Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-14 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 11/13/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/14/2025 20:25:16 0.26,-108.41 1.12,-104.56 438.44 80
2 11/16/2025 08:49:43 -0.11,-108.46 0.18,-109.80 152.80 80
3 11/17/2025 08:28:19 -0.19,-108.45 -0.89,-105.28 361.40 80
4 11/18/2025 20:52:52 0.04,-108.40 -0.46,-110.54 244.30 80
5 11/19/2025 20:31:30 0.12,-108.40 0.67,-106.03 270.42 80
6 11/21/2025 08:55:55 0.03,-108.45 0.66,-111.25 320.12 80
7 11/22/2025 08:34:32 -0.06,-108.44 -0.42,-106.74 193.77 80
8 11/23/2025 20:59:05 -0.09,-108.37 -0.92,-111.99 413.21 80
9 11/24/2025 20:37:42 -0.01,-108.37 0.17,-107.48 101.19 80
10 11/26/2025 09:02:07 0.16,-108.43 1.14,-112.71 488.55 80
11 11/27/2025 08:40:43 0.07,-108.42 0.04,-108.19 25.47 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 11/13/2025
SNOs_Map_GOES-14_NPP_20251114.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 11/13/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP