Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 7 11.  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)
 07/11/2023   16:21:11   (  70.80, -70.34) 07/11/2023   16:21:51  (  70.83, -70.32)    3.23                40
 07/11/2023   17:11:53   ( -70.70,  97.13) 07/11/2023   17:11:17  ( -70.72,  97.16)    1.93                36
 07/14/2023   04:24:30   ( -71.39, -72.14) 07/14/2023   04:25:39  ( -71.27, -70.65)   54.88                69
 07/14/2023   05:15:04   (  70.77,  96.23) 07/14/2023   05:15:08  (  70.79,  96.27)    2.58                 4
 07/14/2023   06:05:46   ( -70.67, -96.30) 07/14/2023   06:04:34  ( -70.68, -96.24)    2.33                72
 07/16/2023   17:18:13   ( -70.85,  95.31) 07/16/2023   17:19:03  ( -70.83,  95.33)    2.25                50
 07/16/2023   18:08:57   (  70.75, -97.21) 07/16/2023   18:08:25  (  70.73, -97.15)    2.98                32
 07/19/2023   05:21:36   (  71.56,  93.30) 07/19/2023   05:22:43  (  71.46,  95.33)   72.30                67
 07/19/2023   06:12:05   ( -70.78, -98.04) 07/19/2023   06:12:19  ( -70.81, -98.04)    3.66                14
 07/19/2023   07:02:49   (  70.68,  69.43) 07/19/2023   07:01:42  (  70.66,  69.39)    2.96                67
 07/21/2023   18:15:16   (  70.87, -98.98) 07/21/2023   18:16:09  (  70.88, -98.93)    2.28                53
 07/21/2023   19:05:58   ( -70.76,  68.51) 07/21/2023   19:05:35  ( -70.77,  68.56)    1.99                23
 07/24/2023   07:09:07   (  70.81,  67.64) 07/24/2023   07:09:24  (  70.82,  67.65)    1.57                17
 07/24/2023   07:59:49   ( -70.70,-124.86) 07/24/2023   07:58:50  ( -70.71,-124.87)    1.56                59