Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 8 18.  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)
 08/19/2021   16:51:37   (  -0.10,-128.20) (   0.80,-132.28)  464.42                80
 08/20/2021   16:28:18   (  -0.12,-128.22) (  -0.35,-127.31)  103.41                80
 08/22/2021   04:49:57   (   0.09,-128.28) (  -0.71,-131.95)  417.67                80
 08/23/2021   04:26:37   (   0.12,-128.28) (   0.38,-126.96)  149.39                80
 08/24/2021   16:48:07   (  -0.09,-128.25) (   0.65,-131.56)  377.83                80
 08/25/2021   16:24:47   (  -0.11,-128.26) (  -0.49,-126.59)  189.94                80
 08/27/2021   04:46:27   (   0.08,-128.32) (  -0.56,-131.22)  330.53                80
 08/28/2021   04:23:07   (   0.11,-128.32) (   0.59,-126.25)  236.25                80
 08/29/2021   16:44:36   (  -0.07,-128.27) (   0.50,-130.84)  292.27                80
 08/30/2021   16:21:17   (  -0.10,-128.28) (  -0.64,-125.87)  274.83                80