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: 6/16/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/17/2025 21:26:08 -0.15, 61.34 0.21, 59.85 170.09 80
2 06/18/2025 21:10:04 -0.14, 61.33 -0.85, 64.37 347.36 80
3 06/20/2025 09:29:21 0.17, 61.27 -0.30, 59.06 251.31 80
4 06/21/2025 09:13:17 0.16, 61.27 0.70, 63.60 265.71 80
5 06/22/2025 21:32:26 -0.20, 61.33 0.45, 58.33 341.35 80
6 06/23/2025 21:16:22 -0.18, 61.33 -0.55, 62.86 175.11 80
7 06/25/2025 09:35:38 0.22, 61.29 -0.64, 57.56 424.96 80
8 06/26/2025 09:19:34 0.21, 61.29 0.36, 62.10 91.49 80
9 06/28/2025 21:19:58 -0.22, 61.35 -0.21, 61.36 1.35 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/16/2025
SNOs_Map_GOES-15_NPP_20250617.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/16/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP