Simultaneous Nadir Overpasses (SNOs) between GOES-15 and NOAA-19
TLE Epoch: 2020 12 24.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/24/2020   14:47:44   (   0.33,-128.25) (  -0.17,-125.99)  257.36                80
 12/27/2020   03:08:39   (  -0.33,-128.28) (  -0.95,-130.94)  303.39                80
 12/28/2020   02:59:36   (  -0.34,-128.28) (  -0.28,-128.08)   23.15                80
 12/29/2020   02:47:53   (  -0.34,-128.27) (   0.34,-125.21)  349.44                80
 12/31/2020   15:06:09   (   0.35,-128.23) (   0.82,-130.15)  220.56                80
 01/01/2021   14:57:06   (   0.35,-128.22) (   0.13,-127.30)  105.30                80
 01/02/2021   14:45:23   (   0.36,-128.21) (  -0.50,-124.43)  431.05                80
 01/04/2021   03:15:21   (  -0.35,-128.22) (  -1.28,-132.24)  459.13                80
 01/05/2021   03:03:39   (  -0.36,-128.21) (  -0.61,-129.38)  133.66                80
 01/06/2021   02:54:35   (  -0.36,-128.19) (   0.01,-126.51)  191.73                80