Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 8 6.  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)
 08/06/2021   16:20:47   (  -0.16,-128.00) (  -0.95,-124.49)  399.97                80
 08/08/2021   04:39:46   (   0.15,-128.06) (  -0.10,-129.13)  121.24                80
 08/09/2021   04:16:27   (   0.17,-128.08) (   1.04,-124.16)  446.86                80
 08/10/2021   16:37:57   (  -0.15,-128.07) (   0.00,-128.75)   77.39                80
 08/11/2021   16:14:38   (  -0.17,-128.09) (  -1.14,-123.78)  491.37                80
 08/13/2021   04:36:17   (   0.15,-128.15) (   0.09,-128.41)   29.70                80
 08/15/2021   16:34:27   (  -0.14,-128.14) (  -0.13,-128.03)   12.46                80
 08/18/2021   04:30:07   (   0.13,-128.20) (   0.23,-127.69)   58.11                80
 08/19/2021   16:51:37   (  -0.11,-128.16) (   0.81,-132.28)  470.13                80