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: 12/20/2017
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/20/2017 22:18:11 0.02,-135.34 0.54,-133.04 261.30 80
2 12/22/2017 10:37:19 -0.04,-135.39 0.63,-138.31 333.48 80
3 12/23/2017 10:21:13 -0.03,-135.38 -0.36,-133.78 181.88 80
4 12/24/2017 22:40:28 0.04,-135.28 -0.83,-139.08 432.97 80
5 12/25/2017 22:24:24 0.04,-135.27 0.22,-134.55 81.92 80
6 12/28/2017 10:27:21 -0.04,-135.29 -0.04,-135.29 0.43 75
7 12/30/2017 22:27:56 0.04,-135.16 -0.15,-136.05 101.40 80
8 12/31/2017 22:11:50 0.03,-135.13 0.84,-131.51 412.28 80
9 01/02/2018 10:30:57 -0.04,-135.15 0.33,-136.78 185.79 80
10 01/03/2018 10:14:52 -0.03,-135.12 -0.67,-132.25 327.64 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/20/2017
SNOs_Map_GOES-15_NPP_20171221.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/20/2017 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service