Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 5 30.  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)
 05/30/2020   05:53:09   (  -0.16,-128.12) (   0.32,-126.05)  235.95                80
 05/31/2020   18:12:00   (   0.15,-128.13) (   0.68,-130.62)  282.61                80
 06/01/2020   17:54:00   (   0.16,-128.11) (  -0.39,-125.61)  284.76                80
 06/03/2020   06:13:00   (  -0.15,-128.05) (  -0.64,-130.21)  246.75                80
 06/04/2020   05:49:41   (  -0.15,-128.02) (   0.49,-125.22)  319.94                80
 06/05/2020   18:08:32   (   0.14,-128.02) (   0.51,-129.78)  200.03                80
 06/06/2020   17:50:32   (   0.14,-128.00) (  -0.55,-124.78)  366.58                80
 06/08/2020   06:09:32   (  -0.13,-127.92) (  -0.46,-129.37)  165.61                80
 06/09/2020   05:46:12   (  -0.13,-127.89) (   0.66,-124.38)  400.48                80
 06/10/2020   18:05:04   (   0.12,-127.88) (   0.34,-128.94)  120.48                80
 06/11/2020   17:47:03   (   0.12,-127.86) (  -0.73,-123.94)  445.92                80