Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 15.  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)
 09/17/2020   06:19:01   (  -0.05,-128.26) (  -0.82,-131.82)  405.35                80
 09/18/2020   05:55:41   (  -0.04,-128.28) (   0.27,-126.82)  165.86                80
 09/19/2020   18:17:11   (   0.05,-128.26) (   0.74,-131.38)  354.67                80
 09/20/2020   17:53:52   (   0.04,-128.28) (  -0.40,-126.39)  216.43                80
 09/22/2020   06:15:31   (  -0.05,-128.35) (  -0.64,-130.98)  299.66                80
 09/23/2020   05:52:11   (  -0.05,-128.36) (   0.51,-125.99)  270.92                80
 09/24/2020   18:13:41   (   0.06,-128.34) (   0.56,-130.54)  250.79                80
 09/25/2020   17:50:21   (   0.06,-128.35) (  -0.59,-125.55)  319.67                80
 09/27/2020   06:12:01   (  -0.07,-128.41) (  -0.46,-130.14)  197.01                80
 09/28/2020   05:48:41   (  -0.06,-128.42) (   0.70,-125.15)  373.22                80
 09/29/2020   18:10:10   (   0.07,-128.40) (   0.38,-129.70)  148.96                80