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: 3/13/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/14/2020 22:33:42 -0.01,-137.21 -0.07,-137.58 41.71 80
2 03/15/2020 22:17:38 -0.01,-137.21 0.94,-133.05 474.75 80
3 03/17/2020 10:39:25 0.02,-137.21 0.28,-138.31 125.96 80
4 03/18/2020 10:18:01 0.02,-137.21 -0.73,-133.78 389.88 80
5 03/19/2020 22:39:58 -0.01,-137.20 -0.42,-139.09 215.94 80
6 03/20/2020 22:23:53 -0.01,-137.19 0.59,-134.56 299.88 80
7 03/22/2020 10:45:41 0.01,-137.19 0.63,-139.82 301.17 80
8 03/23/2020 10:24:16 0.01,-137.18 -0.39,-135.29 214.28 80
9 03/24/2020 22:46:14 -0.00,-137.16 -0.76,-140.61 392.49 80
10 03/25/2020 22:30:09 -0.00,-137.15 0.25,-136.08 122.88 80
11 03/27/2020 10:51:56 0.00,-137.14 0.96,-141.34 478.66 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/13/2020
SNOs_Map_GOES-17_NPP_20200314.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/13/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service