Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 6 20.  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)
 06/22/2020   06:19:48   (  -0.08,-127.87) (  -0.94,-131.88)  456.33                80
 06/23/2020   05:56:27   (  -0.08,-127.89) (   0.13,-126.87)  115.97                80
 06/24/2020   18:15:19   (   0.07,-127.94) (   0.82,-131.45)  398.72                80
 06/25/2020   17:57:19   (   0.07,-127.97) (  -0.25,-126.44)  173.78                80
 06/27/2020   06:16:19   (  -0.06,-128.01) (  -0.74,-131.04)  345.77                80
 06/28/2020   05:53:00   (  -0.06,-128.03) (   0.39,-126.05)  226.10                80
 06/29/2020   18:11:51   (   0.06,-128.07) (   0.62,-130.61)  289.64                80
 06/30/2020   17:53:52   (   0.06,-128.10) (  -0.51,-125.62)  282.43                80
 07/02/2020   06:12:51   (  -0.05,-128.13) (  -0.53,-130.21)  237.42                80
 07/03/2020   05:49:31   (  -0.06,-128.15) (   0.60,-125.22)  333.77                80
 07/04/2020   18:08:23   (   0.05,-128.17) (   0.42,-129.78)  183.53                80