Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2019 11 23.  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)
 11/23/2019   07:01:06   (   0.19,-128.48) (  -0.50,-131.69)  365.55                80
 11/25/2019   06:48:54   (   0.19,-128.46) (   0.13,-128.73)   31.24                80
 11/27/2019   06:34:02   (   0.19,-128.44) (   0.75,-125.77)  302.59                80
 11/27/2019   18:57:57   (  -0.18,-128.41) (   0.37,-130.92)  285.81                80
 11/29/2019   18:43:35   (  -0.18,-128.38) (  -0.25,-127.96)   47.63                50
 12/01/2019   18:30:53   (  -0.17,-128.35) (  -0.88,-125.00)  380.75                80
 12/02/2019   06:54:56   (   0.16,-128.36) (  -0.23,-130.19)  208.20                80
 12/04/2019   06:40:04   (   0.16,-128.33) (   0.40,-127.23)  124.61                80
 12/04/2019   19:03:59   (  -0.14,-128.30) (   0.72,-132.39)  464.54                80
 12/06/2019   06:27:53   (   0.16,-128.29) (   1.03,-124.28)  457.15                80
 12/06/2019   18:51:47   (  -0.14,-128.26) (   0.09,-129.43)  132.05                80