Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2021 11 10.  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)
 11/10/2021   17:50:53   (  -0.29,-128.45) (  -1.12,-124.83)  413.37                80
 11/12/2021   06:09:53   (   0.29,-128.44) (   0.05,-129.42)  111.35                80
 11/13/2021   05:46:33   (   0.29,-128.44) (   1.16,-124.42)  457.42                80
 11/14/2021   18:08:06   (  -0.28,-128.44) (  -0.16,-128.99)   61.94                80
 11/17/2021   06:06:25   (   0.28,-128.43) (   0.21,-128.58)   18.33                80
 11/19/2021   18:01:58   (  -0.27,-128.41) (  -0.32,-128.15)   30.11                80
 11/21/2021   06:23:38   (   0.26,-128.39) (  -0.73,-132.74)  495.39                80
 11/22/2021   06:00:18   (   0.26,-128.38) (   0.38,-127.74)   72.37                80
 11/23/2021   18:21:50   (  -0.24,-128.37) (   0.62,-132.31)  448.92                80