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: 1/12/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 01/12/2025 20:34:13 -0.02,-104.65 -0.65,-107.40 313.33 80
2 01/13/2025 20:18:07 -0.02,-104.65 0.40,-102.86 204.55 80
3 01/15/2025 08:39:51 0.03,-104.72 0.78,-108.12 387.67 80
4 01/16/2025 08:18:24 0.02,-104.72 -0.22,-103.58 130.06 80
5 01/17/2025 20:40:16 -0.03,-104.67 -0.95,-108.87 478.07 80
6 01/18/2025 20:24:09 -0.02,-104.68 0.05,-104.33 40.30 80
7 01/21/2025 08:27:05 0.03,-104.76 0.12,-105.04 32.59 80
8 01/22/2025 08:05:39 0.02,-104.77 -0.94,-100.51 485.53 80
9 01/23/2025 20:27:30 -0.03,-104.72 -0.27,-105.79 122.79 80
10 01/24/2025 20:11:23 -0.03,-104.72 0.74,-101.25 395.41 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/12/2025
SNOs_Map_GOES-17_NOAA-21_20250112.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 01/12/2025 in txt file.

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