Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 6 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)
 06/13/2020   06:06:04   (  -0.11,-127.76) (  -0.27,-128.54)   88.80                80
 06/14/2020   05:42:43   (  -0.11,-127.72) (   0.80,-123.53)  476.79                80
 06/15/2020   18:01:34   (   0.10,-127.72) (   0.20,-128.09)   43.64                80
 06/18/2020   05:59:54   (  -0.10,-127.58) (  -0.14,-127.69)   13.05                80
 06/20/2020   18:00:46   (   0.09,-127.52) (   0.02,-127.26)   29.88                80
 06/23/2020   05:56:26   (  -0.08,-127.37) (   0.06,-126.86)   58.71                80
 06/24/2020   18:15:17   (   0.07,-127.33) (   0.95,-131.42)  465.30                80
 06/25/2020   17:57:17   (   0.07,-127.28) (  -0.12,-126.41)   98.86                80