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: 4/12/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/13/2020 10:30:34 -0.02,-137.20 -0.12,-136.82 42.74 80
2 04/15/2020 22:33:46 0.02,-137.18 -0.06,-137.60 47.13 80
3 04/16/2020 22:17:42 0.01,-137.17 0.96,-133.07 468.49 80
4 04/18/2020 10:39:29 -0.01,-137.15 0.23,-138.33 133.67 80
5 04/19/2020 10:18:04 -0.01,-137.14 -0.73,-133.79 381.52 80
6 04/20/2020 22:40:01 0.01,-137.12 -0.41,-139.10 224.82 80
7 04/21/2020 22:23:55 0.01,-137.11 0.56,-134.56 290.25 80
8 04/23/2020 10:45:44 -0.01,-137.09 0.58,-139.84 312.62 80
9 04/24/2020 10:24:18 -0.01,-137.07 -0.38,-135.29 201.81 80
10 04/25/2020 22:46:15 0.01,-137.04 -0.81,-140.60 406.17 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/12/2020
SNOs_Map_GOES-17_NPP_20200413.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/12/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service