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: 9/20/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/20/2017 22:24:31 -0.30,-135.33 -0.11,-134.40 104.65 80
2 09/22/2017 10:46:20 0.28,-135.40 1.26,-139.68 488.95 80
3 09/23/2017 10:24:57 0.29,-135.41 0.22,-135.16 28.62 80
4 09/25/2017 22:28:10 -0.28,-135.38 -0.40,-135.93 62.35 80
5 09/26/2017 22:12:05 -0.29,-135.39 0.59,-131.40 455.19 80
6 09/28/2017 10:33:55 0.27,-135.46 0.56,-136.68 139.45 80
7 09/29/2017 10:12:31 0.28,-135.46 -0.49,-132.15 377.12 80
8 09/30/2017 22:34:27 -0.26,-135.40 -0.74,-137.45 233.56 80
9 10/01/2017 22:18:24 -0.26,-135.41 0.31,-132.93 283.28 80
10 10/03/2017 10:40:13 0.24,-135.47 0.84,-138.21 311.32 80
11 10/04/2017 10:18:49 0.25,-135.46 -0.16,-133.67 204.69 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/20/2017
SNOs_Map_GOES-15_NPP_20170921.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/20/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service