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: 1/22/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NOAA-21 Lat,Lon Distance(km) Time Diff (sec)
1 01/23/2025 20:27:29 -0.04,-104.66 -0.30,-105.78 128.53 80
2 01/24/2025 20:11:22 -0.04,-104.66 0.72,-101.24 389.83 80
3 01/26/2025 08:33:05 0.05,-104.72 0.47,-106.49 202.54 80
4 01/27/2025 08:11:38 0.05,-104.73 -0.55,-101.95 315.41 80
5 01/28/2025 20:33:29 -0.06,-104.68 -0.65,-107.24 292.23 80
6 01/29/2025 20:17:22 -0.06,-104.68 0.38,-102.70 226.03 80
7 01/31/2025 08:39:05 0.06,-104.75 0.79,-107.95 365.67 80
8 02/01/2025 08:17:37 0.06,-104.75 -0.25,-103.41 152.44 80
9 02/02/2025 20:39:29 -0.06,-104.70 -0.93,-108.70 455.35 80
10 02/03/2025 20:23:20 -0.07,-104.71 0.05,-104.15 63.07 80

Figure of GOES-17 and NOAA-21 satellite orbits during SNOs since TLE Epoch: 1/22/2025
SNOs_Map_GOES-17_NOAA-21_20250123.jpg

Download SNOs between GOES-17 and NOAA-21 since TLE EPOCH: 01/22/2025 in txt file.

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