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: 3/21/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/22/2020 10:45:41 0.00,-137.21 0.60,-139.83 298.43 80
2 03/23/2020 10:24:17 -0.00,-137.22 -0.42,-135.30 218.17 80
3 03/24/2020 22:46:14 0.00,-137.22 -0.73,-140.61 386.33 80
4 03/25/2020 22:30:10 0.01,-137.22 0.28,-136.08 130.13 80
5 03/27/2020 10:51:57 -0.01,-137.22 0.93,-141.34 470.27 80
6 03/28/2020 10:30:32 -0.01,-137.22 -0.08,-136.81 45.57 80
7 03/30/2020 22:33:45 0.02,-137.20 -0.05,-137.60 45.32 80
8 03/31/2020 22:17:41 0.02,-137.19 0.96,-133.07 469.98 80
9 04/02/2020 10:39:28 -0.01,-137.17 0.25,-138.33 132.10 80
10 04/03/2020 10:18:04 -0.01,-137.15 -0.77,-133.80 382.64 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 3/21/2020
SNOs_Map_GOES-17_NPP_20200322.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 03/21/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service