Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 12 4.  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)
 12/04/2023   15:43:39   (  71.39, -62.07) 12/04/2023   15:44:50  (  71.36, -62.00)    4.13                71
 12/04/2023   16:34:20   ( -71.24, 105.51) 12/04/2023   16:34:15  ( -71.23, 105.45)    2.33                 5
 12/04/2023   17:24:54   (  70.67, -86.21) 12/04/2023   17:23:44  (  70.73, -87.65)   53.60                70
 12/07/2023   03:46:59   ( -71.94, -63.86) 12/07/2023   03:48:08  ( -71.81, -62.16)   60.49                69
 12/07/2023   04:37:32   (  71.27, 104.66) 12/07/2023   04:37:39  (  71.26, 104.61)    2.07                 7
 12/07/2023   05:28:14   ( -71.17, -87.85) 12/07/2023   05:27:03  ( -71.19, -87.85)    2.06                71
 12/09/2023   16:40:43   ( -71.32, 103.79) 12/09/2023   16:41:05  ( -71.30, 103.77)    2.43                22
 12/09/2023   17:31:27   (  71.22, -88.73) 12/09/2023   17:30:27  (  71.23, -88.67)    2.76                60
 12/12/2023   04:43:55   (  71.33, 102.98) 12/12/2023   04:44:28  (  71.36, 102.99)    3.40                33
 12/12/2023   05:34:37   ( -71.22, -89.52) 12/12/2023   05:33:53  ( -71.23, -89.57)    1.65                44
 12/14/2023   16:47:05   ( -71.34, 102.16) 12/14/2023   16:47:53  ( -71.37, 102.11)    3.23                48
 12/14/2023   17:37:49   (  71.25, -90.36) 12/14/2023   17:37:16  (  71.25, -90.41)    1.75                33
 12/17/2023   04:50:17   (  71.38, 101.30) 12/17/2023   04:51:15  (  71.40, 101.30)    2.58                58
 12/17/2023   05:40:59   ( -71.27, -91.20) 12/17/2023   05:40:40  ( -71.27, -91.25)    2.04                19