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: 7/21/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/21/2018 22:24:01 0.21,-135.52 0.46,-134.42 125.50 80
2 07/23/2018 10:43:10 -0.24,-135.50 0.68,-139.70 478.20 80
3 07/24/2018 10:27:05 -0.23,-135.50 -0.30,-135.17 37.98 80
4 07/26/2018 22:27:39 0.24,-135.51 0.13,-135.95 49.90 80
5 07/27/2018 22:11:36 0.23,-135.51 1.17,-131.42 466.05 80
6 07/29/2018 10:30:44 -0.26,-135.48 0.03,-136.69 138.65 80
7 07/30/2018 10:14:41 -0.25,-135.47 -1.01,-132.17 376.88 80
8 07/31/2018 22:33:58 0.27,-135.47 -0.20,-137.47 228.11 80
9 08/01/2018 22:17:54 0.26,-135.46 0.84,-132.95 287.27 80
10 08/03/2018 10:37:03 -0.29,-135.43 0.36,-138.21 318.11 80
11 08/04/2018 10:20:59 -0.28,-135.41 -0.68,-133.69 196.61 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/21/2018
SNOs_Map_GOES-15_NPP_20180722.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/21/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service