Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 3 9.  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)
 03/09/2021   15:15:19   (   0.07,-128.40) (   0.26,-129.16)   87.82                80
 03/10/2021   15:00:57   (   0.06,-128.40) (  -0.45,-126.31)  239.76                80
 03/13/2021   03:24:37   (  -0.08,-128.35) (  -0.79,-131.26)  332.92                80
 03/14/2021   03:10:15   (  -0.08,-128.36) (  -0.07,-128.41)    5.59                80
 03/15/2021   02:58:31   (  -0.07,-128.37) (   0.60,-125.55)  322.78                80
 03/17/2021   15:21:58   (   0.09,-128.47) (   0.54,-130.46)  227.42                80
 03/18/2021   15:07:35   (   0.08,-128.47) (  -0.11,-127.60)   99.54                80
 03/19/2021   14:55:52   (   0.07,-128.47) (  -0.82,-124.74)  426.36                80
 03/21/2021   03:31:15   (  -0.09,-128.39) (  -1.07,-132.56)  475.64                80
 03/22/2021   03:19:31   (  -0.09,-128.39) (  -0.40,-129.69)  148.94                80