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: 9/19/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/19/2017 22:40:36 -0.29,-135.31 -1.10,-138.94 413.74 80
2 09/20/2017 22:24:31 -0.30,-135.33 -0.11,-134.41 104.72 80
3 09/22/2017 10:46:20 0.28,-135.40 1.26,-139.68 488.87 80
4 09/23/2017 10:24:57 0.29,-135.41 0.21,-135.16 28.77 80
5 09/25/2017 22:28:10 -0.28,-135.39 -0.40,-135.93 61.97 80
6 09/26/2017 22:12:05 -0.29,-135.40 0.59,-131.40 455.63 80
7 09/28/2017 10:33:55 0.27,-135.46 0.56,-136.68 139.00 80
8 09/29/2017 10:12:31 0.28,-135.46 -0.49,-132.15 377.62 80
9 09/30/2017 22:34:28 -0.26,-135.41 -0.74,-137.45 232.87 80
10 10/01/2017 22:18:24 -0.26,-135.42 0.31,-132.93 284.03 80
11 10/03/2017 10:40:13 0.24,-135.48 0.83,-138.21 310.56 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/19/2017
SNOs_Map_GOES-15_NPP_20170920.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/19/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service