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: 6/10/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/12/2025 21:22:20 -0.12, 61.37 -0.12, 61.36 1.49 70
2 06/15/2025 09:23:03 0.14, 61.32 -0.04, 60.59 84.00 80
3 06/16/2025 09:06:58 0.12, 61.32 0.95, 65.12 433.05 80
4 06/17/2025 21:26:08 -0.15, 61.36 0.21, 59.85 172.87 80
5 06/18/2025 21:10:04 -0.14, 61.36 -0.84, 64.37 343.97 80
6 06/20/2025 09:29:21 0.17, 61.32 -0.36, 59.08 256.50 80
7 06/21/2025 09:13:17 0.16, 61.32 0.69, 63.60 259.92 80
8 06/22/2025 21:32:26 -0.20, 61.38 0.47, 58.33 347.25 80
9 06/23/2025 21:16:22 -0.18, 61.39 -0.53, 62.86 168.58 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/10/2025
SNOs_Map_GOES-15_NPP_20250611.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/10/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP