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: 10/16/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/16/2021 22:41:15 -0.03,-137.20 -0.49,-139.21 229.14 80
2 10/17/2021 22:25:12 -0.03,-137.20 0.51,-134.68 286.81 80
3 10/19/2021 10:44:22 0.03,-137.20 0.67,-139.95 313.94 80
4 10/20/2021 10:28:19 0.03,-137.20 -0.38,-135.44 201.78 80
5 10/21/2021 22:47:38 -0.03,-137.19 -0.81,-140.74 404.93 80
6 10/22/2021 22:31:34 -0.03,-137.18 0.18,-136.21 110.35 80
7 10/24/2021 10:50:44 0.02,-137.18 0.99,-141.49 491.61 80
8 10/25/2021 10:34:41 0.03,-137.16 -0.01,-136.96 23.14 80
9 10/27/2021 22:35:16 -0.02,-137.12 -0.18,-137.74 70.95 80
10 10/28/2021 22:19:13 -0.02,-137.11 0.87,-133.22 443.24 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/16/2021
SNOs_Map_GOES-17_NPP_20211016.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/16/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP