Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2019 9 8.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-20 Lat/Lon    Distance(km)  Time Diff(sec)
 09/08/2019   22:09:23   (  -0.36,-128.23) (   0.00,-131.19)  331.62                 0
 09/09/2019   21:51:43   (  -0.36,-128.21) (   0.06,-126.45)  201.55                80
 09/11/2019   10:13:31   (   0.35,-128.21) (   1.11,-131.72)  399.88                80
 09/12/2019   09:52:07   (   0.35,-128.18) (   0.11,-127.19)  113.65                80
 09/13/2019   22:14:03   (  -0.34,-128.11) (  -1.35,-132.48)  498.83                80
 09/14/2019   21:58:00   (  -0.34,-128.09) (  -0.29,-127.97)   15.38                80
 09/17/2019   10:01:03   (   0.34,-128.06) (   0.46,-128.71)   72.99                80
 09/18/2019   09:39:39   (   0.34,-128.03) (  -0.54,-124.18)  440.10                80
 09/19/2019   22:01:35   (  -0.33,-127.95) (  -0.68,-129.47)  173.91                80
 09/20/2019   21:45:31   (  -0.34,-127.92) (   0.32,-124.94)  339.03                80
 09/22/2019   10:04:39   (   0.32,-127.91) (   0.86,-130.22)  263.69                80