Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 12 16.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 12/17/2019   18:30:52   (  -0.11,-127.90) (  -0.75,-124.99)  331.66                80
 12/18/2019   06:54:56   (   0.10,-127.89) (  -0.37,-130.18)  259.80                80
 12/20/2019   06:40:04   (   0.10,-127.82) (   0.24,-127.22)   68.48                80
 12/22/2019   06:27:52   (   0.10,-127.74) (   0.86,-124.26)  396.32                80
 12/22/2019   18:51:47   (  -0.09,-127.71) (   0.26,-129.41)  192.74                80
 12/24/2019   18:36:55   (  -0.09,-127.63) (  -0.35,-126.45)  134.55                80
 12/25/2019   07:00:58   (   0.08,-127.61) (  -0.76,-131.64)  456.85                80
 12/26/2019   18:24:43   (  -0.09,-127.54) (  -0.97,-123.49)  461.43                80
 12/27/2019   06:48:45   (   0.07,-127.53) (  -0.20,-128.66)  130.12                80
 12/29/2019   06:33:54   (   0.07,-127.44) (   0.42,-125.70)  196.52                80
 12/29/2019   18:57:48   (  -0.06,-127.40) (   0.70,-130.86)  393.34                80