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: 2/13/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/14/2025 21:33:59 0.04, 61.43 0.72, 58.29 356.95 80
2 02/15/2025 21:12:34 0.04, 61.42 -0.26, 62.83 160.75 80
3 02/17/2025 09:34:29 -0.04, 61.51 -0.92, 57.54 452.31 80
4 02/18/2025 09:18:23 -0.04, 61.50 0.08, 62.08 65.37 80
5 02/20/2025 21:21:26 0.05, 61.39 0.05, 61.34 5.42 80
6 02/23/2025 09:21:55 -0.06, 61.49 -0.27, 60.59 102.86 80
7 02/24/2025 09:05:50 -0.06, 61.49 0.74, 65.13 413.95 80
8 02/25/2025 21:27:37 0.07, 61.39 0.43, 59.86 174.88 80
9 02/26/2025 21:06:11 0.07, 61.40 -0.58, 64.40 341.60 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 2/13/2025
SNOs_Map_GOES-15_NPP_20250214.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 02/13/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP