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: 3/16/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/17/2020 10:39:26 0.02,-137.21 0.26,-138.32 126.44 80
2 03/18/2020 10:18:01 0.02,-137.20 -0.75,-133.79 389.27 80
3 03/19/2020 22:39:57 -0.02,-137.19 -0.46,-139.09 216.32 80
4 03/20/2020 22:23:53 -0.01,-137.19 0.56,-134.56 299.33 80
5 03/22/2020 10:45:41 0.01,-137.18 0.60,-139.83 302.38 80
6 03/23/2020 10:24:17 0.01,-137.17 -0.41,-135.30 212.89 80
7 03/24/2020 22:46:13 -0.00,-137.15 -0.79,-140.60 393.61 80
8 03/25/2020 22:30:09 -0.00,-137.14 0.22,-136.07 121.62 80
9 03/27/2020 10:51:57 0.00,-137.13 0.93,-141.35 480.60 80
10 03/28/2020 10:30:32 -0.00,-137.11 -0.08,-136.82 33.93 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/16/2020
SNOs_Map_GOES-17_NPP_20200316.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/16/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service