Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2019 9 7.  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)
 09/08/2019   18:14:27   (  -0.21,-128.27) (   0.52,-131.47)  366.00                80
 09/09/2019   17:56:27   (  -0.20,-128.25) (  -0.60,-126.48)  201.60                80
 09/11/2019   06:12:47   (   0.22,-128.17) (  -0.44,-131.08)  330.97                80
 09/12/2019   05:54:48   (   0.21,-128.15) (   0.68,-126.08)  236.05                80
 09/13/2019   18:10:59   (  -0.23,-128.16) (   0.32,-130.65)  283.55                80
 09/14/2019   17:53:00   (  -0.22,-128.13) (  -0.80,-125.65)  283.73                80
 09/16/2019   06:09:20   (   0.25,-128.06) (  -0.23,-130.25)  248.82                80
 09/17/2019   05:51:20   (   0.23,-128.03) (   0.84,-125.24)  317.77                80
 09/18/2019   18:07:31   (  -0.25,-128.03) (   0.17,-129.80)  203.07                80
 09/19/2019   17:49:31   (  -0.24,-128.00) (  -0.95,-124.81)  363.51                80
 09/21/2019   06:05:52   (   0.26,-127.92) (  -0.07,-129.41)  169.63                80