Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2021 12 29.  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)
 12/29/2021   22:01:27   (   0.04,-128.11) (  -0.24,-129.49)  157.00                80
 12/30/2021   21:45:20   (   0.03,-128.13) (   0.73,-124.95)  362.81                80
 01/01/2022   10:04:26   (  -0.04,-128.16) (   0.44,-130.21)  233.40                80
 01/02/2022   09:48:21   (  -0.03,-128.18) (  -0.59,-125.67)  285.84                80
 01/03/2022   22:07:36   (   0.04,-128.21) (  -0.56,-130.98)  315.23                80
 01/04/2022   21:51:30   (   0.04,-128.22) (   0.41,-126.43)  203.88                80
 01/06/2022   10:10:36   (  -0.05,-128.25) (   0.75,-131.69)  392.77                80
 01/07/2022   09:54:31   (  -0.04,-128.27) (  -0.28,-127.16)  126.29                80
 01/08/2022   22:13:46   (   0.05,-128.30) (  -0.86,-132.46)  474.83                80
 01/09/2022   21:57:39   (   0.05,-128.31) (   0.11,-127.92)   44.30                80