Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 4 16.  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)
 04/16/2021   03:26:25   (  -0.11,-127.94) (   0.00,-130.82)  320.40                 0
 04/17/2021   03:15:49   (  -0.11,-127.91) (  -0.08,-127.78)   14.47                80
 04/18/2021   03:04:05   (  -0.10,-127.88) (   0.60,-124.92)  337.82                80
 04/20/2021   15:22:19   (   0.10,-127.89) (   0.53,-129.86)  225.18                80
 04/21/2021   15:10:34   (   0.10,-127.85) (  -0.08,-126.99)   97.73                80
 04/22/2021   14:58:51   (   0.10,-127.81) (  -0.75,-124.13)  420.51                80
 04/24/2021   03:31:26   (  -0.10,-127.65) (  -1.09,-131.92)  487.31                80
 04/25/2021   03:19:43   (  -0.10,-127.61) (  -0.41,-129.06)  164.71                80
 04/26/2021   03:10:38   (  -0.10,-127.57) (   0.21,-126.18)  157.81                80
 04/27/2021   02:58:55   (  -0.10,-127.52) (   0.89,-123.32)  480.09                80
 04/28/2021   15:28:52   (   0.09,-127.56) (   0.94,-131.12)  407.80                80
 04/29/2021   15:17:09   (   0.09,-127.51) (   0.27,-128.26)   86.04                80