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: 6/4/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 06/05/2025 09:13:06 0.06, 61.39 0.55, 63.62 253.57 80
2 06/06/2025 21:32:15 -0.09, 61.41 0.61, 58.34 350.19 80
3 06/07/2025 21:16:12 -0.08, 61.40 -0.43, 62.87 167.50 80
4 06/09/2025 09:35:29 0.11, 61.36 -0.73, 57.56 432.21 80
5 06/10/2025 09:19:25 0.10, 61.35 0.26, 62.10 85.02 80
6 06/12/2025 21:19:49 -0.12, 61.38 -0.09, 61.36 4.23 80
7 06/15/2025 09:23:03 0.14, 61.35 -0.01, 60.58 87.04 80
8 06/16/2025 09:06:59 0.12, 61.35 0.99, 65.11 429.74 80
9 06/17/2025 21:26:08 -0.15, 61.39 0.17, 59.84 176.18 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 6/4/2025
SNOs_Map_GOES-15_NPP_20250605.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 06/04/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP