Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2020 1 4.  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)
 01/05/2020   18:15:06   (  -0.05,-128.34) (   0.45,-130.66)  263.32                80
 01/06/2020   17:51:34   (  -0.06,-128.35) (  -0.65,-125.61)  312.56                80
 01/08/2020   06:12:59   (   0.05,-128.40) (  -0.32,-130.14)  197.81                80
 01/09/2020   05:49:27   (   0.06,-128.41) (   0.77,-125.09)  377.46                80
 01/10/2020   18:10:40   (  -0.05,-128.38) (   0.20,-129.58)  135.47                80
 01/11/2020   17:47:09   (  -0.05,-128.39) (  -0.90,-124.53)  439.54                80
 01/13/2020   06:08:32   (   0.04,-128.42) (  -0.13,-129.05)   71.96                80
 01/15/2020   18:06:14   (  -0.03,-128.39) (   0.01,-128.48)   11.13                80
 01/18/2020   06:01:27   (   0.03,-128.42) (   0.13,-127.97)   51.57                80