Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 9/11/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/12/2017 10:33:43 0.32,-135.20 0.66,-136.63 163.96 80
2 09/13/2017 10:12:20 0.33,-135.22 -0.39,-132.11 354.46 80
3 09/14/2017 22:34:17 -0.31,-135.22 -0.79,-137.42 250.28 80
4 09/15/2017 22:18:13 -0.32,-135.24 0.20,-132.88 268.57 80
5 09/17/2017 10:40:02 0.30,-135.31 0.96,-138.16 324.99 80
6 09/18/2017 10:18:39 0.31,-135.33 -0.09,-133.64 193.06 80
7 09/19/2017 22:40:36 -0.29,-135.31 -1.09,-138.95 413.48 80
8 09/20/2017 22:24:31 -0.30,-135.34 -0.10,-134.41 105.21 80
9 09/22/2017 10:46:21 0.28,-135.41 1.25,-139.69 487.52 80
10 09/23/2017 10:24:56 0.29,-135.42 0.26,-135.15 30.38 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/11/2017
SNOs_Map_GOES-15_NPP_20170912.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/11/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service