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: 12/17/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/18/2019 10:24:24 0.00,-137.22 -0.41,-135.28 220.41 80
2 12/19/2019 22:48:59 -0.01,-137.22 -0.79,-140.58 384.18 80
3 12/20/2019 22:27:35 -0.01,-137.21 0.27,-136.06 132.14 80
4 12/22/2019 10:52:01 0.01,-137.21 0.92,-141.32 468.38 80
5 12/23/2019 10:30:36 0.01,-137.20 -0.08,-136.79 47.46 80
6 12/25/2019 22:36:26 -0.02,-137.18 -0.10,-137.55 42.72 80
7 12/26/2019 22:15:00 -0.01,-137.17 0.90,-133.02 472.63 80
8 12/28/2019 10:39:26 0.02,-137.15 0.29,-138.28 129.20 80
9 12/29/2019 10:18:02 0.01,-137.14 -0.77,-133.76 385.84 80
10 12/30/2019 22:42:36 -0.02,-137.11 -0.47,-139.05 220.83 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 12/17/2019
SNOs_Map_GOES-17_NPP_20191218.jpg

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

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service