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: 12/22/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/23/2017 10:21:14 -0.03,-135.38 -0.41,-133.79 181.84 80
2 12/24/2017 22:40:29 0.05,-135.28 -0.79,-139.09 432.98 80
3 12/25/2017 22:24:24 0.04,-135.27 0.20,-134.55 81.90 80
4 12/28/2017 10:24:46 -0.04,-135.29 -0.03,-135.28 1.95 80
5 12/30/2017 22:27:55 0.04,-135.16 -0.17,-136.05 101.29 80
6 12/31/2017 22:11:50 0.03,-135.13 0.83,-131.51 412.42 80
7 01/02/2018 10:30:57 -0.04,-135.15 0.34,-136.78 185.58 80
8 01/03/2018 10:14:52 -0.03,-135.12 -0.65,-132.24 327.89 80
9 01/04/2018 22:34:07 0.04,-135.01 -0.53,-137.54 289.08 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/22/2017
SNOs_Map_GOES-15_NPP_20171223.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/22/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service