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: 9/17/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/18/2017 10:18:38 0.31,-135.32 -0.07,-133.63 192.53 80
2 09/19/2017 22:40:36 -0.29,-135.31 -1.11,-138.94 413.58 80
3 09/20/2017 22:24:31 -0.30,-135.33 -0.12,-134.40 105.01 80
4 09/22/2017 10:46:20 0.28,-135.40 1.27,-139.68 488.57 80
5 09/23/2017 10:24:57 0.29,-135.41 0.23,-135.16 29.08 80
6 09/25/2017 22:28:10 -0.28,-135.40 -0.41,-135.93 61.19 80
7 09/26/2017 22:12:06 -0.29,-135.41 0.63,-131.41 456.52 80
8 09/28/2017 10:33:56 0.27,-135.47 0.52,-136.69 138.11 80
9 09/29/2017 10:12:31 0.28,-135.47 -0.47,-132.15 378.62 80
10 09/30/2017 22:34:28 -0.26,-135.43 -0.70,-137.46 231.59 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/17/2017
SNOs_Map_GOES-15_NPP_20170918.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/17/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service