Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2020 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)
 12/29/2020   10:07:50   (   0.16,-128.24) (   0.66,-130.35)  241.27                80
 12/30/2020   09:46:27   (   0.14,-128.24) (  -0.42,-125.84)  274.08                80
 12/31/2020   22:11:02   (  -0.18,-128.26) (  -0.85,-131.12)  327.33                80
 01/01/2021   21:49:39   (  -0.16,-128.25) (   0.22,-126.60)  187.51                80
 01/03/2021   10:14:06   (   0.20,-128.20) (   0.99,-131.86)  416.80                80
 01/04/2021   09:52:42   (   0.17,-128.19) (  -0.02,-127.33)   97.92                80
 01/06/2021   21:55:53   (  -0.19,-128.19) (  -0.17,-128.10)   10.35                80
 01/09/2021   10:01:36   (   0.22,-128.12) (   0.36,-128.83)   80.83                80
 01/10/2021   09:40:12   (   0.20,-128.10) (  -0.65,-124.30)  433.11                80
 01/11/2021   22:04:47   (  -0.25,-128.10) (  -0.61,-129.59)  170.14                80