Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-C
TLE Epoch: 2021 6 22.  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)
 06/23/2021   18:40:24   (   0.03,-137.20) (  -0.02,-136.88)   35.53                80
 06/25/2021   06:59:24   (  -0.03,-137.19) (  -0.98,-141.48)  489.48                80
 06/26/2021   06:36:05   (  -0.03,-137.18) (   0.15,-136.49)   79.21                80
 06/27/2021   18:54:56   (   0.02,-137.18) (   0.86,-141.06)  440.99                80
 06/28/2021   18:36:56   (   0.02,-137.18) (  -0.20,-136.05)  127.67                80
 06/30/2021   06:55:56   (  -0.02,-137.16) (  -0.78,-140.66)  397.45                80
 07/01/2021   06:32:36   (  -0.02,-137.16) (   0.30,-135.65)  171.06                80
 07/02/2021   18:51:27   (   0.02,-137.15) (   0.73,-140.21)  349.66                80
 07/03/2021   18:33:27   (   0.02,-137.14) (  -0.40,-135.22)  218.63                80
 07/05/2021   06:52:27   (  -0.02,-137.12) (  -0.62,-139.82)  307.09                80