Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2021 12 5.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 12/05/2021   04:41:04   (   0.05,-137.19) (  -0.59,-140.02)  322.35                80
 12/06/2021   04:29:17   (   0.05,-137.19) (   0.04,-137.14)    6.01                80
 12/07/2021   04:17:31   (   0.04,-137.18) (   0.73,-134.27)  333.11                80
 12/09/2021   16:35:30   (  -0.04,-137.17) (   0.45,-139.15)  226.84                80
 12/10/2021   16:26:24   (  -0.03,-137.16) (  -0.22,-136.27)  100.59                80
 12/11/2021   16:14:37   (  -0.03,-137.15) (  -0.89,-133.40)  427.90                80
 12/13/2021   04:47:13   (   0.03,-137.13) (  -0.93,-141.20)  464.66                80
 12/14/2021   04:32:46   (   0.03,-137.12) (  -0.24,-138.33)  137.41                80
 12/15/2021   04:23:39   (   0.03,-137.11) (   0.40,-135.45)  189.74                80
 12/17/2021   16:41:41   (  -0.02,-137.08) (   0.77,-140.34)  373.00                80
 12/18/2021   16:29:54   (  -0.01,-137.06) (   0.09,-137.47)   46.59                80