Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 6 6.  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)
 06/06/2023   08:51:00   (  70.69,  42.42) 06/06/2023   08:51:36  (  70.71,  42.44)    2.60                36
 06/06/2023   09:41:42   ( -70.61,-150.12) 06/06/2023   09:41:02  ( -70.58,-150.10)    3.14                40
 06/08/2023   20:54:20   ( -71.26,  40.67) 06/08/2023   20:55:30  ( -71.14,  42.07)   52.10                70
 06/08/2023   21:44:54   (  70.63,-150.96) 06/08/2023   21:45:00  (  70.64,-151.04)    3.04                 6
 06/08/2023   22:35:36   ( -70.54,  16.50) 06/08/2023   22:34:25  ( -70.57,  16.51)    3.16                71
 06/11/2023   09:48:05   ( -70.74,-151.93) 06/11/2023   09:49:00  ( -70.73,-151.93)    0.82                55
 06/11/2023   10:38:49   (  70.62,  15.56) 06/11/2023   10:38:23  (  70.60,  15.53)    3.40                26
 06/13/2023   22:41:59   ( -70.68,  14.67) 06/13/2023   22:42:23  ( -70.67,  14.61)    2.70                24
 06/13/2023   23:32:43   (  70.58,-177.84) 06/13/2023   23:31:45  (  70.58,-177.85)    0.89                58
 06/16/2023   10:45:10   (  70.74,  13.79) 06/16/2023   10:46:18  (  70.75,  13.71)    2.90                68
 06/16/2023   11:35:52   ( -70.64,-178.73) 06/16/2023   11:35:44  ( -70.64,-178.79)    2.23                 8
 06/16/2023   12:26:25   (  69.95, -10.36) 06/16/2023   12:25:16  (  70.00, -12.06)   64.91                69
 06/18/2023   23:39:05   (  70.76,-179.72) 06/18/2023   23:39:39  (  70.74,-179.66)    2.87                34
 06/19/2023   00:29:47   ( -70.65, -12.24) 06/19/2023   00:29:05  ( -70.64, -12.15)    3.24                42