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: 2/20/2025
Index Date Time (GOES-16) GOES-16 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/21/2025 18:27:32 0.05, -75.20 -0.06, -75.85 73.53 80
2 02/22/2025 18:11:27 0.05, -75.20 0.94, -71.31 443.76 80
3 02/24/2025 06:33:13 -0.04, -75.20 0.28, -76.57 156.29 80
4 02/25/2025 06:11:48 -0.04, -75.20 -0.73, -72.03 360.96 80
5 02/26/2025 18:33:43 0.03, -75.21 -0.42, -77.33 240.88 80
6 02/27/2025 18:17:38 0.03, -75.22 0.59, -72.79 277.12 80
7 03/01/2025 06:39:24 -0.02, -75.23 0.61, -78.05 321.09 80
8 03/02/2025 06:17:58 -0.03, -75.24 -0.41, -73.51 196.85 80
9 03/03/2025 18:39:53 0.03, -75.26 -0.79, -78.80 404.53 80
10 03/04/2025 18:23:47 0.03, -75.27 0.24, -74.27 113.91 80
11 03/06/2025 06:45:34 -0.02, -75.29 0.95, -79.53 483.19 80

Figure of GOES-16 and NPP satellite orbits during SNOs since TLE Epoch: 2/20/2025
SNOs_Map_GOES-16_NPP_20250221.jpg

Download SNOs between GOES-16 and NPP since TLE EPOCH: 02/20/2025 in txt file.

Historical Predications of SNOs between GOES-16 and NPP