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: 1/9/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/10/2020 22:36:13 -0.03,-137.20 -0.13,-137.51 36.11 80
2 01/11/2020 22:17:28 -0.03,-137.19 0.88,-132.97 479.82 80
3 01/13/2020 10:39:15 0.04,-137.18 0.25,-138.25 121.70 80
4 01/14/2020 10:17:49 0.03,-137.16 -0.76,-133.71 393.71 80
5 01/15/2020 22:42:24 -0.04,-137.14 -0.47,-139.00 212.34 80
6 01/16/2020 22:20:58 -0.04,-137.13 0.54,-134.47 302.95 80
7 01/18/2020 10:45:24 0.05,-137.11 0.66,-139.73 299.16 80
8 01/19/2020 10:23:59 0.04,-137.10 -0.35,-135.20 215.66 80
9 01/20/2020 22:48:34 -0.05,-137.06 -0.81,-140.50 391.57 80
10 01/21/2020 22:27:09 -0.05,-137.04 0.20,-135.97 122.98 80
11 01/23/2020 10:51:35 0.06,-137.01 1.00,-141.23 480.04 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 1/9/2020
SNOs_Map_GOES-17_NPP_20200110.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 01/09/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service