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: 3/9/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 03/10/2025 08:27:03 -0.03,-104.39 0.13,-105.10 80.84 80
2 03/11/2025 08:05:39 -0.01,-104.39 -0.90,-100.57 435.76 80
3 03/12/2025 20:27:35 0.00,-104.42 -0.32,-105.87 165.97 80
4 03/13/2025 20:11:31 0.00,-104.42 0.71,-101.35 350.72 80
5 03/15/2025 08:33:17 -0.00,-104.40 0.49,-106.61 251.66 80
6 03/16/2025 08:11:53 -0.01,-104.40 -0.55,-102.08 264.96 80
7 03/17/2025 20:33:49 0.01,-104.43 -0.65,-107.39 336.90 80
8 03/18/2025 20:17:44 0.01,-104.43 0.39,-102.86 179.77 80
9 03/20/2025 08:39:31 -0.01,-104.41 0.81,-108.12 422.74 80
10 03/21/2025 08:18:05 -0.01,-104.41 -0.18,-103.58 93.69 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 3/9/2025
SNOs_Map_GOES-17_NOAA-21_20250310.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 03/09/2025 in txt file.

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