Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 8 20.  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)
 08/20/2021   16:28:17   (  -0.12,-128.22) (  -0.33,-127.31)  103.59                80
 08/22/2021   04:49:57   (   0.09,-128.27) (  -0.72,-131.94)  417.77                80
 08/23/2021   04:26:37   (   0.12,-128.28) (   0.42,-126.97)  149.24                80
 08/24/2021   16:48:07   (  -0.09,-128.25) (   0.67,-131.56)  377.76                80
 08/25/2021   16:24:47   (  -0.11,-128.26) (  -0.48,-126.59)  189.98                80
 08/27/2021   04:46:26   (   0.08,-128.32) (  -0.57,-131.22)  330.82                80
 08/28/2021   04:23:07   (   0.10,-128.32) (   0.57,-126.25)  235.93                80
 08/29/2021   16:44:36   (  -0.07,-128.27) (   0.52,-130.83)  292.38                80
 08/30/2021   16:21:17   (  -0.09,-128.28) (  -0.63,-125.87)  274.69                80
 09/01/2021   04:42:56   (   0.06,-128.33) (  -0.41,-130.50)  246.60                80
 09/02/2021   04:19:36   (   0.08,-128.33) (   0.67,-125.52)  319.31                80