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: 4/14/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/15/2025 21:08:55 0.11, 61.33 -0.62, 64.50 361.07 80
2 04/17/2025 09:28:14 -0.10, 61.39 -0.58, 59.19 250.74 80
3 04/18/2025 09:12:10 -0.11, 61.40 0.40, 63.72 263.82 80
4 04/19/2025 21:31:21 0.10, 61.39 0.75, 58.44 335.75 80
5 04/20/2025 21:15:17 0.11, 61.41 -0.24, 62.97 178.75 80
6 04/22/2025 09:34:37 -0.10, 61.47 -0.95, 57.66 433.47 80
7 04/23/2025 09:18:33 -0.10, 61.48 0.05, 62.19 80.75 80
8 04/25/2025 21:21:40 0.10, 61.50 0.09, 61.44 5.92 80
9 04/28/2025 09:22:15 -0.09, 61.59 -0.31, 60.67 104.66 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/14/2025
SNOs_Map_GOES-15_NPP_20250415.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/14/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP