Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 9 15.  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)
 09/15/2021   02:46:53   (  -0.09, -75.19) (  -0.82, -78.53)  380.86                80
 09/16/2021   02:23:33   (  -0.08, -75.19) (   0.29, -73.54)  188.27                80
 09/17/2021   14:45:04   (   0.09, -75.21) (   0.72, -78.10)  328.55                80
 09/18/2021   14:21:45   (   0.08, -75.22) (  -0.39, -73.10)  241.25                80
 09/20/2021   02:43:25   (  -0.10, -75.22) (  -0.66, -77.69)  282.16                80
 09/21/2021   02:20:07   (  -0.09, -75.23) (   0.51, -72.71)  288.10                80
 09/22/2021   14:41:37   (   0.10, -75.27) (   0.56, -77.26)  227.13                80
 09/23/2021   14:18:19   (   0.09, -75.28) (  -0.61, -72.27)  343.69                80
 09/25/2021   02:39:59   (  -0.11, -75.30) (  -0.44, -76.86)  178.32                80
 09/26/2021   02:16:39   (  -0.10, -75.31) (   0.67, -71.87)  392.61                80
 09/27/2021   14:38:11   (   0.12, -75.35) (   0.34, -76.43)  121.94                80
 09/28/2021   14:14:51   (   0.11, -75.37) (  -0.77, -71.43)  449.32                80