Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 7 11.  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)
 07/12/2020   06:05:55   (  -0.02,-128.32) (  -0.05,-128.56)   26.69                80
 07/14/2020   18:04:07   (   0.02,-128.36) (  -0.06,-128.13)   26.56                80
 07/16/2020   06:23:06   (  -0.02,-128.37) (  -0.97,-132.72)  495.51                80
 07/17/2020   05:59:46   (  -0.02,-128.38) (   0.11,-127.72)   74.28                80
 07/18/2020   18:18:37   (   0.02,-128.38) (   0.91,-132.28)  445.07                80
 07/19/2020   18:00:38   (   0.02,-128.38) (  -0.22,-127.29)  124.66                80
 07/21/2020   06:19:37   (  -0.02,-128.39) (  -0.80,-131.88)  398.19                80
 07/22/2020   05:56:17   (  -0.02,-128.39) (   0.33,-126.89)  170.57                80
 07/23/2020   18:15:09   (   0.01,-128.38) (   0.69,-131.45)  350.39                80
 07/24/2020   17:57:09   (   0.01,-128.38) (  -0.45,-126.46)  218.72                80