Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 10 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)
 10/11/2021   04:14:50   (   0.25,-128.03) (   0.99,-124.74)  375.49                80
 10/12/2021   16:31:01   (  -0.27,-128.08) (  -0.02,-129.35)  144.33                80
 10/13/2021   16:13:00   (  -0.25,-128.10) (  -1.06,-124.36)  426.13                80
 10/15/2021   04:29:19   (   0.27,-128.14) (   0.07,-129.00)   98.32                80
 10/16/2021   04:11:19   (   0.26,-128.17) (   1.18,-124.02)  471.92                80
 10/17/2021   16:27:30   (  -0.28,-128.21) (  -0.21,-128.63)   48.20                80
 10/20/2021   04:25:48   (   0.29,-128.27) (   0.27,-128.28)    2.87                80
 10/22/2021   16:26:39   (  -0.29,-128.33) (  -0.41,-127.92)   47.21                80
 10/24/2021   04:42:57   (   0.30,-128.36) (  -0.64,-132.55)  477.53                80