Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/21/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/22/2025 08:33:48 0.03,-104.72 0.50,-106.74 230.59 80
2 01/23/2025 08:12:24 0.04,-104.73 -0.50,-102.21 287.20 80
3 01/24/2025 20:34:21 -0.04,-104.70 -0.65,-107.52 320.61 80
4 01/25/2025 20:18:17 -0.05,-104.71 0.36,-102.98 197.41 80
5 01/27/2025 08:40:05 0.05,-104.79 0.82,-108.25 394.81 80
6 01/28/2025 08:18:40 0.06,-104.80 -0.19,-103.72 122.75 80
7 01/29/2025 20:40:37 -0.06,-104.75 -0.99,-109.02 485.70 80
8 01/30/2025 20:24:32 -0.06,-104.77 0.03,-104.49 32.45 80
9 02/02/2025 08:27:36 0.06,-104.86 0.12,-105.23 41.56 80
10 02/03/2025 08:06:11 0.06,-104.87 -0.85,-100.69 476.33 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/21/2025
SNOs_Map_GOES-17_NPP_20250121.jpg

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

Historical Predications of SNOs between GOES-17 and NPP