Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2021 2 14.  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)
 02/14/2021   18:09:04   (   0.12,-127.89) (   0.35,-128.89)  114.46                80
 02/15/2021   17:45:46   (   0.10,-127.92) (  -0.81,-123.91)  458.07                80
 02/17/2021   06:07:26   (  -0.12,-127.90) (  -0.23,-128.50)   67.53                80
 02/19/2021   18:02:59   (   0.12,-128.05) (   0.11,-128.07)    1.92                80
 02/22/2021   06:01:20   (  -0.12,-128.05) (  -0.03,-127.67)   43.43                80
 02/23/2021   18:22:52   (   0.13,-128.16) (   1.03,-132.23)  464.11                80
 02/24/2021   17:59:33   (   0.12,-128.18) (  -0.07,-127.24)  107.23                80
 02/26/2021   06:21:13   (  -0.14,-128.14) (  -0.94,-131.83)  420.26                80
 02/27/2021   05:57:54   (  -0.13,-128.16) (   0.17,-126.84)  150.86                80