Simultaneous Nadir Overpasses (SNOs) between GOES-17 and METOP-A
TLE Epoch: 2021 6 18.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  METOP-A Lat/Lon    Distance(km)  Time Diff(sec)
 06/19/2021   05:15:07   (  -0.04,-137.19) (   0.09,-136.70)   56.20                80
 06/20/2021   17:31:19   (   0.04,-137.19) (   0.93,-141.30)  468.72                80
 06/21/2021   17:13:18   (   0.04,-137.18) (  -0.13,-136.32)   97.38                80
 06/23/2021   05:29:38   (  -0.03,-137.16) (  -0.87,-140.96)  433.23                80
 06/24/2021   05:11:38   (  -0.03,-137.14) (   0.20,-135.98)  132.20                80
 06/25/2021   17:27:50   (   0.03,-137.12) (   0.77,-140.59)  394.37                80
 06/26/2021   17:09:50   (   0.02,-137.11) (  -0.30,-135.61)  170.77                80
 06/28/2021   05:28:50   (  -0.02,-137.08) (  -0.69,-140.25)  360.67                80
 06/29/2021   05:05:30   (  -0.02,-137.06) (   0.38,-135.26)  204.42                80
 06/30/2021   17:24:21   (   0.02,-137.04) (   0.65,-139.86)  322.38                80
 07/01/2021   17:06:21   (   0.02,-137.02) (  -0.48,-134.89)  242.67                80