Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 3 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)
 03/17/2021   16:59:26   (   0.14,-128.46) (   0.56,-130.35)  215.66                80
 03/18/2021   16:36:06   (   0.13,-128.46) (  -0.56,-125.38)  351.33                80
 03/20/2021   04:57:46   (  -0.13,-128.37) (  -0.50,-130.00)  186.38                80
 03/21/2021   04:34:26   (  -0.12,-128.36) (   0.62,-125.03)  380.23                80
 03/22/2021   16:55:57   (   0.13,-128.45) (   0.40,-129.63)  134.68                80
 03/23/2021   16:32:38   (   0.12,-128.44) (  -0.73,-124.65)  431.58                80
 03/25/2021   04:54:17   (  -0.13,-128.34) (  -0.34,-129.28)  107.28                80
 03/26/2021   04:30:58   (  -0.12,-128.33) (   0.79,-124.31)  458.77                80
 03/27/2021   16:52:29   (   0.13,-128.40) (   0.23,-128.91)   56.89                80