Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 12 26.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 12/27/2019   05:59:32   (   0.09,-128.21) (   0.20,-127.71)   56.74                80
 12/28/2019   18:21:04   (  -0.08,-128.20) (   0.82,-132.27)  463.11                80
 12/29/2019   17:57:45   (  -0.08,-128.22) (  -0.31,-127.28)  108.15                80
 12/31/2019   06:19:27   (   0.07,-128.29) (  -0.73,-131.87)  407.78                80
 01/01/2020   05:56:08   (   0.07,-128.31) (   0.41,-126.88)  163.24                80
 01/02/2020   18:17:39   (  -0.06,-128.30) (   0.67,-131.43)  357.12                80
 01/03/2020   17:54:21   (  -0.07,-128.32) (  -0.47,-126.44)  213.78                80
 01/05/2020   06:16:03   (   0.06,-128.39) (  -0.51,-131.05)  302.86                80
 01/06/2020   05:52:44   (   0.06,-128.40) (   0.57,-126.05)  267.56                80
 01/07/2020   18:14:16   (  -0.05,-128.38) (   0.45,-130.61)  254.06                80
 01/08/2020   17:50:58   (  -0.06,-128.39) (  -0.69,-125.62)  315.95                80