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: 11/20/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/20/2019 10:52:21 -0.01,-137.19 0.91,-141.36 475.41 80
2 11/21/2019 10:30:55 -0.01,-137.18 -0.08,-136.83 40.23 80
3 11/23/2019 22:34:06 0.00,-137.17 -0.08,-137.60 49.44 80
4 11/24/2019 22:18:01 -0.00,-137.16 0.92,-133.07 466.19 80
5 11/26/2019 10:39:47 0.01,-137.13 0.29,-138.33 136.32 80
6 11/27/2019 10:18:21 0.01,-137.12 -0.70,-133.79 378.56 80
7 11/28/2019 22:40:18 -0.01,-137.10 -0.44,-139.10 228.23 80
8 11/29/2019 22:21:32 -0.01,-137.08 0.56,-134.57 286.36 80
9 12/01/2019 10:45:59 0.01,-137.05 0.65,-139.83 317.18 80
10 12/02/2019 10:24:34 0.00,-137.03 -0.40,-135.31 197.08 80
11 12/03/2019 22:49:09 -0.01,-137.00 -0.79,-140.61 410.47 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 11/20/2019
SNOs_Map_GOES-17_NPP_20191120.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 11/20/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service