Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 6 21.  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   06:19:47   (  -0.08,-127.87) (  -0.95,-131.87)  456.26                80
 06/23/2020   05:56:27   (  -0.08,-127.89) (   0.12,-126.87)  116.09                80
 06/24/2020   18:15:19   (   0.07,-127.94) (   0.83,-131.44)  398.56                80
 06/25/2020   17:57:20   (   0.07,-127.97) (  -0.30,-126.45)  173.98                80
 06/27/2020   06:16:19   (  -0.06,-128.01) (  -0.75,-131.04)  345.50                80
 06/28/2020   05:53:00   (  -0.06,-128.04) (   0.38,-126.05)  226.41                80
 06/29/2020   18:11:51   (   0.06,-128.08) (   0.63,-130.61)  289.28                80
 06/30/2020   17:53:51   (   0.06,-128.10) (  -0.50,-125.62)  282.83                80
 07/02/2020   06:12:51   (  -0.05,-128.14) (  -0.54,-130.21)  236.94                80
 07/03/2020   05:49:31   (  -0.06,-128.16) (   0.59,-125.22)  334.30                80
 07/04/2020   18:08:23   (   0.05,-128.18) (   0.43,-129.78)  182.96                80
 07/05/2020   17:50:23   (   0.05,-128.20) (  -0.71,-124.79)  388.46                80