Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 4 29.  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)
 04/29/2021   15:17:09   (   0.09,-127.55) (   0.23,-128.26)   81.34                80
 04/30/2021   15:08:05   (   0.09,-127.50) (  -0.40,-125.39)  240.79                80
 05/03/2021   03:26:15   (  -0.08,-127.27) (  -0.80,-130.31)  347.71                80
 05/04/2021   03:14:32   (  -0.08,-127.22) (  -0.11,-127.45)   25.80                80
 05/05/2021   03:05:27   (  -0.08,-127.18) (   0.51,-124.58)  296.28                80
 05/07/2021   15:23:41   (   0.08,-127.17) (   0.60,-129.52)  268.20                80
 05/08/2021   15:14:37   (   0.08,-127.12) (  -0.03,-126.65)   53.81                80
 05/09/2021   15:02:52   (   0.08,-127.08) (  -0.66,-123.78)  375.72                80
 05/12/2021   03:21:04   (  -0.07,-126.83) (  -0.50,-128.71)  214.10                80