Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 8 9.  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)
 08/10/2020   06:05:40   (   0.02,-128.21) (  -0.06,-128.53)   36.82                80
 08/12/2020   18:03:51   (  -0.02,-128.14) (  -0.02,-128.09)    4.86                80
 08/15/2020   05:59:30   (   0.02,-128.06) (   0.13,-127.70)   42.00                80
 08/16/2020   18:18:21   (  -0.02,-128.00) (   0.92,-132.25)  484.46                80
 08/17/2020   18:00:20   (  -0.02,-127.96) (  -0.16,-127.25)   80.79                80
 08/19/2020   06:19:20   (   0.02,-127.91) (  -0.87,-131.84)  448.23                80
 08/20/2020   05:56:00   (   0.03,-127.87) (   0.27,-126.85)  116.36                80
 08/21/2020   18:14:50   (  -0.03,-127.80) (   0.78,-131.40)  411.07                80
 08/22/2020   17:56:51   (  -0.04,-127.76) (  -0.36,-126.41)  153.76                80