Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 1 7.  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)
 01/09/2021   10:01:36   (   0.22,-128.14) (   0.38,-128.82)   78.39                80
 01/10/2021   09:40:11   (   0.20,-128.12) (  -0.63,-124.29)  435.96                80
 01/11/2021   22:04:48   (  -0.25,-128.14) (  -0.57,-129.59)  165.30                80
 01/12/2021   21:43:23   (  -0.22,-128.12) (   0.45,-125.06)  348.65                80
 01/14/2021   10:07:50   (   0.27,-128.05) (   0.76,-130.32)  258.55                80
 01/15/2021   09:46:26   (   0.24,-128.03) (  -0.26,-125.79)  255.43                80
 01/16/2021   22:11:01   (  -0.29,-128.05) (  -1.00,-131.08)  345.99                80
 01/17/2021   21:49:38   (  -0.26,-128.03) (   0.08,-126.56)  167.92                80
 01/19/2021   10:14:04   (   0.30,-127.95) (   1.18,-131.81)  439.59                80
 01/20/2021   09:52:40   (   0.28,-127.93) (   0.16,-127.28)   74.23                80