Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 11 23.  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)
 11/25/2021   09:58:46   (   0.06,-128.30) (   0.16,-128.87)   65.22                80
 11/26/2021   09:42:39   (   0.07,-128.28) (  -0.79,-124.32)  449.72                80
 11/27/2021   22:01:55   (  -0.04,-128.25) (  -0.38,-129.63)  157.55                80
 11/28/2021   21:45:49   (  -0.05,-128.23) (   0.63,-125.09)  357.36                80
 11/30/2021   10:04:56   (   0.02,-128.19) (   0.51,-130.36)  247.45                80
 12/01/2021   09:48:51   (   0.04,-128.16) (  -0.51,-125.83)  266.96                80
 12/02/2021   22:08:06   (  -0.02,-128.12) (  -0.66,-131.13)  341.62                80
 12/03/2021   21:52:00   (  -0.03,-128.09) (   0.30,-126.58)  172.43                80
 12/05/2021   10:11:07   (   0.01,-128.04) (   0.84,-131.85)  433.52                80
 12/06/2021   09:55:01   (   0.02,-128.01) (  -0.11,-127.30)   79.89                80