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: 11/6/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 11/07/2021 09:50:42 0.15,-128.46 -0.39,-125.99 281.15 80
2 11/08/2021 22:10:01 -0.12,-128.45 -0.73,-131.31 325.09 80
3 11/09/2021 21:53:56 -0.14,-128.45 0.21,-126.77 191.09 80
4 11/11/2021 10:13:08 0.10,-128.45 0.89,-132.06 410.73 80
5 11/12/2021 09:57:04 0.12,-128.45 -0.12,-127.53 105.39 80
6 11/14/2021 22:00:19 -0.10,-128.44 -0.05,-128.31 15.13 80
7 11/17/2021 10:00:46 0.09,-128.44 0.20,-129.06 70.65 80
8 11/18/2021 09:44:41 0.10,-128.43 -0.75,-124.52 445.25 80
9 11/19/2021 22:04:00 -0.08,-128.41 -0.42,-129.83 162.08 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 11/6/2021
SNOs_Map_GOES-15_NPP_20211107.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 11/06/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP