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: 10/19/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/19/2017 10:37:32 0.17,-135.24 0.84,-138.24 342.14 80
2 10/20/2017 10:21:26 0.19,-135.22 -0.12,-133.70 171.63 80
3 10/21/2017 22:40:43 -0.16,-135.11 -1.02,-139.02 445.20 80
4 10/22/2017 22:24:38 -0.17,-135.09 -0.05,-134.48 68.63 80
5 10/25/2017 10:25:01 0.16,-135.08 0.22,-135.22 17.12 80
6 10/26/2017 10:08:56 0.17,-135.05 -0.81,-130.70 495.84 80
7 10/27/2017 22:28:13 -0.15,-134.93 -0.39,-136.00 122.86 80
8 10/28/2017 22:12:07 -0.15,-134.89 0.58,-131.46 390.04 80
9 10/30/2017 10:31:15 0.13,-134.91 0.55,-136.75 209.40 80
10 10/31/2017 10:15:11 0.14,-134.87 -0.48,-132.22 302.79 80
11 11/01/2017 22:34:27 -0.11,-134.73 -0.71,-137.53 317.84 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 10/19/2017
SNOs_Map_GOES-15_NPP_20171019.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 10/19/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service