Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 6 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2019   05:39:06   (   0.16,-128.18) (   0.14,-128.22)    5.51                80
 06/21/2019   17:34:40   (  -0.17,-128.17) (  -0.23,-127.83)   39.15                80
 06/23/2019   05:56:21   (   0.15,-128.08) (  -0.78,-132.45)  497.31                80
 06/24/2019   05:33:02   (   0.17,-128.05) (   0.29,-127.46)   67.04                80
 06/25/2019   17:54:34   (  -0.15,-128.07) (   0.74,-132.05)  453.89                80
 06/26/2019   17:31:16   (  -0.17,-128.04) (  -0.40,-127.07)  110.52                80
 06/28/2019   05:52:56   (   0.15,-127.94) (  -0.68,-131.68)  426.35                80
 06/29/2019   05:29:37   (   0.16,-127.91) (   0.46,-126.71)  137.35                80
 06/30/2019   17:51:09   (  -0.14,-127.91) (   0.63,-131.28)  385.04                80
 07/01/2019   17:27:50   (  -0.16,-127.87) (  -0.51,-126.31)  178.39                80