Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 12 29.  Predictions up to the next  14.0 days:

     Date     Time(GOES-15)   GOES-15 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 12/30/2019   05:22:53   (   0.09,-128.27) (   0.17,-127.83)   49.14                80
 12/31/2019   17:44:26   (  -0.08,-128.26) (   0.82,-132.43)  474.15                80
 01/01/2020   17:21:06   (  -0.08,-128.28) (  -0.27,-127.44)   95.34                80
 01/03/2020   05:42:47   (   0.07,-128.34) (  -0.72,-132.08)  424.62                80
 01/04/2020   05:19:28   (   0.08,-128.36) (   0.38,-127.09)  144.46                80
 01/05/2020   17:40:59   (  -0.07,-128.34) (   0.68,-131.67)  379.81                80
 01/06/2020   17:17:40   (  -0.07,-128.35) (  -0.42,-126.69)  189.00                80
 01/08/2020   05:39:21   (   0.06,-128.41) (  -0.57,-131.32)  332.09                80
 01/09/2020   05:16:02   (   0.07,-128.41) (   0.53,-126.34)  236.10                80
 01/10/2020   17:37:34   (  -0.06,-128.38) (   0.47,-130.93)  289.80                80
 01/11/2020   17:14:15   (  -0.06,-128.39) (  -0.62,-125.95)  278.15                80