Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-17 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 4/11/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/11/2019 10:30:23 -0.01,-137.22 -0.11,-136.74 54.46 80
2 04/13/2019 22:33:33 0.00,-137.19 -0.07,-137.50 35.54 80
3 04/14/2019 22:17:27 0.00,-137.18 0.95,-132.96 480.84 80
4 04/16/2019 10:39:14 -0.01,-137.19 0.24,-138.23 118.27 80
5 04/17/2019 10:17:49 -0.02,-137.18 -0.83,-133.70 397.10 80
6 04/18/2019 22:39:43 0.03,-137.15 -0.41,-138.99 210.82 80
7 04/19/2019 22:23:38 0.03,-137.14 0.61,-134.46 305.04 80
8 04/21/2019 10:45:24 -0.03,-137.15 0.58,-139.72 293.98 80
9 04/22/2019 10:23:59 -0.03,-137.13 -0.44,-135.18 221.15 80
10 04/23/2019 22:45:54 0.03,-137.08 -0.74,-140.48 388.57 80
11 04/24/2019 22:29:49 0.03,-137.06 0.28,-135.95 126.61 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/11/2019
SNOs_Map_GOES-17_NPP_20190411.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/11/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service