Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 2 20.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 02/22/2021   06:01:20   (  -0.12,-128.04) (  -0.04,-127.67)   42.59                80
 02/23/2021   18:22:52   (   0.14,-128.15) (   1.03,-132.23)  464.81                80
 02/24/2021   17:59:33   (   0.13,-128.17) (  -0.07,-127.24)  106.42                80
 02/26/2021   06:21:13   (  -0.14,-128.13) (  -0.94,-131.83)  421.61                80
 02/27/2021   05:57:54   (  -0.13,-128.15) (   0.16,-126.84)  149.36                80
 02/28/2021   18:19:26   (   0.15,-128.25) (   0.85,-131.40)  358.98                80
 03/01/2021   17:56:06   (   0.14,-128.27) (  -0.26,-126.41)  211.89                80
 03/03/2021   06:17:47   (  -0.15,-128.22) (  -0.74,-131.00)  316.83                80
 03/04/2021   05:54:27   (  -0.14,-128.23) (   0.37,-126.01)  253.46                80
 03/05/2021   18:15:59   (   0.14,-128.32) (   0.66,-130.57)  256.44                80