Simultaneous Nadir Overpasses (SNOs) between GOES-17 and NOAA-21
TLE Epoch: 2025 3 4.  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)
 03/05/2025   08:18:08   (   0.00,-104.40) (  -0.16,-103.57)   93.27                80
 03/07/2025   20:24:01   (   0.01,-104.42) (   0.01,-104.36)    6.85                80
 03/10/2025   08:27:04   (  -0.01,-104.39) (   0.13,-105.10)   80.53                80
 03/11/2025   08:05:39   (  -0.01,-104.39) (  -0.90,-100.57)  435.95                80
 03/12/2025   20:27:35   (   0.02,-104.42) (  -0.31,-105.88)  165.69                80
 03/13/2025   20:11:31   (   0.02,-104.43) (   0.72,-101.35)  351.20                80
 03/15/2025   08:33:17   (  -0.02,-104.41) (   0.49,-106.61)  251.10                80
 03/16/2025   08:11:53   (  -0.01,-104.41) (  -0.55,-102.08)  265.80                80
 03/17/2025   20:33:49   (   0.02,-104.44) (  -0.65,-107.39)  335.66                80