Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 2 16.  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)
 02/16/2021   16:59:33   (   0.07,-127.95) (   0.45,-129.70)  198.74                80
 02/17/2021   16:36:13   (   0.05,-127.99) (  -0.66,-124.73)  371.32                80
 02/19/2021   04:57:53   (  -0.07,-127.96) (  -0.41,-129.35)  158.60                80
 02/20/2021   04:34:33   (  -0.06,-127.99) (   0.71,-124.37)  411.33                80
 02/21/2021   16:56:05   (   0.08,-128.10) (   0.28,-128.98)  100.23                80
 02/22/2021   16:32:46   (   0.06,-128.13) (  -0.83,-124.01)  469.06                80
 02/24/2021   04:54:26   (  -0.08,-128.09) (  -0.18,-128.64)   62.31                80
 02/26/2021   16:52:38   (   0.09,-128.22) (   0.11,-128.26)    5.46                80
 03/01/2021   04:48:18   (  -0.10,-128.19) (  -0.06,-127.91)   31.29                80