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: 8/10/2021
Index Date Time (GOES-15) GOES-15 Lat,Lon NPP Lat,Lon Distance(km) Time Diff (sec)
1 08/10/2021 21:56:33 0.19,-128.06 0.15,-128.23 19.59 80
2 08/11/2021 21:40:28 0.18,-128.07 1.14,-123.69 498.80 80
3 08/13/2021 09:59:37 -0.20,-128.19 -0.01,-128.97 89.24 80
4 08/14/2021 09:43:34 -0.19,-128.21 -1.06,-124.45 428.90 80
5 08/15/2021 22:02:51 0.22,-128.13 -0.13,-129.76 184.55 80
6 08/16/2021 21:46:47 0.21,-128.14 0.86,-125.22 332.83 80
7 08/18/2021 10:05:56 -0.23,-128.25 0.27,-130.50 257.05 80
8 08/19/2021 09:49:52 -0.23,-128.26 -0.72,-125.97 260.15 80
9 08/20/2021 22:09:09 0.25,-128.17 -0.47,-131.27 353.91 80
10 08/21/2021 21:53:05 0.24,-128.18 0.58,-126.75 163.11 80
11 08/23/2021 10:12:14 -0.26,-128.28 0.61,-132.02 427.38 80

Figure of GOES-15 and NPP satellite orbits during SNOs since TLE Epoch: 8/10/2021
SNOs_Map_GOES-15_NPP_20210810.jpg

Download SNOs between GOES-15 and NPP since TLE EPOCH: 08/10/2021 in txt file.

Historical Predications of SNOs between GOES-15 and NPP