Simultaneous Nadir Overpasses (SNOs) between GOES-15 and METOP-B
TLE Epoch: 2020 1 21.  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)
 01/22/2020   18:01:23   (  -0.02,-128.40) (  -0.07,-128.11)   33.49                80
 01/24/2020   06:23:04   (   0.01,-128.41) (  -0.97,-132.70)  489.32                80
 01/25/2020   05:59:46   (   0.01,-128.41) (   0.17,-127.72)   78.96                80
 01/26/2020   18:21:17   (   0.00,-128.38) (   0.89,-132.27)  443.71                80
 01/27/2020   17:57:59   (   0.00,-128.37) (  -0.25,-127.28)  124.40                80
 01/29/2020   06:17:00   (  -0.01,-128.37) (  -0.78,-131.87)  398.73                80
 01/30/2020   05:59:01   (  -0.01,-128.36) (   0.30,-126.87)  169.33                80
 01/31/2020   18:17:53   (   0.01,-128.33) (   0.71,-131.44)  353.96                80
 02/01/2020   17:54:34   (   0.01,-128.32) (  -0.43,-126.45)  213.56                80
 02/03/2020   06:13:35   (  -0.01,-128.31) (  -0.65,-131.03)  310.86                80
 02/04/2020   05:55:36   (  -0.00,-128.29) (   0.50,-126.04)  256.35                80