Simultaneous Nadir Overpasses (SNOs) between GOES-15 and LANDSAT-8
TLE Epoch: 2020 4 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)
 04/07/2020   18:32:46   (   0.29,-127.65) (  -0.27,-124.90)  312.04                80
 04/08/2020   06:54:09   (  -0.29,-127.57) (  -0.85,-130.09)  287.34                80
 04/10/2020   06:39:17   (  -0.29,-127.48) (  -0.24,-127.13)   39.39                80
 04/12/2020   06:27:06   (  -0.28,-127.40) (   0.42,-124.19)  365.24                80
 04/12/2020   18:48:21   (   0.29,-127.43) (   0.70,-129.34)  217.20                80
 04/14/2020   18:38:50   (   0.28,-127.34) (   0.06,-126.39)  108.09                80
 04/15/2020   07:00:14   (  -0.28,-127.26) (  -1.18,-131.58)  491.40                80
 04/16/2020   18:26:38   (   0.27,-127.24) (  -0.51,-123.43)  433.15                80
 04/17/2020   06:48:02   (  -0.27,-127.16) (  -0.61,-128.62)  166.48                80
 04/19/2020   06:33:11   (  -0.27,-127.07) (   0.01,-125.67)  158.41                80
 04/19/2020   18:54:27   (   0.27,-127.10) (   1.07,-130.83)  424.87                80