Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 8 27.  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)
 08/28/2023   13:48:45   ( -71.91, 145.84) 08/28/2023   13:49:51  ( -71.82, 148.65)   97.85                66
 08/28/2023   14:39:12   (  70.91, -45.08) 08/28/2023   14:39:29  (  70.92, -45.12)    1.68                17
 08/28/2023   15:29:54   ( -70.83, 122.37) 08/28/2023   15:28:54  ( -70.80, 122.35)    3.42                60
 08/31/2023   02:42:24   ( -70.99, -46.01) 08/31/2023   02:43:22  ( -71.01, -45.99)    2.39                58
 08/31/2023   03:33:08   (  70.87, 121.49) 08/31/2023   03:32:46  (  70.87, 121.46)    1.30                22
 09/02/2023   14:45:55   (  71.93, -48.48) 09/02/2023   14:47:00  (  71.82, -45.68)   97.51                65
 09/02/2023   15:36:20   ( -70.96, 120.56) 09/02/2023   15:36:39  ( -70.94, 120.56)    1.68                19
 09/02/2023   16:27:04   (  70.84, -71.94) 09/02/2023   16:26:02  (  70.85, -71.92)    1.54                62
 09/05/2023   03:39:33   (  71.02, 119.65) 09/05/2023   03:40:29  (  71.01, 119.68)    1.17                56
 09/05/2023   04:30:15   ( -70.93, -72.88) 09/05/2023   04:29:54  ( -70.90, -72.84)    3.24                21
 09/07/2023   16:33:28   (  70.94, -73.72) 09/07/2023   16:33:45  (  70.94, -73.77)    1.90                17
 09/07/2023   17:24:10   ( -70.85,  93.76) 09/07/2023   17:23:10  ( -70.84,  93.72)    2.00                60