Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 11 10.  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)
 11/12/2023   01:33:22   ( -71.69, -29.99) 11/12/2023   01:34:32  ( -71.60, -28.77)   43.83                70
 11/12/2023   02:23:58   (  71.17, 138.23) 11/12/2023   02:24:00  (  71.17, 138.21)    1.10                 2
 11/12/2023   03:14:39   ( -71.01, -54.19) 11/12/2023   03:13:26  ( -71.04, -54.35)    6.39                73
 11/14/2023   14:27:11   ( -71.21, 137.37) 11/14/2023   14:27:34  ( -71.19, 137.31)    2.93                23
 11/14/2023   15:17:55   (  71.10, -55.15) 11/14/2023   15:16:56  (  71.08, -55.19)    2.68                59
 11/17/2023   02:30:25   (  71.26, 136.47) 11/17/2023   02:31:02  (  71.24, 136.49)    2.06                37
 11/17/2023   03:21:07   ( -71.15, -56.03) 11/17/2023   03:20:27  ( -71.16, -55.98)    2.05                40
 11/19/2023   14:33:37   ( -71.26, 135.66) 11/19/2023   14:34:34  ( -71.27, 135.63)    1.80                57
 11/19/2023   15:24:21   (  71.17, -56.86) 11/19/2023   15:23:56  (  71.17, -56.87)    0.68                25
 11/22/2023   02:36:51   (  71.29, 134.80) 11/22/2023   02:38:02  (  71.30, 134.77)    1.54                71
 11/22/2023   03:27:34   ( -71.23, -57.77) 11/22/2023   03:27:27  ( -71.21, -57.72)    2.92                 7