Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 7 13.  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)
 07/14/2020   18:04:06   (   0.02,-128.36) (  -0.01,-128.12)   26.62                80
 07/16/2020   06:23:06   (  -0.01,-128.37) (  -0.96,-132.73)  495.49                80
 07/17/2020   05:59:46   (  -0.02,-128.38) (   0.12,-127.72)   74.30                80
 07/18/2020   18:18:37   (   0.02,-128.38) (   0.91,-132.28)  445.03                80
 07/19/2020   18:00:38   (   0.02,-128.38) (  -0.23,-127.29)  124.70                80
 07/21/2020   06:19:37   (  -0.02,-128.39) (  -0.79,-131.89)  398.17                80
 07/22/2020   05:56:18   (  -0.02,-128.39) (   0.34,-126.89)  170.62                80
 07/23/2020   18:15:09   (   0.01,-128.38) (   0.68,-131.46)  350.34                80
 07/24/2020   17:57:08   (   0.01,-128.38) (  -0.39,-126.45)  218.74                80
 07/26/2020   06:16:08   (  -0.01,-128.38) (  -0.63,-131.05)  304.29                80
 07/27/2020   05:52:48   (  -0.01,-128.37) (   0.51,-126.05)  264.14                80