Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2021 3 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)
 03/01/2021   15:06:00   (   0.03,-128.28) (  -0.05,-127.87)   46.81                80
 03/02/2021   14:54:18   (   0.03,-128.30) (  -0.75,-125.02)  375.44                80
 03/05/2021   03:18:01   (  -0.05,-128.27) (  -0.43,-129.99)  195.48                80
 03/06/2021   03:03:37   (  -0.04,-128.29) (   0.22,-127.12)  132.78                80
 03/07/2021   02:51:55   (  -0.03,-128.30) (   0.93,-124.27)  460.92                80
 03/08/2021   15:27:03   (   0.06,-128.39) (   0.89,-132.03)  415.48                80
 03/09/2021   15:15:19   (   0.06,-128.40) (   0.24,-129.17)   87.70                80
 03/10/2021   15:00:57   (   0.05,-128.41) (  -0.46,-126.31)  240.04                80
 03/13/2021   03:24:38   (  -0.08,-128.36) (  -0.77,-131.27)  332.69                80
 03/14/2021   03:12:54   (  -0.07,-128.37) (  -0.11,-128.41)    5.68                80