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: 3/16/2020
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 03/16/2020 21:58:26 0.32,-128.30 0.34,-128.16 16.20 80
2 03/19/2020 10:01:29 -0.31,-128.22 -0.13,-128.89 77.37 80
3 03/20/2020 09:40:04 -0.31,-128.19 -1.14,-124.36 436.43 80
4 03/21/2020 22:02:02 0.30,-128.20 -0.01,-129.67 167.75 80
5 03/22/2020 21:45:57 0.30,-128.17 1.01,-125.14 346.25 80
6 03/24/2020 10:07:44 -0.29,-128.11 0.21,-130.40 261.16 80
7 03/25/2020 09:46:20 -0.30,-128.08 -0.81,-125.87 252.21 80
8 03/26/2020 22:10:56 0.28,-128.07 -0.40,-131.17 353.07 80
9 03/27/2020 21:52:12 0.29,-128.05 0.61,-126.64 160.34 80
10 03/29/2020 10:13:59 -0.27,-127.98 0.60,-131.91 447.46 80
11 03/30/2020 09:52:35 -0.28,-127.94 -0.42,-127.38 65.06 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 3/16/2020
SNOs_Map_GOES-15_NPP_20200317.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 03/16/2020 in txt file.

Historical Predictions of SNOs between GOES-15 and NPP

NCC Satellite Simultaneous Nadir Overpasses (SNOs) Prediction Service