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: 10/18/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 10/19/2019 10:52:33 0.00,-137.20 0.93,-141.36 473.67 80
2 10/20/2019 10:31:09 0.00,-137.20 -0.11,-136.83 42.28 80
3 10/22/2019 22:34:20 -0.00,-137.18 -0.07,-137.61 47.89 80
4 10/23/2019 22:18:14 0.00,-137.17 0.92,-133.07 467.62 80
5 10/25/2019 10:40:02 0.00,-137.15 0.27,-138.34 135.06 80
6 10/26/2019 10:18:36 0.00,-137.14 -0.72,-133.80 380.07 80
7 10/27/2019 22:40:32 -0.00,-137.13 -0.43,-139.11 226.41 80
8 10/28/2019 22:24:27 -0.00,-137.11 0.55,-134.58 288.47 80
9 10/30/2019 10:46:14 0.00,-137.09 0.63,-139.85 315.08 80
10 10/31/2019 10:24:50 0.00,-137.07 -0.41,-135.32 199.36 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 10/18/2019
SNOs_Map_GOES-17_NPP_20191019.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 10/18/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service