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: 6/6/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 06/08/2025 08:39:31 -0.00,-104.41 0.86,-108.16 427.61 80
2 06/09/2025 08:18:08 -0.00,-104.40 -0.18,-103.63 88.09 80
3 06/11/2025 20:21:22 0.00,-104.41 0.03,-104.42 3.09 80
4 06/14/2025 08:27:06 -0.00,-104.40 0.18,-105.15 86.35 80
5 06/15/2025 08:05:42 -0.00,-104.39 -0.87,-100.63 429.21 80
6 06/16/2025 20:27:40 0.00,-104.39 -0.33,-105.94 175.98 80
7 06/17/2025 20:11:35 0.01,-104.39 0.65,-101.40 340.21 80
8 06/19/2025 08:33:23 -0.00,-104.39 0.53,-106.68 260.46 80
9 06/20/2025 08:12:00 -0.00,-104.39 -0.52,-102.15 255.25 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 6/6/2025
SNOs_Map_GOES-17_NOAA-21_20250607.jpg

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

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