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: 3/12/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/13/2025 20:33:54 0.03,-104.41 -0.62,-107.31 330.25 80
2 03/14/2025 20:17:48 0.03,-104.42 0.37,-102.77 187.19 80
3 03/16/2025 08:39:34 -0.03,-104.39 0.77,-108.03 414.64 80
4 03/17/2025 08:18:08 -0.03,-104.39 -0.22,-103.49 102.63 80
5 03/18/2025 20:40:02 0.03,-104.42 -0.96,-108.78 497.48 80
6 03/19/2025 20:23:57 0.03,-104.42 0.09,-104.25 19.98 80
7 03/22/2025 08:26:55 -0.02,-104.39 0.09,-104.96 65.07 80
8 03/23/2025 08:05:29 -0.02,-104.38 -0.91,-100.42 452.00 80
9 03/24/2025 20:27:23 0.01,-104.41 -0.26,-105.71 148.37 80
10 03/25/2025 20:11:17 0.00,-104.40 0.74,-101.17 368.96 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/12/2025
SNOs_Map_GOES-17_NPP_20250313.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/12/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP