Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-C
TLE Epoch: 2019 12 21.  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)
 12/22/2019   18:07:31   (  -0.11,-128.06) (   0.07,-128.86)   90.67                80
 12/23/2019   17:44:01   (  -0.11,-128.09) (  -1.08,-123.82)  486.95                80
 12/25/2019   06:05:24   (   0.10,-128.16) (   0.06,-128.34)   20.14                80
 12/27/2019   18:00:26   (  -0.09,-128.19) (  -0.17,-127.77)   47.12                80
 12/29/2019   06:21:50   (   0.08,-128.26) (  -0.80,-132.31)  460.23                80
 12/30/2019   05:58:19   (   0.08,-128.28) (   0.29,-127.25)  116.79                80
 12/31/2019   18:19:32   (  -0.07,-128.28) (   0.69,-131.74)  393.70                80
 01/01/2020   17:56:01   (  -0.07,-128.30) (  -0.46,-126.70)  183.33                80
 01/03/2020   06:17:25   (   0.06,-128.37) (  -0.57,-131.22)  324.41                80
 01/04/2020   05:53:54   (   0.07,-128.39) (   0.58,-126.18)  252.18                80