Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 12.  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)
 09/13/2020   05:59:11   (  -0.03,-128.16) (   0.11,-127.66)   58.06                80
 09/14/2020   18:20:41   (   0.04,-128.16) (   0.97,-132.21)  461.79                80
 09/15/2020   17:57:21   (   0.03,-128.18) (  -0.18,-127.22)  109.63                80
 09/17/2020   06:19:01   (  -0.04,-128.25) (  -0.81,-131.82)  406.16                80
 09/18/2020   05:55:41   (  -0.03,-128.27) (   0.28,-126.82)  164.85                80
 09/19/2020   18:17:11   (   0.05,-128.26) (   0.73,-131.38)  355.81                80
 09/20/2020   17:53:51   (   0.04,-128.27) (  -0.36,-126.38)  215.11                80
 09/22/2020   06:15:31   (  -0.05,-128.34) (  -0.63,-130.98)  301.42                80
 09/23/2020   05:52:11   (  -0.05,-128.35) (   0.46,-125.98)  268.97                80
 09/24/2020   18:13:41   (   0.06,-128.32) (   0.56,-130.54)  252.89                80
 09/25/2020   17:50:21   (   0.05,-128.33) (  -0.59,-125.55)  317.38                80