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: 8/7/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/08/2021 22:34:31 -0.03,-137.21 -0.11,-137.68 53.43 80
2 08/09/2021 22:18:26 -0.03,-137.21 0.88,-133.15 463.04 80
3 08/11/2021 10:37:34 0.03,-137.21 0.31,-138.41 138.15 80
4 08/12/2021 10:21:31 0.03,-137.20 -0.73,-133.89 377.94 80
5 08/13/2021 22:40:48 -0.03,-137.20 -0.46,-139.20 227.06 80
6 08/14/2021 22:24:44 -0.03,-137.20 0.53,-134.66 288.53 80
7 08/16/2021 10:43:52 0.02,-137.18 0.66,-139.93 314.13 80
8 08/17/2021 10:27:49 0.01,-137.17 -0.39,-135.41 200.62 80
9 08/18/2021 22:47:06 0.01,-137.15 -0.80,-140.71 406.67 80
10 08/19/2021 22:31:02 0.01,-137.13 0.25,-136.19 108.05 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 8/7/2021
SNOs_Map_GOES-17_NPP_20210807.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 08/07/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP