Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 6 12.  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)
 06/12/2019   17:20:51   (  -0.17,-128.35) (  -1.08,-124.37)  454.32                80
 06/14/2019   05:42:31   (   0.16,-128.28) (   0.00,-128.98)   79.65                80
 06/15/2019   05:19:12   (   0.17,-128.27) (   1.14,-124.01)  485.86                80
 06/16/2019   17:40:45   (  -0.16,-128.29) (  -0.09,-128.59)   34.52                80
 06/19/2019   05:39:07   (   0.16,-128.19) (   0.16,-128.23)    3.84                80
 06/21/2019   17:34:40   (  -0.17,-128.18) (  -0.25,-127.83)   39.88                80
 06/23/2019   05:56:21   (   0.15,-128.11) (  -0.82,-132.45)  494.67                80
 06/24/2019   05:33:02   (   0.17,-128.08) (   0.31,-127.47)   69.97                80
 06/25/2019   17:54:34   (  -0.15,-128.09) (   0.72,-132.05)  451.95                80