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: 4/9/2025
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/09/2025 21:21:13 0.12, 61.29 0.07, 61.51 24.57 80
2 04/12/2025 09:21:50 -0.11, 61.36 -0.26, 60.73 72.36 80
3 04/13/2025 09:05:47 -0.12, 61.37 0.77, 65.25 442.59 80
4 04/14/2025 21:24:58 0.11, 61.34 0.39, 59.97 155.13 80
5 04/15/2025 21:08:54 0.11, 61.35 -0.59, 64.50 359.64 80
6 04/17/2025 09:28:13 -0.10, 61.42 -0.61, 59.19 253.55 80
7 04/18/2025 09:12:11 -0.11, 61.43 0.43, 63.71 260.68 80
8 04/19/2025 21:31:20 0.10, 61.41 0.78, 58.45 338.56 80
9 04/20/2025 21:15:18 0.11, 61.43 -0.26, 62.97 175.66 80
10 04/22/2025 09:34:36 -0.10, 61.51 -0.98, 57.67 437.91 80
11 04/23/2025 09:18:34 -0.11, 61.53 0.07, 62.19 76.03 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/9/2025
SNOs_Map_GOES-15_NPP_20250410.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/09/2025 in txt file.

Historical Predications of SNOs between GOES-15 and NPP