Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2019 12 30.  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)
 12/31/2019   18:19:31   (  -0.06,-128.26) (   0.73,-131.73)  396.05                80
 01/01/2020   17:56:00   (  -0.07,-128.28) (  -0.43,-126.69)  180.52                80
 01/03/2020   06:17:24   (   0.06,-128.34) (  -0.60,-131.21)  327.83                80
 01/04/2020   05:53:53   (   0.07,-128.36) (   0.56,-126.18)  248.33                80
 01/05/2020   18:15:05   (  -0.06,-128.34) (   0.48,-130.65)  263.74                80
 01/06/2020   17:51:35   (  -0.06,-128.35) (  -0.68,-125.61)  312.12                80
 01/08/2020   06:12:58   (   0.05,-128.40) (  -0.35,-130.13)  197.48                80
 01/09/2020   05:49:28   (   0.06,-128.41) (   0.80,-125.10)  377.80                80
 01/10/2020   18:10:40   (  -0.05,-128.38) (   0.23,-129.57)  135.85                80
 01/11/2020   17:47:10   (  -0.05,-128.38) (  -0.92,-124.53)  439.13                80
 01/13/2020   06:08:33   (   0.04,-128.43) (  -0.10,-129.05)   71.58                80