Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 2 15.  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)
 02/15/2021   05:52:52   (  -0.11,-127.83) (   0.32,-126.02)  207.02                80
 02/16/2021   18:14:24   (   0.12,-127.96) (   0.69,-130.58)  298.46                80
 02/17/2021   17:51:04   (   0.11,-127.99) (  -0.44,-125.59)  273.94                80
 02/19/2021   06:12:43   (  -0.13,-127.97) (  -0.63,-130.18)  252.13                80
 02/20/2021   05:49:24   (  -0.11,-127.99) (   0.50,-125.18)  319.89                80
 02/21/2021   18:10:55   (   0.12,-128.11) (   0.51,-129.74)  186.93                80
 02/22/2021   17:47:36   (   0.11,-128.13) (  -0.62,-124.75)  384.70                80
 02/24/2021   06:09:15   (  -0.13,-128.09) (  -0.43,-129.34)  142.62                80
 02/25/2021   05:45:56   (  -0.12,-128.12) (   0.70,-124.35)  428.76                80
 02/26/2021   18:07:28   (   0.13,-128.22) (   0.26,-128.92)   79.17                80
 02/27/2021   17:44:09   (   0.12,-128.24) (  -0.86,-123.93)  492.07                80