Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2024 1 14.  Predictions up to the next  14.0 days:

     Date     Time(GOES-17)   GOES-17 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 01/15/2024   20:38:29   (  -0.00,-104.66) (  -0.94,-108.95)  488.45                80
 01/16/2024   20:22:24   (   0.00,-104.66) (   0.07,-104.41)   28.65                80
 01/19/2024   08:25:25   (   0.00,-104.69) (   0.12,-105.13)   50.53                80
 01/20/2024   08:03:59   (   0.01,-104.69) (  -0.89,-100.60)  466.62                80
 01/21/2024   20:25:55   (  -0.01,-104.67) (  -0.28,-105.90)  139.67                80
 01/22/2024   20:09:49   (  -0.01,-104.67) (   0.74,-101.36)  377.46                80
 01/24/2024   08:31:35   (   0.01,-104.70) (   0.44,-106.62)  218.78                80
 01/25/2024   08:10:10   (   0.01,-104.70) (  -0.58,-102.09)  298.37                80
 01/26/2024   20:32:04   (  -0.01,-104.68) (  -0.63,-107.38)  307.76                80
 01/27/2024   20:15:59   (  -0.01,-104.69) (   0.40,-102.84)  209.79                80