Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 4 23.  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)
 04/24/2021   03:31:26   (  -0.10,-127.66) (  -1.07,-131.92)  486.13                80
 04/25/2021   03:19:42   (  -0.10,-127.62) (  -0.45,-129.04)  163.21                80
 04/26/2021   03:10:39   (  -0.10,-127.58) (   0.23,-126.18)  159.59                80
 04/27/2021   02:58:55   (  -0.10,-127.54) (   0.91,-123.32)  482.19                80
 04/28/2021   15:28:52   (   0.09,-127.58) (   0.92,-131.12)  404.66                80
 04/29/2021   15:17:09   (   0.09,-127.54) (   0.24,-128.26)   82.64                80
 04/30/2021   15:08:04   (   0.09,-127.49) (  -0.38,-125.39)  239.28                80
 05/03/2021   03:26:15   (  -0.08,-127.26) (  -0.81,-130.31)  348.94                80
 05/04/2021   03:14:32   (  -0.08,-127.21) (  -0.13,-127.45)   27.19                80
 05/05/2021   03:05:27   (  -0.08,-127.16) (   0.49,-124.58)  294.62                80