Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 1 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 01/22/2020   18:01:24   (  -0.02,-128.41) (  -0.10,-128.12)   33.59                80
 01/24/2020   06:23:05   (   0.01,-128.41) (  -0.93,-132.71)  489.20                80
 01/25/2020   05:59:45   (   0.01,-128.41) (   0.15,-127.71)   79.16                80
 01/26/2020   18:21:18   (  -0.00,-128.38) (   0.86,-132.27)  443.45                80
 01/27/2020   17:57:58   (   0.00,-128.37) (  -0.22,-127.27)  124.74                80
 01/29/2020   06:17:00   (  -0.01,-128.38) (  -0.81,-131.87)  398.36                80
 01/30/2020   05:56:21   (  -0.01,-128.37) (   0.33,-126.88)  169.73                80
 01/31/2020   18:17:52   (   0.01,-128.33) (   0.73,-131.43)  353.48                80
 02/01/2020   17:54:34   (   0.01,-128.32) (  -0.40,-126.44)  214.10                80
 02/03/2020   06:13:35   (  -0.01,-128.32) (  -0.62,-131.04)  310.22                80