Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 2 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 02/12/2021   16:39:41   (   0.04,-127.88) (  -0.53,-125.45)  277.37                80
 02/14/2021   05:01:20   (  -0.06,-128.00) (  -0.55,-130.08)  237.63                80
 02/15/2021   04:38:02   (  -0.04,-128.10) (   0.62,-125.11)  340.81                80
 02/16/2021   16:59:34   (   0.07,-128.32) (   0.36,-129.72)  159.15                80
 02/17/2021   16:36:15   (   0.05,-128.43) (  -0.75,-124.74)  418.93                80
 02/19/2021   04:57:55   (  -0.07,-128.53) (  -0.26,-129.38)   96.95                80
 02/20/2021   04:34:36   (  -0.05,-128.63) (   0.85,-124.41)  480.76                80
 02/21/2021   16:56:08   (   0.07,-128.84) (   0.14,-129.01)   20.68                80
 02/24/2021   04:51:50   (  -0.07,-129.03) (   0.03,-128.69)   39.76                80
 02/25/2021   17:13:22   (   0.09,-129.23) (   0.96,-133.29)  462.51                80