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: 12/26/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/26/2019 22:15:00 -0.02,-137.19 0.89,-133.01 475.98 80
2 12/28/2019 10:39:27 0.03,-137.20 0.24,-138.29 123.01 80
3 12/29/2019 10:18:02 0.02,-137.21 -0.76,-133.75 393.93 80
4 12/30/2019 22:42:37 -0.03,-137.21 -0.43,-139.05 209.96 80
5 12/31/2019 22:21:12 -0.02,-137.21 0.58,-134.52 306.78 80
6 01/02/2020 10:45:38 0.03,-137.22 0.62,-139.78 292.73 80
7 01/03/2020 10:24:12 0.02,-137.22 -0.39,-135.25 223.75 80
8 01/04/2020 22:48:48 -0.03,-137.21 -0.79,-140.55 380.92 80
9 01/05/2020 22:27:22 -0.03,-137.20 0.22,-136.01 135.17 80
10 01/07/2020 10:51:49 0.04,-137.20 0.98,-141.28 465.61 80
11 01/08/2020 10:30:24 0.04,-137.19 -0.09,-136.75 49.96 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/26/2019
SNOs_Map_GOES-17_NPP_20191227.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 12/26/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service