Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-B
TLE Epoch: 2021 6 27.  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)
 06/27/2021   14:41:27   (  -0.04, -75.15) (   0.46, -77.33)  248.75                80
 06/28/2021   14:18:09   (  -0.05, -75.15) (  -0.68, -72.34)  319.85                80
 06/30/2021   02:39:49   (   0.05, -75.12) (  -0.38, -76.93)  207.04                80
 07/01/2021   02:16:30   (   0.06, -75.12) (   0.77, -71.95)  362.07                80
 07/02/2021   14:38:03   (  -0.05, -75.16) (   0.25, -76.51)  153.35                80
 07/03/2021   14:14:44   (  -0.05, -75.17) (  -0.89, -71.52)  416.29                80
 07/05/2021   02:36:24   (   0.04, -75.15) (  -0.16, -76.11)  109.11                80
 07/06/2021   02:13:05   (   0.05, -75.15) (   0.93, -71.11)  460.60                80
 07/07/2021   14:34:38   (  -0.04, -75.20) (   0.04, -75.68)   54.34                80
 07/10/2021   02:32:59   (   0.04, -75.20) (   0.01, -75.27)    9.07                80