Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 8 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)
 08/10/2021   10:05:47   (  -0.20,-128.14) (   0.32,-130.60)  279.45                80
 08/11/2021   09:49:42   (  -0.19,-128.16) (  -0.64,-126.06)  239.21                80
 08/12/2021   22:08:58   (   0.21,-128.09) (  -0.54,-131.36)  373.28                80
 08/13/2021   21:52:53   (   0.20,-128.10) (   0.49,-126.84)  144.86                80
 08/15/2021   10:12:02   (  -0.22,-128.22) (   0.65,-132.11)  444.10                80
 08/16/2021   09:55:57   (  -0.21,-128.23) (  -0.38,-127.59)   73.67                80
 08/18/2021   21:56:28   (   0.23,-128.15) (   0.17,-128.35)   22.97                80
 08/19/2021   21:40:24   (   0.22,-128.16) (   1.20,-123.82)  494.12                80
 08/21/2021   09:59:32   (  -0.24,-128.26) (  -0.06,-129.10)   96.20                80
 08/22/2021   09:43:28   (  -0.24,-128.27) (  -1.09,-124.58)  421.09                80