Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 6 2.  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)
 06/02/2021   04:23:50   (   0.05,-128.41) (   0.94,-124.24)  474.78                80
 06/03/2021   16:42:42   (  -0.06,-128.49) (   0.03,-128.85)   41.13                80
 06/06/2021   04:43:43   (   0.06,-128.45) (   0.08,-128.52)    7.55                80
 06/08/2021   16:41:55   (  -0.07,-128.52) (  -0.16,-128.14)   42.93                80
 06/10/2021   05:00:55   (   0.08,-128.47) (  -0.84,-132.79)  490.75                80
 06/11/2021   04:37:34   (   0.07,-128.46) (   0.22,-127.80)   75.71                80
 06/12/2021   16:56:27   (  -0.08,-128.51) (   0.75,-132.41)  444.10                80
 06/13/2021   16:38:26   (  -0.08,-128.51) (  -0.31,-127.43)  122.69                80
 06/15/2021   04:57:27   (   0.09,-128.45) (  -0.69,-132.07)  411.32                80