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: 7/20/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/20/2018 22:40:04 0.22,-135.52 -0.58,-138.95 391.27 80
2 07/21/2018 22:24:01 0.21,-135.52 0.46,-134.42 125.50 80
3 07/23/2018 10:43:10 -0.24,-135.50 0.68,-139.70 478.12 80
4 07/24/2018 10:27:05 -0.23,-135.50 -0.29,-135.17 38.13 80
5 07/26/2018 22:27:40 0.24,-135.52 0.17,-135.96 49.70 80
6 07/27/2018 22:11:36 0.23,-135.51 1.15,-131.42 466.34 80
7 07/29/2018 10:30:45 -0.26,-135.48 -0.01,-136.70 138.31 80
8 07/30/2018 10:14:41 -0.25,-135.47 -0.98,-132.16 377.26 80
9 07/31/2018 22:33:59 0.27,-135.48 -0.17,-137.48 227.64 80
10 08/01/2018 22:17:54 0.26,-135.47 0.81,-132.94 287.76 80
11 08/03/2018 10:37:04 -0.29,-135.43 0.34,-138.22 317.62 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/20/2018
SNOs_Map_GOES-15_NPP_20180721.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/20/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service