Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 2 18.  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)
 02/19/2021   18:05:39   (   0.12,-128.05) (   0.14,-128.06)    2.38                80
 02/22/2021   06:01:19   (  -0.12,-128.04) (  -0.06,-127.66)   42.70                80
 02/23/2021   18:22:52   (   0.13,-128.15) (   1.06,-132.23)  464.93                80
 02/24/2021   17:59:33   (   0.12,-128.17) (  -0.10,-127.24)  106.30                80
 02/26/2021   06:21:13   (  -0.14,-128.13) (  -0.97,-131.83)  421.59                80
 02/27/2021   05:57:53   (  -0.13,-128.15) (   0.13,-126.83)  149.41                80
 02/28/2021   18:19:26   (   0.14,-128.25) (   0.82,-131.41)  359.12                80
 03/01/2021   17:56:07   (   0.14,-128.27) (  -0.28,-126.41)  211.74                80
 03/03/2021   06:17:46   (  -0.15,-128.22) (  -0.77,-131.00)  316.82                80