Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 6 14.  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)
 06/14/2021   22:15:09   (  -0.04,-128.42) (  -1.00,-132.79)  498.57                80
 06/15/2021   21:59:05   (  -0.04,-128.41) (   0.02,-128.27)   17.49                80
 06/18/2021   09:59:28   (   0.04,-128.47) (   0.18,-129.00)   61.06                80
 06/19/2021   09:40:43   (   0.05,-128.46) (  -0.83,-124.47)  454.07                80
 06/20/2021   22:02:40   (  -0.04,-128.36) (  -0.37,-129.77)  161.85                80
 06/21/2021   21:46:35   (  -0.04,-128.34) (   0.65,-125.24)  353.04                80
 06/23/2021   10:05:43   (   0.03,-128.40) (   0.51,-130.52)  241.93                80
 06/24/2021   09:49:39   (   0.03,-128.38) (  -0.50,-125.99)  272.22                80
 06/25/2021   22:08:55   (  -0.02,-128.26) (  -0.69,-131.29)  345.54                80
 06/26/2021   21:52:51   (  -0.03,-128.24) (   0.33,-126.76)  168.79                80