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: 8/16/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/17/2017 10:18:13 0.35,-134.99 0.04,-133.55 164.08 80
2 08/18/2017 22:40:10 -0.36,-135.02 -1.23,-138.85 437.38 80
3 08/19/2017 22:24:07 -0.35,-135.04 -0.20,-134.33 80.07 80
4 08/22/2017 10:27:13 0.35,-135.05 0.33,-135.08 3.72 80
5 08/24/2017 22:27:46 -0.35,-135.08 -0.55,-135.85 88.96 80
6 08/25/2017 22:11:42 -0.35,-135.09 0.48,-131.33 428.31 80
7 08/27/2017 10:33:32 0.35,-135.10 0.69,-136.60 171.39 80
8 08/28/2017 10:12:08 0.35,-135.10 -0.35,-132.08 344.58 80
9 08/29/2017 22:34:05 -0.35,-135.09 -0.84,-137.39 260.62 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/16/2017
SNOs_Map_GOES-15_NPP_20170817.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/16/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service