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: 12/29/2019
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 12/30/2019 09:58:45 -0.04,-128.27 0.07,-128.81 61.16 80
2 12/31/2019 09:42:40 -0.03,-128.29 -0.93,-124.27 457.76 80
3 01/01/2020 22:01:55 0.04,-128.28 -0.26,-129.57 147.07 80
4 01/02/2020 21:45:49 0.04,-128.30 0.75,-125.04 371.57 80
5 01/04/2020 10:04:57 -0.05,-128.36 0.38,-130.31 222.87 80
6 01/05/2020 09:48:51 -0.04,-128.37 -0.63,-125.78 295.63 80
7 01/06/2020 22:08:06 0.05,-128.36 -0.56,-131.08 309.70 80
8 01/07/2020 21:52:01 0.04,-128.37 0.45,-126.55 208.20 80
9 01/09/2020 10:11:07 -0.04,-128.41 0.74,-131.81 387.88 80
10 01/10/2020 09:55:02 -0.03,-128.42 -0.27,-127.27 129.68 80
11 01/11/2020 22:16:57 0.04,-128.40 -0.90,-132.58 476.68 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 12/29/2019
SNOs_Map_GOES-15_NPP_20191230.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 12/29/2019 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service