Simultaneous Nadir Overpasses (SNOs) between GOES-18 and NOAA-21
TLE Epoch: 2025 2 22.  Predictions up to the next  14.0 days:

     Date     Time(GOES-18)   GOES-18 Lat/Lon  NOAA-21 Lat/Lon    Distance(km)  Time Diff(sec)
 02/22/2025   22:46:58   (   0.00,-136.99) (  -0.83,-140.62)  413.51                80
 02/23/2025   22:30:55   (   0.00,-136.99) (   0.22,-136.10)  101.65                80
 02/26/2025   10:31:17   (  -0.01,-136.95) (  -0.01,-136.83)   12.80                80
 02/28/2025   22:34:31   (   0.01,-136.93) (  -0.12,-137.62)   78.68                80
 03/01/2025   22:18:27   (   0.01,-136.91) (   0.89,-133.09)  436.00                80
 03/03/2025   10:37:34   (  -0.01,-136.88) (   0.30,-138.36)  168.87                80
 03/04/2025   10:21:30   (  -0.01,-136.86) (  -0.71,-133.83)  345.24                80
 03/05/2025   22:40:46   (   0.01,-136.83) (  -0.53,-139.13)  262.24                80
 03/06/2025   22:24:41   (   0.02,-136.81) (   0.49,-134.60)  251.39                80
 03/08/2025   10:43:49   (  -0.02,-136.76) (   0.69,-139.87)  354.94                80