Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 9 1.  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)
 09/03/2020   06:08:50   (  -0.01,-127.87) (  -0.35,-129.32)  165.41                80
 09/04/2020   05:45:30   (   0.00,-127.90) (   0.80,-124.33)  407.24                80
 09/05/2020   18:07:01   (   0.01,-127.91) (   0.23,-128.88)  110.88                80
 09/06/2020   17:43:41   (   0.00,-127.95) (  -0.92,-123.90)  461.94                80
 09/08/2020   06:05:21   (  -0.01,-128.04) (  -0.13,-128.49)   51.66                80
 09/10/2020   18:00:51   (   0.02,-128.06) (   0.00,-128.06)    1.91                80
 09/13/2020   05:59:11   (  -0.02,-128.17) (   0.10,-127.66)   58.12                80
 09/14/2020   18:20:41   (   0.04,-128.15) (   0.92,-132.22)  463.05                80
 09/15/2020   17:57:21   (   0.03,-128.17) (  -0.17,-127.22)  108.30                80