Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 3 15.  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)
 03/17/2023   10:52:25   (  70.97,  11.79) 03/17/2023   10:53:35  (  70.85,  12.99)   45.40                70
 03/17/2023   11:42:58   ( -70.41,-179.97) 03/17/2023   11:43:07  ( -70.43,-179.98)    3.00                 9
 03/17/2023   12:33:42   (  70.30, -12.49) 03/17/2023   12:32:30  (  70.30, -12.51)    0.94                72
 03/19/2023   23:46:11   (  70.60, 178.93) 03/19/2023   23:47:23  (  70.56, 179.11)    7.74                72
 03/20/2023   00:36:51   ( -70.40, -13.44) 03/20/2023   00:36:50  ( -70.42, -13.45)    2.49                 1
 03/20/2023   01:27:29   (  69.97, 154.53) 03/20/2023   01:26:18  (  70.01, 153.63)   34.49                71
 03/22/2023   12:40:02   (  70.50, -14.39) 03/22/2023   12:41:06  (  70.50, -14.43)    1.53                64
 03/22/2023   13:30:44   ( -70.41, 153.08) 03/22/2023   13:30:32  ( -70.41, 153.09)    0.95                12
 03/22/2023   14:21:14   (  69.56, -38.34) 03/22/2023   14:20:07  (  69.61, -40.36)   78.81                67
 03/25/2023   01:33:53   (  70.47, 152.18) 03/25/2023   01:34:46  (  70.50, 152.12)    3.35                53
 03/25/2023   02:24:36   ( -70.43, -40.43) 03/25/2023   02:24:12  ( -70.41, -40.36)    3.28                24
 03/27/2023   14:27:46   (  70.51, -41.36) 03/27/2023   14:28:26  (  70.50, -41.32)    1.93                40
 03/27/2023   15:18:27   ( -70.36, 126.20) 03/27/2023   15:17:53  ( -70.36, 126.12)    3.01                34