Simultaneous Nadir Overpasses (SNOs) between GOES-16 and METOP-A
TLE Epoch: 2021 9 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-16)   GOES-16 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 09/14/2021   12:47:52   (   0.03, -75.21) (  -0.48, -72.88)  265.23                80
 09/16/2021   01:09:31   (  -0.04, -75.19) (  -0.55, -77.51)  264.21                80
 09/17/2021   00:46:10   (  -0.03, -75.19) (   0.55, -72.53)  303.02                80
 09/18/2021   13:07:41   (   0.05, -75.22) (   0.48, -77.13)  217.55                80
 09/19/2021   12:44:21   (   0.03, -75.23) (  -0.67, -72.16)  350.34                80
 09/21/2021   01:05:59   (  -0.05, -75.23) (  -0.41, -76.78)  177.32                80
 09/22/2021   00:42:40   (  -0.04, -75.25) (   0.74, -71.82)  391.07                80
 09/23/2021   13:04:10   (   0.05, -75.29) (   0.29, -76.41)  127.94                80
 09/24/2021   12:40:50   (   0.04, -75.31) (  -0.80, -71.43)  440.83                80
 09/26/2021   01:02:29   (  -0.06, -75.32) (  -0.21, -76.07)   85.59                80
 09/27/2021   00:39:09   (  -0.05, -75.33) (   0.88, -71.09)  483.33                80