Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2021 12 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)
 12/29/2021   16:22:40   (  -0.13,-128.11) (  -0.43,-126.68)  162.23                80
 12/30/2021   04:41:53   (   0.13,-128.11) (  -0.44,-130.66)  290.81                80
 01/01/2022   16:24:30   (  -0.12,-128.17) (  -0.36,-126.98)  135.09                80
 01/02/2022   04:43:54   (   0.12,-128.17) (  -0.51,-131.01)  323.64                80
 01/04/2022   16:26:19   (  -0.11,-128.23) (  -0.33,-127.29)  107.07                80
 01/05/2022   04:45:55   (   0.10,-128.23) (  -0.58,-131.36)  356.96                80
 01/07/2022   16:28:08   (  -0.09,-128.28) (  -0.26,-127.59)   79.18                80
 01/08/2022   04:47:54   (   0.09,-128.28) (  -0.65,-131.71)  389.75                80
 01/10/2022   04:14:18   (   0.09,-128.31) (   1.00,-124.12)  477.44                80
 01/10/2022   16:29:55   (  -0.09,-128.33) (  -0.15,-127.87)   51.22                80
 01/11/2022   04:49:52   (   0.08,-128.33) (  -0.75,-132.04)  422.43                80