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: 2/8/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 02/08/2021 09:46:02 0.40,-127.47 0.01,-125.68 203.79 80
2 02/09/2021 22:10:38 -0.44,-127.57 -1.19,-130.99 389.33 80
3 02/10/2021 21:49:14 -0.42,-127.61 -0.16,-126.46 131.24 80
4 02/12/2021 10:13:41 0.45,-127.64 1.37,-131.72 465.35 80
5 02/13/2021 09:52:17 0.44,-127.68 0.34,-127.20 55.15 80
6 02/15/2021 21:58:08 -0.45,-127.82 -0.49,-127.97 17.77 80
7 02/18/2021 10:01:11 0.46,-127.88 0.67,-128.71 94.67 80
8 02/19/2021 09:39:47 0.45,-127.92 -0.36,-124.18 425.38 80
9 02/20/2021 22:04:23 -0.48,-128.00 -0.81,-129.49 169.28 80
10 02/21/2021 21:42:59 -0.47,-128.04 0.22,-124.96 350.48 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 2/8/2021
SNOs_Map_GOES-15_NPP_20210208.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 02/08/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP