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: 3/18/2025
Index Date Time (GOES-14) GOES-14 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/19/2025 20:24:01 -0.49,-108.13 0.40,-104.32 435.66 80
2 03/21/2025 08:43:07 0.47,-108.15 0.77,-109.57 161.42 80
3 03/22/2025 08:27:00 0.49,-108.16 -0.24,-105.03 356.97 80
4 03/23/2025 20:46:13 -0.47,-108.16 -0.97,-110.31 246.34 80
5 03/24/2025 20:30:07 -0.48,-108.16 0.04,-105.77 272.02 80
6 03/26/2025 08:49:12 0.47,-108.18 1.10,-111.03 325.20 80
7 03/27/2025 08:33:06 0.48,-108.19 0.08,-106.49 193.30 80
8 03/28/2025 20:52:19 -0.45,-108.19 -1.27,-111.78 409.92 80
9 03/29/2025 20:36:13 -0.47,-108.19 -0.25,-107.24 108.53 80
10 03/31/2025 08:55:17 0.44,-108.21 1.43,-112.49 488.95 80
11 04/01/2025 08:39:11 0.45,-108.21 0.39,-107.95 29.35 80

Figure of GOES-14 and NPP satellite orbits during SNOs since TLE Epoch: 3/18/2025
SNOs_Map_GOES-14_NPP_20250319.jpg

Download SNOs between GOES-14 and NPP since TLE EPOCH: 03/18/2025 in txt file.

Historical Predications of SNOs between GOES-14 and NPP