Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-20
TLE Epoch: 2020 12 30.  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)
 12/30/2020   09:46:27   (   0.14,-128.24) (  -0.40,-125.83)  274.08                80
 12/31/2020   22:11:03   (  -0.18,-128.26) (  -0.80,-131.13)  327.14                80
 01/01/2021   21:49:38   (  -0.16,-128.25) (   0.21,-126.60)  187.73                80
 01/03/2021   10:14:06   (   0.20,-128.20) (   1.00,-131.86)  416.62                80
 01/04/2021   09:52:41   (   0.17,-128.19) (  -0.01,-127.33)   98.13                80
 01/06/2021   21:55:53   (  -0.19,-128.19) (  -0.18,-128.10)   10.76                80
 01/09/2021   10:01:36   (   0.22,-128.12) (   0.37,-128.83)   80.38                80
 01/10/2021   09:40:11   (   0.20,-128.10) (  -0.65,-124.30)  433.59                80
 01/11/2021   22:04:48   (  -0.25,-128.10) (  -0.55,-129.60)  169.49                80
 01/12/2021   21:43:23   (  -0.22,-128.08) (   0.47,-125.07)  344.14                80