Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 3 8.  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)
 03/09/2023   21:01:19   ( -70.46,  40.39) 03/09/2023   21:01:54  ( -70.44,  40.41)    1.85                35
 03/09/2023   21:52:02   (  70.29,-152.05) 03/09/2023   21:51:17  (  70.31,-152.12)    3.27                45
 03/12/2023   09:55:11   ( -70.40,-153.01) 03/12/2023   09:55:39  ( -70.42,-153.08)    3.26                28
 03/12/2023   10:45:56   (  70.35,  14.38) 03/12/2023   10:45:01  (  70.34,  14.46)    3.11                55
 03/14/2023   21:58:38   (  71.30,-155.30) 03/14/2023   21:59:45  (  71.19,-153.03)   82.02                67
 03/14/2023   22:49:05   ( -70.42,  13.48) 03/14/2023   22:49:23  ( -70.45,  13.50)    3.19                18
 03/14/2023   23:39:49   (  70.32,-179.04) 03/14/2023   23:38:46  (  70.31,-179.04)    0.83                63
 03/17/2023   10:52:25   (  70.97,  11.79) 03/17/2023   10:53:35  (  70.82,  12.95)   45.61                70
 03/17/2023   11:42:58   ( -70.40,-179.97) 03/17/2023   11:43:07  ( -70.41, 179.99)    1.96                 9
 03/17/2023   12:33:42   (  70.30, -12.50) 03/17/2023   12:32:29  (  70.33, -12.47)    3.01                73
 03/19/2023   23:46:11   (  70.61, 178.92) 03/19/2023   23:47:22  (  70.56, 179.11)    8.98                71
 03/20/2023   00:36:51   ( -70.40, -13.44) 03/20/2023   00:36:49  ( -70.43, -13.44)    2.79                 2
 03/20/2023   01:27:28   (  69.93, 154.59) 03/20/2023   01:26:17  (  70.00, 153.63)   37.71                71