Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2024 4 17.  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)
 04/17/2024   19:26:21   ( -72.00,  61.32) 04/17/2024   19:27:33  ( -71.98,  61.39)    3.43                72
 04/17/2024   20:17:04   (  71.85,-131.09) 04/17/2024   20:16:56  (  71.87,-131.14)    2.42                 8
 04/17/2024   21:07:37   ( -71.28,  37.24) 04/17/2024   21:06:27  ( -71.37,  35.70)   55.67                70
 04/20/2024   07:29:32   (  71.98,  60.57) 04/20/2024   07:30:31  (  71.96,  60.58)    1.87                59
 04/20/2024   08:20:13   ( -71.87,-131.92) 04/20/2024   08:19:54  ( -71.84,-131.96)    3.29                19
 04/22/2024   19:32:40   ( -71.96,  59.82) 04/22/2024   19:33:28  ( -71.94,  59.77)    2.74                48
 04/22/2024   20:23:24   (  71.86,-132.69) 04/22/2024   20:22:50  (  71.87,-132.69)    0.65                34
 04/25/2024   07:35:51   (  71.97,  59.01) 04/25/2024   07:36:23  (  71.96,  59.03)    1.36                32
 04/25/2024   08:26:33   ( -71.86,-133.47) 04/25/2024   08:25:47  ( -71.85,-133.49)    1.13                46
 04/27/2024   19:38:59   ( -71.93,  58.31) 04/27/2024   19:39:19  ( -71.94,  58.24)    3.08                20
 04/27/2024   20:29:43   (  71.84,-134.21) 04/27/2024   20:28:41  (  71.86,-134.24)    2.85                62
 04/30/2024   06:51:34   ( -72.47,-110.84) 04/30/2024   06:52:44  ( -72.36,-109.46)   47.68                70
 04/30/2024   07:42:10   (  71.97,  57.44) 04/30/2024   07:42:12  (  71.94,  57.48)    3.26                 2