Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 5 11.  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)
 05/12/2021   05:00:58   (  -0.03,-128.02) (  -0.90,-132.05)  459.30                80
 05/13/2021   04:37:38   (  -0.04,-128.04) (   0.16,-127.07)  110.56                80
 05/14/2021   16:56:30   (   0.03,-128.15) (   0.81,-131.68)  401.88                80
 05/15/2021   16:38:31   (   0.03,-128.18) (  -0.30,-126.70)  168.09                80
 05/17/2021   04:57:31   (  -0.02,-128.15) (  -0.73,-131.34)  363.72                80
 05/18/2021   04:34:12   (  -0.03,-128.17) (   0.38,-126.37)  205.34                80
 05/19/2021   16:53:04   (   0.02,-128.26) (   0.59,-130.98)  308.68                80
 05/20/2021   16:35:03   (   0.02,-128.29) (  -0.46,-125.99)  260.83                80
 05/22/2021   04:54:04   (  -0.02,-128.26) (  -0.56,-130.63)  271.01                80
 05/23/2021   04:30:44   (  -0.02,-128.27) (   0.56,-125.66)  297.64                80
 05/24/2021   16:49:37   (   0.02,-128.35) (   0.42,-130.27)  217.82                80