Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and NOAA-19
TLE Epoch: 2025 7 29.  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)
 08/03/2025   20:49:39   (  70.27,-136.35) 08/03/2025   20:48:29  (  70.29,-137.86)   56.88                70
 08/03/2025   21:40:31   ( -70.67,  30.32) 08/03/2025   21:39:16  ( -70.67,  30.04)   10.57                75
 08/03/2025   22:31:19   (  70.80,-162.58) 08/03/2025   22:30:16  (  70.77,-162.54)    2.94                63
 08/03/2025   23:22:03   ( -70.78,   4.77) 08/03/2025   23:21:10  ( -70.79,   4.76)    1.00                53
 08/04/2025   00:12:49   (  70.80, 172.04) 08/04/2025   00:12:12  (  70.79, 172.01)    1.65                37
 08/04/2025   01:03:34   ( -70.84, -20.70) 08/04/2025   01:03:06  ( -70.81, -20.69)    3.38                28
 08/04/2025   01:54:20   (  70.86, 146.57) 08/04/2025   01:54:07  (  70.86, 146.65)    2.71                13
 08/04/2025   02:45:04   ( -70.84, -46.08) 08/04/2025   02:45:02  ( -70.82, -46.15)    2.97                 2
 08/04/2025   03:35:50   (  70.86, 121.19) 08/04/2025   03:36:03  (  70.88, 121.19)    1.80                13
 08/04/2025   04:26:35   ( -70.90, -71.55) 08/04/2025   04:26:57  ( -70.89, -71.51)    1.63                22
 08/04/2025   05:17:21   (  70.92,  95.72) 08/04/2025   05:17:59  (  70.90,  95.74)    2.68                38
 08/04/2025   06:08:05   ( -70.90, -96.93) 08/04/2025   06:08:53  ( -70.91, -96.96)    1.41                48
 08/04/2025   06:58:51   (  70.93,  70.34) 08/04/2025   06:59:55  (  70.92,  70.29)    1.93                64
 08/04/2025   07:49:36   ( -70.96,-122.40) 08/04/2025   07:50:49  ( -70.93,-122.41)    3.27                73
 08/04/2025   08:40:32   (  71.50,  43.96) 08/04/2025   08:41:41  (  71.45,  45.76)   63.79                69