Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 9 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)
 09/02/2023   14:45:55   (  71.94, -48.50) 09/02/2023   14:47:00  (  71.81, -45.69)   97.95                65
 09/02/2023   15:36:19   ( -70.92, 120.62) 09/02/2023   15:36:39  ( -70.93, 120.54)    2.96                20
 09/02/2023   16:27:04   (  70.85, -71.96) 09/02/2023   16:26:02  (  70.85, -71.93)    1.20                62
 09/05/2023   03:39:34   (  71.03, 119.63) 09/05/2023   03:40:30  (  71.01, 119.67)    2.75                56
 09/05/2023   04:30:15   ( -70.89, -72.82) 09/05/2023   04:29:55  ( -70.89, -72.86)    1.44                20
 09/07/2023   15:43:01   ( -71.95, 117.19) 09/07/2023   15:44:07  ( -71.84, 120.01)   98.50                66
 09/07/2023   16:33:28   (  70.96, -73.74) 09/07/2023   16:33:45  (  70.94, -73.78)    2.81                17
 09/07/2023   17:24:10   ( -70.87,  93.72) 09/07/2023   17:23:09  ( -70.88,  93.78)    2.31                61
 09/10/2023   04:36:39   ( -71.01, -74.62) 09/10/2023   04:37:37  ( -71.00, -74.69)    2.99                58
 09/10/2023   05:27:23   (  70.89,  92.88) 09/10/2023   05:27:00  (  70.90,  92.82)    2.25                23
 09/12/2023   16:40:08   (  71.87, -76.95) 09/12/2023   16:41:14  (  71.75, -74.48)   87.17                66
 09/12/2023   17:30:35   ( -71.00,  91.91) 09/12/2023   17:30:51  ( -70.99,  91.97)    2.67                16
 09/12/2023   18:21:19   (  70.89,-100.60) 09/12/2023   18:20:14  (  70.88,-100.54)    2.43                65
 09/15/2023   05:33:48   (  71.04,  91.03) 09/15/2023   05:34:40  (  71.05,  91.08)    2.04                52
 09/15/2023   06:24:30   ( -70.95,-101.49) 09/15/2023   06:24:05  ( -70.96,-101.42)    2.91                25