Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 7/24/2025
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/25/2025 07:41:26 -0.10, -89.47 0.85, -93.75 487.68 80
2 07/26/2025 07:25:21 -0.09, -89.47 -0.17, -89.22 29.23 80
3 07/28/2025 19:25:53 0.10, -89.52 -0.00, -89.98 52.95 80
4 07/29/2025 19:09:49 0.09, -89.52 1.02, -85.45 464.42 80
5 07/31/2025 07:28:56 -0.10, -89.49 0.17, -90.71 138.92 80
6 08/01/2025 07:12:52 -0.10, -89.50 -0.85, -86.18 378.58 80
7 08/02/2025 19:32:08 0.11, -89.55 -0.34, -91.48 220.21 80
8 08/03/2025 19:16:03 0.11, -89.56 0.69, -86.95 297.27 80
9 08/05/2025 07:35:11 -0.13, -89.53 0.49, -92.21 306.04 80
10 08/06/2025 07:19:06 -0.13, -89.53 -0.54, -87.68 211.49 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 7/24/2025
SNOs_Map_GOES-17_NPP_20250725.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 07/24/2025 in txt file.

Historical Predications of SNOs between GOES-17 and NPP