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: 3/15/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/16/2025 08:11:52 -0.03,-104.39 -0.52,-102.07 262.89 80
2 03/17/2025 20:33:49 0.03,-104.42 -0.62,-107.39 338.24 80
3 03/18/2025 20:17:44 0.03,-104.42 0.37,-102.85 178.29 80
4 03/20/2025 08:39:30 -0.03,-104.39 0.81,-108.12 425.37 80
5 03/21/2025 08:18:05 -0.03,-104.38 -0.18,-103.58 90.92 80
6 03/23/2025 20:23:55 0.02,-104.41 0.01,-104.35 6.03 80
7 03/26/2025 08:26:56 -0.00,-104.37 0.16,-105.08 81.15 80
8 03/27/2025 08:05:31 -0.00,-104.37 -0.85,-100.55 435.23 80
9 03/28/2025 20:27:26 0.00,-104.40 -0.34,-105.85 166.07 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/15/2025
SNOs_Map_GOES-17_NOAA-21_20250316.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 03/15/2025 in txt file.

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