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: 9/21/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/22/2017 10:46:21 0.28,-135.40 1.25,-139.68 488.94 80
2 09/23/2017 10:24:56 0.29,-135.40 0.26,-135.15 28.62 80
3 09/25/2017 22:28:10 -0.28,-135.38 -0.39,-135.93 62.64 80
4 09/26/2017 22:12:06 -0.29,-135.39 0.60,-131.40 454.88 80
5 09/28/2017 10:33:55 0.27,-135.45 0.55,-136.68 139.72 80
6 09/29/2017 10:12:30 0.28,-135.45 -0.44,-132.14 376.78 80
7 09/30/2017 22:34:28 -0.26,-135.40 -0.73,-137.45 234.05 80
8 10/01/2017 22:18:24 -0.26,-135.40 0.32,-132.93 282.74 80
9 10/03/2017 10:40:14 0.24,-135.46 0.83,-138.21 311.85 80
10 10/04/2017 10:18:49 0.25,-135.46 -0.17,-133.67 204.12 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/21/2017
SNOs_Map_GOES-15_NPP_20170922.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/21/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service