Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 1 13.  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)
 01/14/2021   10:07:50   (   0.27,-128.04) (   0.75,-130.32)  259.29                80
 01/15/2021   09:46:26   (   0.25,-128.02) (  -0.27,-125.79)  254.59                80
 01/16/2021   22:11:01   (  -0.29,-128.04) (  -0.99,-131.08)  346.56                80
 01/17/2021   21:49:38   (  -0.26,-128.02) (   0.08,-126.56)  167.19                80
 01/19/2021   10:14:04   (   0.30,-127.94) (   1.18,-131.81)  441.06                80
 01/20/2021   09:52:40   (   0.28,-127.92) (   0.16,-127.28)   72.62                80
 01/22/2021   21:58:31   (  -0.31,-127.91) (  -0.34,-128.05)   15.61                80
 01/23/2021   21:37:07   (  -0.29,-127.88) (   0.68,-123.52)  497.50                80
 01/25/2021   10:01:34   (   0.33,-127.79) (   0.53,-128.78)  112.15                80
 01/26/2021   09:40:10   (   0.31,-127.76) (  -0.49,-124.25)  400.67                80