Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 3 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 03/14/2021   03:11:36   (  -0.08,-128.36) (   0.00,-128.43)   12.14                 0
 03/15/2021   02:58:32   (  -0.08,-128.37) (   0.60,-125.55)  322.11                80
 03/17/2021   15:21:57   (   0.09,-128.45) (   0.58,-130.45)  228.83                80
 03/18/2021   15:07:35   (   0.08,-128.45) (  -0.12,-127.60)   97.89                80
 03/19/2021   14:55:51   (   0.08,-128.45) (  -0.77,-124.73)  424.47                80
 03/21/2021   03:31:15   (  -0.10,-128.37) (  -1.06,-132.56)  477.86                80
 03/22/2021   03:19:31   (  -0.09,-128.37) (  -0.39,-129.69)  151.42                80
 03/23/2021   03:05:08   (  -0.09,-128.36) (   0.27,-126.83)  174.92                80
 03/25/2021   15:28:36   (   0.10,-128.43) (   0.90,-131.74)  379.26                80
 03/26/2021   15:16:53   (   0.10,-128.42) (   0.19,-128.89)   53.51                80
 03/27/2021   15:02:30   (   0.09,-128.41) (  -0.46,-126.02)  272.13                80