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: 9/27/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 09/27/2021 21:56:43 -0.35,-127.63 -0.48,-128.11 55.25 80
2 09/28/2021 21:40:38 -0.36,-127.59 0.52,-123.57 456.90 80
3 09/30/2021 09:59:47 0.34,-127.55 0.65,-128.85 148.38 80
4 10/01/2021 09:43:42 0.34,-127.50 -0.36,-124.31 363.57 80
5 10/02/2021 22:03:00 -0.32,-127.41 -0.79,-129.62 251.41 80
6 10/03/2021 21:46:54 -0.33,-127.37 0.16,-125.08 260.28 80
7 10/05/2021 10:06:02 0.30,-127.32 1.01,-130.35 346.00 80
8 10/06/2021 09:49:58 0.31,-127.27 -0.00,-125.82 165.65 80
9 10/07/2021 22:09:14 -0.29,-127.18 -1.20,-131.11 449.69 80
10 10/08/2021 21:53:10 -0.30,-127.12 -0.19,-126.58 61.39 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 9/27/2021
SNOs_Map_GOES-15_NPP_20210927.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 09/27/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP