Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2020 12 21.  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)
 12/21/2020   21:55:53   (  -0.09,-128.26) (  -0.06,-128.13)   15.28                80
 12/24/2020   10:01:35   (   0.11,-128.25) (   0.27,-128.86)   69.38                80
 12/25/2020   09:40:12   (   0.09,-128.26) (  -0.80,-124.34)  446.96                80
 12/26/2020   22:04:47   (  -0.14,-128.28) (  -0.47,-129.62)  153.73                80
 12/27/2020   21:43:24   (  -0.11,-128.28) (   0.61,-125.11)  361.94                80
 12/29/2020   10:07:51   (   0.16,-128.25) (   0.61,-130.37)  240.64                80
 12/30/2020   09:46:27   (   0.14,-128.25) (  -0.40,-125.83)  274.79                80
 12/31/2020   22:11:03   (  -0.18,-128.26) (  -0.80,-131.13)  326.85                80
 01/01/2021   21:49:38   (  -0.16,-128.25) (   0.22,-126.60)  187.99                80
 01/03/2021   10:14:06   (   0.20,-128.21) (   1.00,-131.86)  415.98                80