Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2025 9 22.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/23/2025   04:40:09   (  74.32,  98.25) 09/23/2025   04:40:21  (  74.30,  98.18)    2.79                12
 09/23/2025   05:30:51   ( -74.24, -94.22) 09/23/2025   05:29:43  ( -74.25, -94.29)    2.28                68
 09/25/2025   14:11:16   (  74.96, -46.20) 09/25/2025   14:12:22  (  74.88, -43.55)   77.24                66
 09/25/2025   15:01:47   ( -74.35, 122.78) 09/25/2025   15:01:53  ( -74.36, 122.87)    2.92                 6
 09/25/2025   15:52:27   (  74.04, -69.14) 09/25/2025   15:51:15  (  74.11, -70.02)   27.64                72
 09/28/2025   00:32:49   ( -74.75, -21.01) 09/28/2025   00:33:59  ( -74.65, -19.56)   44.23                70
 09/28/2025   01:23:27   (  74.35, 147.35) 09/28/2025   01:23:22  (  74.34, 147.42)    2.26                 5
 09/28/2025   02:14:00   ( -73.83, -44.03) 09/28/2025   02:12:51  ( -73.92, -45.86)   57.52                69
 09/30/2025   10:54:22   (  74.42,   4.44) 09/30/2025   10:55:32  (  74.39,   4.43)    3.36                70
 09/30/2025   11:45:04   ( -74.34, 171.97) 09/30/2025   11:44:54  ( -74.33, 171.96)    0.90                10
 10/02/2025   21:15:59   ( -74.42,  29.05) 10/02/2025   21:17:03  ( -74.40,  29.02)    1.91                64
 10/02/2025   22:06:44   (  74.36,-163.49) 10/02/2025   22:06:21  (  74.36,-163.39)    2.93                23
 10/05/2025   07:37:38   (  74.40,  53.70) 10/05/2025   07:38:30  (  74.40,  53.60)    2.90                52
 10/05/2025   08:28:21   ( -74.36,-138.89) 10/05/2025   08:27:52  ( -74.34,-138.88)    2.93                29