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: 12/31/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 01/01/2020 22:01:55 0.05,-128.28 -0.25,-129.57 147.22 80
2 01/02/2020 21:45:49 0.04,-128.30 0.76,-125.04 371.38 80
3 01/04/2020 10:04:57 -0.05,-128.35 0.38,-130.31 223.13 80
4 01/05/2020 09:48:51 -0.04,-128.37 -0.63,-125.78 295.31 80
5 01/06/2020 22:08:07 0.05,-128.36 -0.55,-131.08 310.13 80
6 01/07/2020 21:52:01 0.04,-128.37 0.46,-126.55 207.73 80
7 01/09/2020 10:11:07 -0.04,-128.40 0.74,-131.81 388.38 80
8 01/10/2020 09:55:02 -0.04,-128.41 -0.27,-127.27 129.11 80
9 01/11/2020 22:14:17 0.04,-128.39 -0.90,-132.58 477.37 80
10 01/12/2020 21:58:12 0.04,-128.39 0.11,-128.04 39.54 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/31/2019
SNOs_Map_GOES-15_NPP_20200101.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/31/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service