Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 6 7.  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)
 06/08/2021   16:41:55   (  -0.07,-128.51) (  -0.16,-128.14)   41.78                80
 06/10/2021   05:00:55   (   0.08,-128.46) (  -0.84,-132.78)  491.75                80
 06/11/2021   04:37:34   (   0.08,-128.45) (   0.22,-127.80)   74.50                80
 06/12/2021   16:56:27   (  -0.09,-128.49) (   0.75,-132.41)  446.03                80
 06/13/2021   16:38:26   (  -0.09,-128.49) (  -0.31,-127.42)  120.53                80
 06/15/2021   04:57:27   (   0.10,-128.43) (  -0.69,-132.07)  413.38                80
 06/16/2021   04:34:06   (   0.10,-128.42) (   0.37,-127.08)  152.29                80
 06/17/2021   16:52:58   (  -0.10,-128.45) (   0.60,-131.69)  369.69                80
 06/18/2021   16:34:58   (  -0.10,-128.44) (  -0.46,-126.71)  196.48                80
 06/20/2021   04:53:58   (   0.11,-128.39) (  -0.53,-131.35)  337.40                80