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: 9/14/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/15/2025 20:52:00 0.90,-108.32 0.37,-110.73 274.12 80
2 09/16/2025 20:30:38 0.93,-108.33 1.40,-106.20 242.03 80
3 09/18/2025 08:55:07 -0.89,-108.35 -0.16,-111.46 355.93 80
4 09/19/2025 08:33:46 -0.92,-108.35 -1.25,-106.96 159.79 80
5 09/20/2025 20:58:24 0.87,-108.35 -0.00,-112.25 444.02 80
6 09/21/2025 20:37:01 0.90,-108.37 1.03,-107.73 72.59 80
7 09/24/2025 08:41:09 -0.87,-108.41 -0.88,-108.48 8.08 20
8 09/26/2025 20:46:05 0.84,-108.41 0.68,-109.26 96.12 80
9 09/27/2025 20:24:43 0.88,-108.42 1.72,-104.73 419.94 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 9/14/2025
SNOs_Map_GOES-14_NPP_20250915.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 09/14/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP