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: 8/13/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/13/2021 22:40:48 -0.05,-137.19 -0.50,-139.19 227.66 80
2 08/14/2021 22:24:44 -0.05,-137.18 0.55,-134.66 287.84 80
3 08/16/2021 10:46:32 0.04,-137.17 0.64,-139.93 314.46 80
4 08/17/2021 10:25:08 0.04,-137.16 -0.35,-135.40 200.33 80
5 08/18/2021 22:47:05 -0.03,-137.13 -0.84,-140.70 407.03 80
6 08/19/2021 22:31:01 -0.03,-137.12 0.15,-136.17 107.48 80
7 08/21/2021 10:50:10 0.01,-137.09 0.97,-141.45 496.25 80
8 08/22/2021 10:34:06 0.00,-137.08 -0.02,-136.92 18.15 80
9 08/24/2021 22:34:38 -0.00,-137.03 -0.17,-137.69 75.20 80
10 08/25/2021 22:18:35 -0.01,-137.02 0.88,-133.17 439.25 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/13/2021
SNOs_Map_GOES-17_NPP_20210813.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/13/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP