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: 4/12/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/13/2025 09:05:47 -0.12, 61.36 0.75, 65.25 443.70 80
2 04/14/2025 21:24:57 0.11, 61.33 0.41, 59.98 154.30 80
3 04/15/2025 21:08:55 0.11, 61.34 -0.63, 64.50 360.60 80
4 04/17/2025 09:28:14 -0.10, 61.40 -0.58, 59.19 251.86 80
5 04/18/2025 09:12:11 -0.11, 61.42 0.41, 63.72 262.52 80
6 04/19/2025 21:31:21 0.10, 61.40 0.74, 58.44 336.96 80
7 04/20/2025 21:15:17 0.11, 61.42 -0.25, 62.97 177.37 80
8 04/22/2025 09:34:37 -0.10, 61.48 -0.94, 57.66 435.46 80
9 04/23/2025 09:18:33 -0.10, 61.50 0.05, 62.19 78.58 80
10 04/25/2025 21:21:40 0.10, 61.52 0.09, 61.44 8.45 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/12/2025
SNOs_Map_GOES-15_NPP_20250413.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/12/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP