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: 7/16/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/17/2023 13:42:46 -0.30, 174.78 -0.50, 175.54 87.86 80
2 07/19/2023 02:07:28 0.34, 173.22 -0.35, 170.16 348.57 80
3 07/20/2023 01:46:06 0.31, 172.21 0.84, 174.65 277.28 80
4 07/21/2023 14:10:41 -0.35, 170.69 -0.04, 169.29 158.77 80
5 07/22/2023 13:49:19 -0.32, 169.68 -1.23, 173.78 466.84 80
6 07/24/2023 02:11:21 0.35, 168.12 0.38, 168.39 30.48 80
7 07/25/2023 14:35:56 -0.38, 166.59 0.41, 163.04 405.61 80
8 07/26/2023 14:14:34 -0.35, 165.60 -0.78, 167.52 219.61 80
9 07/28/2023 02:39:17 0.39, 164.04 -0.06, 162.14 217.78 80
10 07/29/2023 02:17:55 0.37, 163.04 1.14, 166.63 407.31 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/16/2023
SNOs_Map_GOES-15_NPP_20230716.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/16/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP