Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2019 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2019   05:58:19   (   0.08,-128.27) (   0.33,-127.26)  115.23                80
 12/31/2019   18:19:31   (  -0.07,-128.26) (   0.71,-131.73)  395.96                80
 01/01/2020   17:56:01   (  -0.07,-128.28) (  -0.44,-126.70)  180.66                80
 01/03/2020   06:17:24   (   0.06,-128.34) (  -0.58,-131.22)  327.55                80
 01/04/2020   05:53:53   (   0.07,-128.36) (   0.57,-126.18)  248.66                80
 01/05/2020   18:15:06   (  -0.06,-128.34) (   0.46,-130.65)  263.43                80
 01/06/2020   17:51:35   (  -0.06,-128.35) (  -0.70,-125.62)  312.47                80
 01/08/2020   06:12:58   (   0.05,-128.41) (  -0.33,-130.14)  196.98                80
 01/09/2020   05:49:28   (   0.06,-128.41) (   0.82,-125.10)  378.35                80
 01/10/2020   18:10:40   (  -0.05,-128.38) (   0.21,-129.57)  135.31                80
 01/11/2020   17:47:10   (  -0.05,-128.39) (  -0.94,-124.54)  439.71                80