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: 4/12/2023
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/12/2023 10:23:07 0.15,-132.18 0.42,-133.47 146.76 80
2 04/13/2023 10:01:45 0.17,-132.67 -0.68,-128.96 423.02 80
3 04/14/2023 22:26:25 -0.16,-133.39 -0.34,-134.30 103.11 80
4 04/15/2023 22:05:03 -0.17,-133.88 0.77,-129.79 466.82 80
5 04/17/2023 10:29:34 0.16,-134.66 0.23,-135.09 48.65 80
6 04/19/2023 22:30:11 -0.15,-135.86 -0.18,-135.91 6.13 80
7 04/22/2023 10:33:20 0.15,-137.12 0.06,-136.71 47.46 80
8 04/23/2023 22:58:00 -0.13,-137.83 -1.05,-142.05 480.58 80
9 04/24/2023 22:36:37 -0.14,-138.31 0.01,-137.53 88.36 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 4/12/2023
SNOs_Map_GOES-15_NPP_20230412.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 04/12/2023 in txt file.

Historical Predications of SNOs between GOES-15 and NPP