Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 11 28.  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)
 11/30/2021   04:25:33   (   0.24,-128.19) (   0.28,-128.13)    7.86                80
 12/02/2021   16:24:03   (  -0.24,-128.16) (  -0.34,-127.67)   56.08                80
 12/03/2021   04:39:17   (   0.24,-128.12) (  -0.61,-131.98)  439.64                80
 12/05/2021   04:20:31   (   0.23,-128.06) (   0.52,-126.71)  153.70                80
 12/05/2021   16:37:48   (  -0.23,-128.07) (   0.50,-131.52)  392.26                80
 12/07/2021   16:19:00   (  -0.22,-128.00) (  -0.63,-126.24)  201.29                80
 12/08/2021   04:34:17   (   0.21,-127.96) (  -0.35,-130.56)  296.36                80
 12/10/2021   04:15:32   (   0.21,-127.89) (   0.80,-125.30)  295.89                80
 12/10/2021   16:35:22   (  -0.21,-127.90) (   0.27,-130.07)  247.33                80