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: 3/11/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/12/2025 08:12:00 -0.03,-104.39 -0.55,-102.02 269.53 80
2 03/13/2025 20:33:54 0.03,-104.41 -0.64,-107.31 330.41 80
3 03/14/2025 20:17:49 0.03,-104.41 0.41,-102.78 187.00 80
4 03/16/2025 08:39:34 -0.03,-104.39 0.79,-108.03 414.72 80
5 03/17/2025 08:18:08 -0.03,-104.39 -0.25,-103.50 102.55 80
6 03/18/2025 20:40:02 0.03,-104.42 -0.98,-108.78 497.75 80
7 03/19/2025 20:23:56 0.03,-104.42 0.07,-104.25 19.51 80
8 03/22/2025 08:26:55 -0.02,-104.39 0.11,-104.96 65.27 80
9 03/23/2025 08:05:29 -0.02,-104.38 -0.89,-100.41 451.78 80
10 03/24/2025 20:27:23 0.01,-104.40 -0.28,-105.71 148.72 80
11 03/25/2025 20:11:16 0.00,-104.40 0.73,-101.17 368.54 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/11/2025
SNOs_Map_GOES-17_NPP_20250312.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/11/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP