Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 1/8/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/09/2021 10:49:11 -0.02,-137.22 0.93,-141.32 467.44 80
2 01/10/2021 10:33:07 -0.00,-137.22 -0.09,-136.79 48.89 80
3 01/12/2021 22:33:39 -0.02,-137.21 -0.10,-137.56 40.34 80
4 01/13/2021 22:17:34 -0.02,-137.20 0.92,-133.03 475.24 80
5 01/15/2021 10:39:23 0.02,-137.19 0.24,-138.31 126.84 80
6 01/16/2021 10:17:57 0.01,-137.18 -0.72,-133.77 388.62 80
7 01/17/2021 22:39:54 -0.01,-137.17 -0.42,-139.08 217.39 80
8 01/18/2021 22:23:50 -0.01,-137.16 0.60,-134.55 297.91 80
9 01/20/2021 10:45:37 0.01,-137.15 0.61,-139.82 304.54 80
10 01/21/2021 10:24:13 0.01,-137.13 -0.40,-135.29 210.48 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/8/2021
SNOs_Map_GOES-17_NPP_20210108.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/08/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP