Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-A
TLE Epoch: 2019 12 24.  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)
 12/25/2019   05:29:00   (   0.11,-128.16) (   0.03,-128.58)   48.22                80
 12/27/2019   17:24:32   (  -0.10,-128.18) (  -0.13,-128.19)    2.91                80
 12/30/2019   05:22:53   (   0.09,-128.27) (   0.17,-127.83)   49.99                80
 12/31/2019   17:44:26   (  -0.08,-128.27) (   0.83,-132.42)  473.01                80
 01/01/2020   17:21:06   (  -0.09,-128.29) (  -0.27,-127.44)   96.73                80
 01/03/2020   05:42:47   (   0.07,-128.36) (  -0.73,-132.07)  422.76                80
 01/04/2020   05:19:28   (   0.08,-128.38) (   0.37,-127.09)  146.57                80
 01/05/2020   17:40:59   (  -0.07,-128.36) (   0.68,-131.67)  377.35                80
 01/06/2020   17:17:41   (  -0.08,-128.38) (  -0.47,-126.70)  191.73                80