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: 3/30/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/30/2025 20:17:38 0.02,-104.42 0.41,-102.69 197.21 80
2 04/01/2025 08:39:29 -0.02,-104.40 0.75,-107.98 407.46 80
3 04/02/2025 08:18:07 -0.03,-104.39 -0.26,-103.45 108.08 80
4 04/03/2025 20:40:06 0.03,-104.42 -0.97,-108.76 494.37 80
5 04/04/2025 20:24:04 0.02,-104.43 0.05,-104.23 21.57 80
6 04/07/2025 08:27:12 -0.01,-104.40 0.13,-104.98 66.41 80
7 04/08/2025 08:05:49 -0.01,-104.41 -0.89,-100.46 449.74 80
8 04/09/2025 20:27:48 0.01,-104.44 -0.32,-105.77 151.75 80
9 04/10/2025 20:11:46 0.01,-104.45 0.71,-101.25 364.81 80
10 04/12/2025 08:33:36 -0.01,-104.43 0.46,-106.52 238.07 80
11 04/13/2025 08:12:14 -0.01,-104.44 -0.57,-102.00 278.23 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/30/2025
SNOs_Map_GOES-17_NPP_20250331.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/30/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP