Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 1 4.  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)
 01/04/2021   09:52:41   (   0.17,-128.20) (   0.01,-127.32)   98.65                80
 01/06/2021   21:57:15   (  -0.20,-128.21) (  -0.20,-128.09)   13.07                 2
 01/09/2021   10:01:36   (   0.22,-128.14) (   0.39,-128.82)   78.62                80
 01/10/2021   09:40:11   (   0.20,-128.12) (  -0.63,-124.29)  435.62                80
 01/11/2021   22:04:47   (  -0.25,-128.13) (  -0.57,-129.59)  166.28                80
 01/12/2021   21:43:23   (  -0.22,-128.11) (   0.45,-125.06)  347.58                80
 01/14/2021   10:07:50   (   0.27,-128.04) (   0.76,-130.32)  259.30                80
 01/15/2021   09:46:26   (   0.24,-128.02) (  -0.26,-125.79)  254.57                80
 01/16/2021   22:11:01   (  -0.29,-128.03) (  -1.00,-131.08)  347.53                80
 01/17/2021   21:49:38   (  -0.26,-128.02) (   0.08,-126.56)  166.30                80