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: 9/18/2019
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/20/2019 22:34:27 0.02,-137.21 -0.06,-137.59 43.07 80
2 09/21/2019 22:18:22 0.02,-137.20 0.97,-133.06 473.15 80
3 09/23/2019 10:40:10 -0.02,-137.20 0.23,-138.32 127.72 80
4 09/24/2019 10:18:45 -0.02,-137.19 -0.79,-133.79 387.89 80
5 09/25/2019 22:40:41 0.02,-137.17 -0.38,-139.09 218.15 80
6 09/26/2019 22:24:36 0.03,-137.16 0.59,-134.55 297.30 80
7 09/28/2019 10:46:24 -0.03,-137.15 0.56,-139.82 304.49 80
8 09/29/2019 10:24:59 -0.03,-137.14 -0.41,-135.28 210.71 80
9 09/30/2019 22:46:55 0.02,-137.11 -0.75,-140.59 396.14 80
10 10/01/2019 22:30:51 0.02,-137.09 0.28,-136.06 118.91 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 9/18/2019
SNOs_Map_GOES-17_NPP_20190919.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 09/18/2019 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service