Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 5 24.  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)
 05/24/2023   18:02:52   (  70.63, -95.43) 05/24/2023   18:03:23  (  70.62, -95.49)    2.32                31
 05/24/2023   18:53:34   ( -70.55,  72.02) 05/24/2023   18:52:48  ( -70.53,  72.02)    2.41                46
 05/27/2023   06:06:10   ( -71.07, -96.96) 05/27/2023   06:07:21  ( -70.94, -96.06)   35.91                71
 05/27/2023   06:56:47   (  70.59,  71.15) 05/27/2023   06:56:48  (  70.62,  71.12)    3.32                 1
 05/27/2023   07:47:27   ( -70.40,-121.23) 05/27/2023   07:46:15  ( -70.42,-121.52)   11.04                72
 05/29/2023   18:59:58   ( -70.67,  70.22) 05/29/2023   19:00:50  ( -70.69,  70.19)    2.34                52
 05/29/2023   19:50:42   (  70.56,-122.28) 05/29/2023   19:50:13  (  70.58,-122.31)    3.02                29
 06/01/2023   07:53:52   ( -70.64,-123.22) 06/01/2023   07:54:14  ( -70.64,-123.27)    2.11                22
 06/01/2023   08:44:36   (  70.53,  44.27) 06/01/2023   08:43:37  (  70.52,  44.22)    2.48                59
 06/03/2023   19:57:05   (  70.72,-124.14) 06/03/2023   19:58:12  (  70.73,-124.15)    2.06                67
 06/03/2023   20:47:47   ( -70.62,  43.33) 06/03/2023   20:47:38  ( -70.61,  43.32)    1.44                 9
 06/03/2023   21:38:19   (  69.88,-148.20) 06/03/2023   21:37:11  (  69.93,-149.99)   68.59                68
 06/06/2023   08:51:00   (  70.70,  42.40) 06/06/2023   08:51:36  (  70.67,  42.39)    3.53                36
 06/06/2023   09:41:42   ( -70.61,-150.12) 06/06/2023   09:41:01  ( -70.61,-150.05)    2.63                41