Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 7 5.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 07/18/2025   14:03:39   (  70.35, -34.98) 07/18/2025   14:02:29  (  70.34, -36.60)   60.41                70
 07/18/2025   14:54:32   ( -70.82, 131.58) 07/18/2025   14:53:17  ( -70.80, 131.43)    6.32                75
 07/18/2025   15:45:19   (  70.88, -61.21) 07/18/2025   15:44:15  (  70.88, -61.18)    1.32                64
 07/18/2025   16:36:03   ( -70.88, 106.11) 07/18/2025   16:35:12  ( -70.87, 106.07)    2.07                51
 07/18/2025   17:26:49   (  70.89, -86.59) 07/18/2025   17:26:11  (  70.90, -86.62)    1.98                38
 07/18/2025   18:17:34   ( -70.93,  80.65) 07/18/2025   18:17:07  ( -70.94,  80.70)    2.24                27
 07/18/2025   19:08:20   (  70.94,-112.06) 07/18/2025   19:08:07  (  70.92,-112.07)    2.41                13
 07/18/2025   19:59:04   ( -70.94,  55.26) 07/18/2025   19:59:03  ( -70.96,  55.26)    2.42                 1
 07/18/2025   20:49:50   (  70.95,-137.44) 07/18/2025   20:50:03  (  70.94,-137.52)    2.83                13
 07/18/2025   21:40:35   ( -70.99,  29.80) 07/18/2025   21:40:59  ( -70.98,  29.81)    1.69                24
 07/18/2025   22:31:21   (  71.00,-162.91) 07/18/2025   22:31:58  (  71.01,-162.88)    1.70                37
 07/18/2025   23:22:05   ( -71.00,   4.41) 07/18/2025   23:22:55  ( -71.00,   4.36)    2.08                50
 07/19/2025   00:12:51   (  71.01, 171.71) 07/19/2025   00:13:54  (  71.03, 171.67)    3.12                63
 07/19/2025   01:03:36   ( -71.05, -21.05) 07/19/2025   01:04:50  ( -71.07, -21.00)    2.61                74
 07/19/2025   01:54:31   (  71.53, 145.42) 07/19/2025   01:55:41  (  71.52, 147.06)   57.92                70