Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 3 9.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 03/09/2021   05:51:01   (  -0.14,-128.31) (   0.58,-125.18)  357.31                80
 03/10/2021   18:12:33   (   0.15,-128.42) (   0.44,-129.74)  151.19                80
 03/11/2021   17:49:13   (   0.14,-128.43) (  -0.66,-124.75)  418.91                80
 03/13/2021   06:10:53   (  -0.15,-128.35) (  -0.37,-129.34)  112.50                80
 03/14/2021   05:47:33   (  -0.15,-128.36) (   0.74,-124.34)  457.47                80
 03/15/2021   18:06:27   (   0.15,-128.46) (   0.23,-128.92)   51.42                80
 03/18/2021   06:07:25   (  -0.15,-128.39) (  -0.20,-128.50)   14.00                80
 03/20/2021   18:05:39   (   0.14,-128.48) (   0.06,-128.08)   45.37                80
 03/22/2021   06:24:38   (  -0.14,-128.39) (  -1.09,-132.67)  487.51                80