Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 9 8.  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)
 09/08/2021   03:31:38   (  -0.00,-128.21) (   0.47,-126.19)  230.74                80
 09/10/2021   15:49:48   (  -0.05,-128.17) (   0.63,-131.12)  337.19                80
 09/11/2021   15:38:01   (  -0.03,-128.15) (   0.01,-128.24)   10.68                80
 09/12/2021   15:28:56   (  -0.02,-128.14) (  -0.67,-125.37)  316.14                80
 09/15/2021   03:47:03   (   0.07,-128.11) (  -0.45,-130.29)  249.79                80
 09/16/2021   03:37:58   (   0.06,-128.09) (   0.22,-127.42)   75.92                80
 09/17/2021   03:26:12   (   0.05,-128.07) (   0.89,-124.55)  401.66                80
 09/18/2021   15:56:07   (  -0.12,-128.01) (   0.87,-132.36)  495.35                80
 09/19/2021   15:44:20   (  -0.10,-127.99) (   0.24,-129.47)  169.29                80
 09/20/2021   15:35:15   (  -0.10,-127.97) (  -0.44,-126.61)  156.68                80
 09/21/2021   15:23:28   (  -0.08,-127.95) (  -1.07,-123.73)  482.72                80