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: 5/12/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 05/12/2021 10:45:24 -0.02,-137.19 0.55,-139.76 292.84 80
2 05/13/2021 10:24:01 -0.02,-137.18 -0.48,-135.24 222.44 80
3 05/14/2021 22:48:38 0.01,-137.17 -0.73,-140.54 383.86 80
4 05/15/2021 22:27:14 0.02,-137.16 0.25,-136.00 131.02 80
5 05/17/2021 10:51:43 -0.01,-137.14 0.90,-141.28 472.02 80
6 05/18/2021 10:30:19 -0.01,-137.12 -0.07,-136.75 42.47 80
7 05/20/2021 22:33:32 0.01,-137.08 -0.10,-137.53 50.97 80
8 05/21/2021 22:17:29 0.01,-137.06 0.94,-133.00 463.10 80
9 05/23/2021 10:39:17 -0.01,-137.03 0.28,-138.27 141.21 80
10 05/24/2021 10:17:54 -0.01,-137.01 -0.76,-133.74 372.34 80
11 05/25/2021 22:39:51 0.01,-136.97 -0.44,-139.05 236.85 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 5/12/2021
SNOs_Map_GOES-17_NPP_20210512.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 05/12/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP