Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/21/2024
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/21/2024 09:21:32 0.02, 61.44 -0.18, 60.56 100.47 80
2 12/22/2024 09:05:29 0.02, 61.44 0.86, 65.08 416.13 80
3 12/23/2024 21:27:20 -0.03, 61.35 0.29, 59.80 175.56 80
4 12/24/2024 21:05:56 -0.02, 61.35 -0.70, 64.33 340.08 80
5 12/26/2024 09:27:55 0.03, 61.44 -0.53, 59.03 275.94 80
6 12/27/2024 09:11:52 0.02, 61.44 0.52, 63.54 240.11 80
7 12/28/2024 21:33:41 -0.03, 61.35 0.68, 58.27 351.19 80
8 12/29/2024 21:12:18 -0.02, 61.36 -0.32, 62.80 163.66 80
9 12/31/2024 09:34:16 0.02, 61.49 -0.89, 57.50 454.86 80
10 01/01/2025 09:18:13 0.02, 61.49 0.11, 62.03 60.39 80
11 01/03/2025 21:21:20 -0.02, 61.41 0.02, 61.27 16.30 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/21/2024
SNOs_Map_GOES-15_NPP_20241221.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/21/2024 in txt file.

Historical Predications of SNOs between GOES-15 and NPP