 06/04/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NOAA-21