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: 7/10/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 07/10/2021 21:40:05 0.03,-127.91 1.03,-123.61 490.09 80
2 07/12/2021 09:59:14 -0.05,-127.93 0.13,-128.89 108.73 80
3 07/13/2021 09:43:10 -0.04,-127.89 -0.84,-124.35 403.69 80
4 07/14/2021 22:02:27 0.06,-127.76 -0.35,-129.66 216.39 80
5 07/15/2021 21:46:22 0.05,-127.72 0.63,-125.12 295.93 80
6 07/17/2021 10:05:32 -0.07,-127.74 0.53,-130.40 303.32 80
7 07/18/2021 09:49:27 -0.06,-127.70 -0.45,-125.86 208.43 80
8 07/19/2021 22:08:45 0.08,-127.55 -0.74,-131.17 413.24 80
9 07/20/2021 21:52:41 0.08,-127.50 0.30,-126.64 98.10 80
10 07/23/2021 09:55:46 -0.09,-127.46 -0.12,-127.38 8.49 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 7/10/2021
SNOs_Map_GOES-15_NPP_20210710.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 07/10/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP