Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 1 19.  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)
 01/20/2020   06:05:50   (   0.02,-128.44) (  -0.03,-128.54)   12.56                80
 01/22/2020   18:01:24   (  -0.02,-128.41) (  -0.11,-128.12)   33.91                80
 01/24/2020   06:23:05   (   0.01,-128.42) (  -0.93,-132.71)  488.82                80
 01/25/2020   05:59:46   (   0.01,-128.41) (   0.15,-127.71)   79.60                80
 01/26/2020   18:21:18   (  -0.00,-128.39) (   0.85,-132.27)  442.85                80
 01/27/2020   17:57:58   (  -0.00,-128.38) (  -0.23,-127.27)  125.43                80
 01/29/2020   06:19:40   (  -0.01,-128.38) (  -0.80,-131.87)  397.51                80
 01/30/2020   05:56:21   (  -0.01,-128.38) (   0.34,-126.88)  170.66                80
 01/31/2020   18:17:52   (   0.01,-128.34) (   0.73,-131.43)  352.42                80
 02/01/2020   17:54:34   (   0.01,-128.33) (  -0.41,-126.44)  215.25                80