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: 5/18/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/19/2025 09:28:55 -0.01, 61.65 -0.57, 59.11 289.10 80
2 05/20/2025 09:12:52 -0.02, 61.63 0.45, 63.64 229.24 80
3 05/21/2025 21:32:01 -0.00, 61.63 0.71, 58.37 371.89 80
4 05/22/2025 21:15:56 0.01, 61.62 -0.26, 62.91 146.30 80
5 05/24/2025 09:35:15 0.02, 61.58 -0.89, 57.59 454.30 80
6 05/25/2025 09:19:11 0.01, 61.57 0.14, 62.12 63.32 80
7 05/27/2025 21:19:36 -0.03, 61.57 0.04, 61.39 22.28 80
8 05/28/2025 21:03:33 -0.01, 61.57 -0.99, 65.91 495.15 80
9 05/30/2025 09:22:51 0.04, 61.54 -0.14, 60.60 106.49 80
10 05/31/2025 09:06:46 0.03, 61.53 0.84, 65.13 410.78 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/18/2025
SNOs_Map_GOES-15_NPP_20250519.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/18/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP