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: 6/15/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/16/2025 09:06:59 0.12, 61.30 0.98, 65.12 435.54 80
2 06/17/2025 21:26:08 -0.15, 61.34 0.18, 59.84 170.23 80
3 06/18/2025 21:10:04 -0.14, 61.33 -0.81, 64.38 347.10 80
4 06/20/2025 09:29:21 0.17, 61.28 -0.33, 59.07 251.81 80
5 06/21/2025 09:13:16 0.16, 61.28 0.67, 63.61 265.10 80
6 06/22/2025 21:32:26 -0.20, 61.33 0.49, 58.33 341.93 80
7 06/23/2025 21:16:21 -0.18, 61.33 -0.51, 62.87 174.44 80
8 06/25/2025 09:35:39 0.22, 61.29 -0.62, 57.56 425.91 80
9 06/26/2025 09:19:34 0.21, 61.30 0.38, 62.09 90.39 80
10 06/28/2025 21:22:39 -0.22, 61.36 -0.23, 61.35 1.39 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/15/2025
SNOs_Map_GOES-15_NPP_20250616.jpg

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

Historical Predications of SNOs between GOES-15 and NPP