Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 8 2.  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)
 08/03/2023   09:03:09   (  70.91,  38.97) 08/03/2023   09:03:53  (  70.89,  39.02)    2.74                44
 08/03/2023   09:53:50   ( -70.76,-153.48) 08/03/2023   09:53:19  ( -70.75,-153.54)    2.92                31
 08/05/2023   21:06:32   ( -71.77,  36.68) 08/05/2023   21:07:38  ( -71.70,  39.28)   91.06                66
 08/05/2023   21:57:00   (  70.84,-154.39) 08/05/2023   21:57:15  (  70.83,-154.44)    2.13                15
 08/05/2023   22:47:42   ( -70.74,  13.08) 08/05/2023   22:46:40  ( -70.74,  13.08)    0.25                62
 08/08/2023   10:00:08   ( -70.93,-155.32) 08/08/2023   10:01:13  ( -70.91,-155.35)    2.79                65
 08/08/2023   10:50:52   (  70.83,  12.16) 08/08/2023   10:50:36  (  70.80,  12.15)    3.55                16
 08/08/2023   11:41:21   ( -70.05,-179.29) 08/08/2023   11:40:12  ( -70.10, 178.80)   72.83                69
 08/10/2023   22:53:59   ( -70.87,  11.31) 08/10/2023   22:54:33  ( -70.90,  11.29)    3.26                34
 08/10/2023   23:44:43   (  70.77, 178.78) 08/10/2023   23:43:56  (  70.79, 178.78)    2.16                47
 08/13/2023   10:57:13   (  71.24,   9.91) 08/13/2023   10:58:24  (  71.13,  10.62)   28.46                71
 08/13/2023   11:47:50   ( -70.87, 177.84) 08/13/2023   11:47:52  ( -70.87, 177.88)    1.65                 2
 08/13/2023   12:38:30   (  70.57, -14.35) 08/13/2023   12:37:18  (  70.60, -14.87)   19.33                72
 08/15/2023   23:50:59   (  70.93, 176.95) 08/15/2023   23:51:47  (  70.90, 176.92)    3.35                48
 08/16/2023   00:41:41   ( -70.83, -15.56) 08/16/2023   00:41:12  ( -70.81, -15.57)    2.29                29