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: 5/14/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/15/2025 09:06:31 -0.04, 61.72 0.72, 65.17 392.62 80
2 05/16/2025 21:25:40 0.02, 61.76 0.44, 59.90 212.41 80
3 05/17/2025 21:09:37 0.03, 61.78 -0.58, 64.42 301.74 80
4 05/19/2025 09:28:55 -0.01, 61.81 -0.59, 59.12 306.99 80
5 05/20/2025 09:12:50 -0.02, 61.84 0.38, 63.65 206.92 80
6 05/21/2025 21:32:00 -0.00, 61.88 0.79, 58.38 399.03 80
7 05/22/2025 21:15:56 0.01, 61.91 -0.24, 62.91 114.79 80
8 05/24/2025 09:35:13 0.02, 61.94 -0.97, 57.61 494.34 80
9 05/25/2025 09:19:10 0.01, 61.97 0.06, 62.14 18.89 80
10 05/27/2025 21:19:35 -0.03, 62.07 0.14, 61.40 75.86 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 5/14/2025
SNOs_Map_GOES-15_NPP_20250515.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 05/14/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP