Simultaneous Nadir Overpasses (SNOs) Predictions

Prediction of SNOs between GOES-15 and NPP Satellite Orbit:

Table of predicted SNOs for the next 14.0 days since TLE Epoch: 12/31/2018
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/01/2019 10:05:43 -0.05,-128.56 0.37,-130.46 216.68 80
2 01/02/2019 09:49:38 -0.04,-128.54 -0.61,-125.92 298.25 80
3 01/03/2019 22:08:54 0.05,-128.42 -0.56,-131.23 320.41 80
4 01/04/2019 21:52:49 0.04,-128.40 0.42,-126.69 194.39 80
5 01/06/2019 10:11:57 -0.05,-128.47 0.71,-131.97 398.34 80
6 01/07/2019 09:55:51 -0.04,-128.45 -0.27,-127.43 116.05 80
7 01/09/2019 21:59:02 0.05,-128.29 0.09,-128.20 11.01 80
8 01/12/2019 09:59:25 -0.05,-128.34 0.06,-128.94 68.46 80
9 01/13/2019 09:43:20 -0.05,-128.32 -0.92,-124.41 445.41 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/31/2018
SNOs_Map_GOES-15_NPP_20190101.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/31/2018 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service