Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 12 13.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 12/14/2021   18:37:13   (  -0.03,-137.21) (  -0.14,-136.83)   43.72                80
 12/16/2021   06:58:52   (   0.03,-137.20) (  -0.92,-141.42)  480.67                80
 12/17/2021   06:35:33   (   0.03,-137.20) (   0.18,-136.42)   87.86                80
 12/18/2021   18:54:25   (  -0.03,-137.19) (   0.84,-140.98)  432.57                80
 12/19/2021   18:36:25   (  -0.03,-137.18) (  -0.27,-135.98)  135.66                80
 12/21/2021   06:55:26   (   0.02,-137.16) (  -0.75,-140.58)  390.14                80
 12/22/2021   06:32:06   (   0.02,-137.14) (   0.36,-135.58)  177.60                80
 12/23/2021   18:50:58   (  -0.01,-137.12) (   0.64,-140.15)  343.94                80
 12/24/2021   18:32:59   (  -0.01,-137.11) (  -0.46,-135.15)  223.63                80
 12/26/2021   06:51:59   (   0.01,-137.08) (  -0.56,-139.74)  303.17                80