Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2022 12 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)
 12/07/2022   20:09:22   ( -70.54,  53.49) 12/07/2022   20:10:33  ( -70.42,  54.06)   24.79                71
 12/07/2022   21:00:01   (  70.15,-138.59) 12/07/2022   20:59:59  (  70.16,-138.65)    3.07                 2
 12/07/2022   21:50:33   ( -70.05,  28.91) 12/07/2022   21:49:25  ( -70.08,  28.88)    2.93                68
 12/10/2022   13:10:50   (  70.25, -21.45) 12/10/2022   13:11:38  (  70.27, -21.44)    1.73                48
 12/10/2022   14:01:22   ( -70.16, 146.06) 12/10/2022   14:01:04  ( -70.18, 146.08)    2.76                18
 12/10/2022   14:51:49   (  69.13, -45.12) 12/10/2022   14:50:43  (  69.20, -47.58)   97.51                66
 12/13/2022   06:12:11   ( -70.28, -96.81) 12/13/2022   06:12:43  ( -70.27, -96.73)    3.19                32
 12/13/2022   07:02:54   (  70.11,  70.76) 12/13/2022   07:02:07  (  70.12,  70.72)    2.08                47
 12/15/2022   22:23:05   ( -70.72,  19.79) 12/15/2022   22:24:16  ( -70.61,  20.83)   40.36                71
 12/15/2022   23:13:41   (  70.20,-172.08) 12/15/2022   23:13:45  (  70.19,-172.12)    2.15                 4
 12/16/2022   00:04:13   ( -70.08,  -4.54) 12/16/2022   00:03:11  ( -70.10,  -4.60)    2.94                62
 12/18/2022   15:24:29   (  70.31, -54.94) 12/18/2022   15:25:23  (  70.29, -54.91)    2.19                54
 12/18/2022   16:15:01   ( -70.18, 112.63) 12/18/2022   16:14:49  ( -70.20, 112.61)    2.86                12
 12/18/2022   17:05:32   (  69.40, -78.91) 12/18/2022   17:04:24  (  69.45, -80.77)   72.73                68