Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 8 26.  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)
 08/26/2021   15:27:59   (   0.12,-128.26) (  -0.48,-125.77)  285.33                80
 08/29/2021   03:46:08   (  -0.06,-128.26) (  -0.60,-130.70)  277.40                80
 08/30/2021   03:37:02   (  -0.07,-128.26) (   0.01,-127.82)   50.46                80
 08/31/2021   03:25:16   (  -0.09,-128.26) (   0.68,-124.94)  378.08                80
 09/02/2021   15:43:26   (   0.03,-128.24) (   0.44,-129.88)  187.58                80
 09/03/2021   15:34:21   (   0.04,-128.23) (  -0.23,-127.01)  139.65                80
 09/04/2021   15:22:35   (   0.05,-128.22) (  -0.90,-124.14)  466.88                80
 09/06/2021   03:52:29   (   0.02,-128.22) (  -0.87,-131.93)  424.60                80
 09/07/2021   03:40:43   (   0.01,-128.21) (  -0.20,-129.06)   97.78                80
 09/08/2021   03:31:38   (  -0.00,-128.20) (   0.47,-126.19)  228.90                80