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: 4/27/2020
Index Date Time (GOES-17) GOES-17 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 04/28/2020 10:51:58 -0.02,-137.21 0.91,-141.34 471.64 80
2 04/29/2020 10:30:34 -0.02,-137.21 -0.11,-136.81 44.91 80
3 05/01/2020 22:33:46 0.01,-137.20 -0.05,-137.59 44.14 80
4 05/02/2020 22:17:40 0.01,-137.19 0.92,-133.05 472.11 80
5 05/04/2020 10:39:28 -0.01,-137.19 0.27,-138.31 128.27 80
6 05/05/2020 10:18:03 -0.01,-137.18 -0.76,-133.78 387.52 80
7 05/06/2020 22:39:59 0.01,-137.17 -0.43,-139.09 218.91 80
8 05/07/2020 22:23:55 0.01,-137.16 0.60,-134.56 296.50 80
9 05/09/2020 10:45:42 -0.01,-137.14 0.59,-139.82 305.04 80
10 05/10/2020 10:24:18 -0.00,-137.13 -0.44,-135.29 209.95 80

Figure of GOES-17 and NPP satellite orbits during SNOs since TLE Epoch: 4/27/2020
SNOs_Map_GOES-17_NPP_20200428.jpg

Download SNOs between GOES-17 and NPP since TLE EPOCH: 04/27/2020 in txt file.

Historical Predictions of SNOs between GOES-17 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service