Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-19
TLE Epoch: 2020 12 24.  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)
 12/24/2020   03:47:17   (   0.05,-137.21) (   0.00,-140.20)  332.67                80
 12/25/2020   03:35:24   (   0.04,-137.20) (   0.03,-137.19)    1.64                80
 12/26/2020   03:21:01   (   0.04,-137.20) (   0.71,-134.34)  326.66                80
 12/28/2020   15:41:57   (  -0.03,-137.18) (   0.47,-139.28)  240.07                80
 12/29/2020   15:32:55   (  -0.03,-137.17) (  -0.21,-136.42)   85.15                80
 12/30/2020   15:21:11   (  -0.02,-137.15) (  -0.84,-133.55)  410.16                80
 01/01/2021   03:51:08   (   0.01,-137.11) (  -0.98,-141.35)  485.01                80
 01/02/2021   03:39:26   (   0.01,-137.09) (  -0.30,-138.50)  160.53                80
 01/03/2021   03:30:22   (   0.01,-137.07) (   0.31,-135.63)  163.85                80
 01/04/2021   03:18:40   (   0.01,-137.04) (   0.99,-132.77)  488.00                80
 01/05/2021   15:48:38   (  -0.01,-137.02) (   0.80,-140.58)  406.10                80
 01/06/2021   15:36:55   (  -0.01,-136.99) (   0.17,-137.71)   82.14                80