Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 4 8.  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)
 04/08/2020   06:54:09   (  -0.29,-127.57) (  -0.85,-130.09)  287.52                80
 04/10/2020   06:39:17   (  -0.29,-127.48) (  -0.24,-127.13)   39.23                80
 04/12/2020   06:27:06   (  -0.28,-127.39) (   0.41,-124.19)  364.98                80
 04/12/2020   18:48:21   (   0.29,-127.43) (   0.72,-129.34)  217.17                80
 04/14/2020   18:38:50   (   0.28,-127.34) (   0.08,-126.39)  108.08                80
 04/15/2020   07:00:14   (  -0.28,-127.26) (  -1.21,-131.58)  491.74                80
 04/16/2020   18:26:39   (   0.27,-127.25) (  -0.54,-123.44)  433.09                80
 04/17/2020   06:48:03   (  -0.27,-127.16) (  -0.58,-128.63)  166.84                80
 04/19/2020   06:33:12   (  -0.27,-127.06) (   0.03,-125.68)  157.93                80
 04/19/2020   18:54:28   (   0.27,-127.10) (   1.06,-130.84)  425.03                80
 04/21/2020   06:21:01   (  -0.27,-126.97) (   0.62,-122.72)  482.44                80
 04/21/2020   18:42:17   (   0.27,-127.00) (   0.46,-127.88)  100.60                80