Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 12 7.  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)
 12/08/2019   18:37:00   (  -0.15,-128.18) (  -0.50,-126.48)  192.99                80
 12/09/2019   07:01:04   (   0.13,-128.18) (  -0.62,-131.67)  396.76                80
 12/11/2019   06:48:52   (   0.13,-128.13) (  -0.02,-128.71)   66.97                80
 12/13/2019   06:34:01   (   0.13,-128.06) (   0.64,-125.76)  262.18                80
 12/13/2019   18:57:56   (  -0.12,-128.02) (   0.48,-130.91)  327.80                80
 12/15/2019   18:43:04   (  -0.12,-127.95) (  -0.12,-127.95)    0.96                80
 12/17/2019   18:30:52   (  -0.11,-127.87) (  -0.73,-124.99)  328.47                80
 12/18/2019   06:54:55   (   0.10,-127.87) (  -0.38,-130.18)  261.53                80
 12/20/2019   06:40:04   (   0.10,-127.79) (   0.23,-127.21)   65.99                80