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: 10/14/2021
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/14/2021 10:37:59 0.03,-137.21 0.32,-138.42 138.58 80
2 10/15/2021 10:21:54 0.03,-137.21 -0.69,-133.89 377.77 80
3 10/16/2021 22:41:12 -0.03,-137.19 -0.44,-139.20 227.94 80
4 10/17/2021 22:25:06 -0.03,-137.19 0.51,-134.65 288.48 80
5 10/19/2021 10:44:15 0.02,-137.20 0.65,-139.93 311.22 80
6 10/20/2021 10:28:10 0.03,-137.19 -0.36,-135.39 204.96 80
7 10/21/2021 22:47:26 -0.02,-137.18 -0.82,-140.69 401.31 80
8 10/22/2021 22:31:22 -0.03,-137.17 0.19,-136.16 114.42 80
9 10/24/2021 10:50:30 0.02,-137.16 0.97,-141.43 486.54 80
10 10/25/2021 10:34:26 0.02,-137.15 -0.05,-136.90 28.69 80
11 10/27/2021 22:34:57 -0.02,-137.10 -0.17,-137.66 64.49 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/14/2021
SNOs_Map_GOES-17_NPP_20211014.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/14/2021 in txt file.

Historical Predications of SNOs between GOES-17 and NPP