Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 8 29.  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)
 08/31/2023   02:42:23   ( -70.98, -45.99) 08/31/2023   02:43:22  ( -70.98, -46.04)    2.04                59
 08/31/2023   03:33:08   (  70.91, 121.44) 08/31/2023   03:32:45  (  70.89, 121.49)    2.53                23
 09/02/2023   14:45:54   (  71.91, -48.45) 09/02/2023   14:47:00  (  71.79, -45.73)   94.94                66
 09/02/2023   15:36:19   ( -70.94, 120.59) 09/02/2023   15:36:38  ( -70.96, 120.60)    2.74                19
 09/02/2023   16:27:03   (  70.82, -71.91) 09/02/2023   16:26:02  (  70.82, -71.96)    1.83                61
 09/05/2023   03:39:33   (  71.00, 119.68) 09/05/2023   03:40:30  (  70.99, 119.64)    1.91                57
 09/05/2023   04:30:15   ( -70.91, -72.85) 09/05/2023   04:29:54  ( -70.93, -72.80)    2.94                21
 09/07/2023   16:33:29   (  70.98, -73.77) 09/07/2023   16:33:45  (  70.98, -73.71)    2.13                16
 09/07/2023   17:24:11   ( -70.89,  93.70) 09/07/2023   17:23:10  ( -70.87,  93.77)    3.26                61
 09/10/2023   04:36:40   ( -71.02, -74.64) 09/10/2023   04:37:38  ( -71.00, -74.69)    3.11                58
 09/10/2023   05:27:24   (  70.91,  92.85) 09/10/2023   05:27:01  (  70.89,  92.82)    2.31                23