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: 3/13/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/14/2020 09:52:34 -0.33,-128.31 -0.53,-127.39 105.32 80
2 03/15/2020 22:14:30 0.32,-128.32 -0.69,-132.69 498.41 80
3 03/16/2020 21:58:26 0.32,-128.30 0.32,-128.16 16.43 80
4 03/19/2020 10:01:30 -0.31,-128.23 -0.18,-128.90 76.35 80
5 03/20/2020 09:40:05 -0.31,-128.21 -1.19,-124.37 437.59 80
6 03/21/2020 22:02:01 0.30,-128.20 -0.02,-129.67 166.85 80
7 03/22/2020 21:45:57 0.30,-128.19 0.99,-125.14 347.30 80
8 03/24/2020 10:07:44 -0.29,-128.13 0.22,-130.40 259.25 80
9 03/25/2020 09:46:20 -0.30,-128.10 -0.79,-125.87 254.29 80
10 03/26/2020 22:10:56 0.28,-128.09 -0.41,-131.17 351.27 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/13/2020
SNOs_Map_GOES-15_NPP_20200314.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/13/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service