Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 6 25.  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)
 06/26/2019   06:08:40   (   0.14,-128.00) (  -0.18,-129.41)  161.05                80
 06/27/2019   05:45:20   (   0.15,-127.97) (   0.93,-124.42)  404.44                80
 06/28/2019   18:06:52   (  -0.13,-127.98) (   0.08,-128.98)  114.36                80
 06/29/2019   17:43:33   (  -0.15,-127.94) (  -1.02,-123.99)  450.91                80
 07/01/2019   06:05:12   (   0.13,-127.84) (  -0.05,-128.57)   83.65                80
 07/02/2019   05:41:54   (   0.15,-127.80) (   1.11,-123.59)  480.77                80
 07/03/2019   18:03:25   (  -0.13,-127.79) (  -0.05,-128.14)   39.79                80
 07/06/2019   06:01:45   (   0.13,-127.63) (   0.08,-127.72)   11.27                80
 07/08/2019   17:57:18   (  -0.13,-127.57) (  -0.18,-127.29)   31.51                80