Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 12.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2021   14:48:31   (   0.08, -75.21) (   0.93, -78.93)  424.75                80
 09/13/2021   14:25:12   (   0.07, -75.21) (  -0.23, -73.95)  144.38                80
 09/15/2021   02:46:53   (  -0.09, -75.19) (  -0.82, -78.54)  380.32                80
 09/16/2021   02:23:33   (  -0.08, -75.20) (   0.29, -73.54)  188.92                80
 09/17/2021   14:45:05   (   0.10, -75.22) (   0.72, -78.10)  327.87                80
 09/18/2021   14:21:45   (   0.09, -75.23) (  -0.39, -73.10)  242.01                80
 09/20/2021   02:43:25   (  -0.10, -75.23) (  -0.66, -77.69)  281.05                80
 09/21/2021   02:20:06   (  -0.09, -75.24) (   0.45, -72.70)  289.30                80
 09/22/2021   14:41:37   (   0.10, -75.28) (   0.56, -77.26)  225.87                80
 09/23/2021   14:18:18   (   0.09, -75.29) (  -0.55, -72.26)  345.03                80
 09/25/2021   02:39:59   (  -0.11, -75.31) (  -0.43, -76.86)  176.67                80