Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 1.  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)
 08/01/2021   15:20:40   (  -0.21,-127.90) (  -0.88,-124.97)  334.39                80
 08/04/2021   03:41:34   (   0.19,-127.96) (  -0.26,-129.92)  223.14                80
 08/05/2021   03:27:08   (   0.20,-127.98) (   0.40,-127.04)  106.52                80
 08/06/2021   03:15:24   (   0.21,-128.00) (   1.12,-124.19)  436.05                80
 08/07/2021   15:47:54   (  -0.19,-128.03) (   0.72,-131.96)  448.77                80
 08/08/2021   15:36:10   (  -0.20,-128.05) (   0.02,-129.10)  119.27                80
 08/09/2021   15:27:04   (  -0.21,-128.07) (  -0.62,-126.22)  210.20                80
 08/12/2021   03:47:56   (   0.20,-128.12) (  -0.51,-131.16)  346.79                80
 08/13/2021   03:36:10   (   0.20,-128.14) (   0.15,-128.29)   17.91                80
 08/14/2021   03:21:45   (   0.21,-128.15) (   0.82,-125.42)  310.83                80