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: 7/20/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/21/2017 10:24:13 -0.19,-135.07 -0.18,-135.11 4.80 80
2 07/23/2017 22:27:28 0.21,-135.03 0.04,-135.90 98.77 80
3 07/24/2017 22:11:24 0.20,-135.00 1.01,-131.36 414.11 80
4 07/26/2017 10:30:33 -0.22,-134.91 0.16,-136.64 197.20 80
5 07/27/2017 10:14:29 -0.21,-134.87 -0.81,-132.10 315.24 80
6 07/28/2017 22:33:47 0.23,-134.85 -0.35,-137.41 292.35 80
7 07/29/2017 22:17:43 0.22,-134.82 0.67,-132.89 220.16 80
8 07/31/2017 10:36:53 -0.25,-134.73 0.49,-138.17 391.25 80
9 08/01/2017 10:20:48 -0.24,-134.68 -0.47,-133.63 120.51 80
10 08/02/2017 22:40:07 0.26,-134.65 -0.68,-138.94 488.82 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/20/2017
SNOs_Map_GOES-15_NPP_20170721.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/20/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service