Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 4 17.  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)
 04/17/2021   03:14:30   (  -0.11,-127.91) (   0.00,-127.80)   17.11                 0
 04/18/2021   03:04:05   (  -0.10,-127.88) (   0.56,-124.91)  337.89                80
 04/20/2021   15:22:18   (   0.10,-127.89) (   0.56,-129.86)  225.02                80
 04/21/2021   15:10:35   (   0.10,-127.85) (  -0.11,-126.99)   97.87                80
 04/22/2021   14:58:51   (   0.10,-127.81) (  -0.78,-124.13)  420.69                80
 04/24/2021   03:31:26   (  -0.10,-127.65) (  -1.12,-131.91)  487.15                80
 04/25/2021   03:19:42   (  -0.10,-127.61) (  -0.44,-129.05)  164.50                80
 04/26/2021   03:10:39   (  -0.10,-127.57) (   0.24,-126.19)  158.02                80
 04/27/2021   02:58:54   (  -0.10,-127.52) (   0.86,-123.31)  480.32                80
 04/28/2021   15:28:53   (   0.09,-127.56) (   0.91,-131.13)  407.51                80
 04/29/2021   15:17:08   (   0.09,-127.51) (   0.29,-128.25)   85.78                80
 04/30/2021   15:08:05   (   0.09,-127.46) (  -0.39,-125.39)  235.89                80