Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-16 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/13/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/14/2025 06:11:52 -0.06, -76.24 -1.04, -71.98 486.88 80
2 04/15/2025 18:36:32 0.05, -76.51 -0.10, -77.30 89.82 80
3 04/16/2025 18:15:10 0.05, -76.68 0.93, -72.78 444.98 80
4 04/18/2025 06:39:40 -0.04, -76.95 0.22, -78.06 126.09 80
5 04/19/2025 06:18:18 -0.04, -77.13 -0.82, -73.54 408.72 80
6 04/20/2025 18:42:58 0.03, -77.39 -0.31, -78.86 167.52 80
7 04/21/2025 18:21:35 0.03, -77.57 0.74, -74.34 367.85 80
8 04/23/2025 06:46:06 -0.03, -77.86 0.40, -79.62 202.00 80
9 04/24/2025 06:24:44 -0.03, -78.04 -0.71, -75.12 333.59 80
10 04/25/2025 18:49:24 0.02, -78.31 -0.46, -80.43 241.75 80
11 04/26/2025 18:28:01 0.03, -78.50 0.60, -75.91 294.22 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 4/13/2025
SNOs_Map_GOES-16_NPP_20250414.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 04/13/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP