Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 12 28.  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)
 12/28/2019   18:21:04   (  -0.08,-128.20) (   0.83,-132.26)  463.22                80
 12/29/2019   17:57:45   (  -0.08,-128.22) (  -0.30,-127.27)  107.95                80
 12/31/2019   06:19:26   (   0.07,-128.29) (  -0.74,-131.87)  408.06                80
 01/01/2020   05:56:08   (   0.07,-128.31) (   0.40,-126.88)  162.87                80
 01/02/2020   18:17:40   (  -0.06,-128.30) (   0.62,-131.44)  357.59                80
 01/03/2020   17:54:22   (  -0.07,-128.32) (  -0.51,-126.45)  213.25                80
 01/05/2020   06:16:03   (   0.06,-128.38) (  -0.52,-131.05)  303.51                80
 01/06/2020   05:52:45   (   0.06,-128.39) (   0.61,-126.06)  266.84                80
 01/07/2020   18:14:16   (  -0.05,-128.37) (   0.46,-130.61)  254.90                80
 01/08/2020   17:50:57   (  -0.06,-128.38) (  -0.68,-125.62)  315.03                80
 01/10/2020   06:12:39   (   0.05,-128.43) (  -0.35,-130.21)  203.11                80