Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 7 9.  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)
 07/09/2023   05:08:39   (  70.32,  98.53) 07/09/2023   05:07:28  (  70.36,  97.65)   33.13                71
 07/11/2023   16:21:12   (  70.81, -70.36) 07/11/2023   16:21:52  (  70.82, -70.34)    0.99                40
 07/11/2023   17:11:53   ( -70.71,  97.12) 07/11/2023   17:11:17  ( -70.71,  97.15)    1.28                36
 07/14/2023   04:24:29   ( -71.36, -72.07) 07/14/2023   04:25:39  ( -71.25, -70.68)   51.16                70
 07/14/2023   05:15:04   (  70.79,  96.20) 07/14/2023   05:15:08  (  70.77,  96.25)    2.80                 4
 07/14/2023   06:05:45   ( -70.64, -96.23) 07/14/2023   06:04:34  ( -70.66, -96.26)    3.31                71
 07/16/2023   17:18:12   ( -70.82,  95.36) 07/16/2023   17:19:03  ( -70.80,  95.29)    3.33                51
 07/16/2023   18:08:56   (  70.72, -97.17) 07/16/2023   18:08:25  (  70.70, -97.20)    2.60                31
 07/19/2023   05:21:35   (  71.54,  93.33) 07/19/2023   05:22:43  (  71.42,  95.26)   69.44                68
 07/19/2023   06:12:05   ( -70.81, -98.09) 07/19/2023   06:12:18  ( -70.82, -98.02)    2.97                13
 07/19/2023   07:02:48   (  70.66,  69.46) 07/19/2023   07:01:41  (  70.67,  69.41)    1.72                67
 07/21/2023   18:15:15   (  70.86, -98.97) 07/21/2023   18:16:08  (  70.87, -98.94)    1.55                53
 07/21/2023   19:05:57   ( -70.75,  68.52) 07/21/2023   19:05:34  ( -70.76,  68.55)    1.51                23