Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 12 28.  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)
 12/29/2023   17:56:55   (  71.43, -95.44) 12/29/2023   17:57:32  (  71.42, -95.41)    1.00                37
 12/29/2023   18:47:37   ( -71.34,  72.04) 12/29/2023   18:46:56  ( -71.33,  72.10)    2.21                41
 01/01/2024   06:00:04   ( -71.44, -96.25) 01/01/2024   06:00:53  ( -71.45, -96.24)    1.24                49
 01/01/2024   06:50:48   (  71.33,  71.25) 01/01/2024   06:50:16  (  71.34,  71.24)    0.64                32
 01/03/2024   18:03:15   (  71.45, -97.06) 01/03/2024   18:04:12  (  71.47, -97.06)    2.45                57
 01/03/2024   18:53:57   ( -71.36,  70.42) 01/03/2024   18:53:37  ( -71.34,  70.38)    2.73                20
 01/06/2024   06:06:24   ( -71.48, -97.90) 01/06/2024   06:07:32  ( -71.50, -97.89)    1.82                68
 01/06/2024   06:57:08   (  71.38,  69.59) 01/06/2024   06:56:55  (  71.37,  69.57)    0.97                13
 01/06/2024   07:47:38   ( -70.66,-121.87) 01/06/2024   07:46:30  ( -70.70,-123.81)   71.62                68
 01/08/2024   18:09:37   (  71.62, -98.93) 01/08/2024   18:10:49  (  71.55, -98.66)   12.07                72
 01/08/2024   19:00:17   ( -71.42,  68.74) 01/08/2024   19:00:14  ( -71.43,  68.79)    1.88                 3