Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 2 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)
 02/25/2023   04:31:45   ( -70.45, -72.18) 02/25/2023   04:32:50  ( -70.42, -72.22)    3.20                65
 02/25/2023   05:22:29   (  70.33,  95.31) 02/25/2023   05:22:12  (  70.36,  95.35)    3.12                17
 02/25/2023   06:12:58   ( -69.56, -96.20) 02/25/2023   06:11:50  ( -69.61, -98.05)   71.73                68
 02/27/2023   17:25:40   ( -70.43,  94.37) 02/27/2023   17:26:41  ( -70.42,  94.29)    3.08                61
 02/27/2023   18:16:24   (  70.32, -98.15) 02/27/2023   18:16:03  (  70.35, -98.15)    3.52                21
 02/27/2023   19:06:51   ( -69.43,  70.49) 02/27/2023   19:05:44  ( -69.44,  68.24)   87.80                67
 03/02/2023   06:19:35   ( -70.42, -99.11) 03/02/2023   06:20:31  ( -70.44, -99.17)    3.16                56
 03/02/2023   07:10:19   (  70.31,  68.37) 03/02/2023   07:09:54  (  70.31,  68.30)    2.69                25
 03/04/2023   19:13:30   ( -70.42,  67.41) 03/04/2023   19:14:21  ( -70.42,  67.33)    2.93                51
 03/04/2023   20:04:14   (  70.32,-125.12) 03/04/2023   20:03:43  (  70.34,-125.13)    2.61                31
 03/07/2023   08:07:24   ( -70.44,-126.10) 03/07/2023   08:08:09  ( -70.43,-126.14)    1.76                45
 03/07/2023   08:58:08   (  70.33,  41.37) 03/07/2023   08:57:31  (  70.34,  41.40)    1.37                37
 03/09/2023   21:01:19   ( -70.46,  40.38) 03/09/2023   21:01:57  ( -70.46,  40.42)    1.51                38
 03/09/2023   21:52:02   (  70.31,-152.07) 03/09/2023   21:51:20  (  70.31,-152.12)    2.01                42