Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 9 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)
 09/30/2023   08:25:03   ( -71.07,-131.84) 09/30/2023   08:25:39  ( -71.05,-131.87)    2.79                36
 09/30/2023   09:15:47   (  70.95,  35.67) 09/30/2023   09:15:01  (  70.97,  35.68)    2.16                46
 10/02/2023   20:28:15   (  71.12,-132.73) 10/02/2023   20:29:23  (  71.09,-132.76)    3.24                68
 10/02/2023   21:18:57   ( -71.03,  34.74) 10/02/2023   21:18:48  ( -71.02,  34.78)    2.37                 9
 10/02/2023   22:09:29   (  70.29,-156.74) 10/02/2023   22:08:21  (  70.33,-158.59)   69.22                68
 10/05/2023   09:22:08   (  71.05,  33.92) 10/05/2023   09:22:31  (  71.07,  33.90)    3.10                23
 10/05/2023   10:12:50   ( -70.96,-158.61) 10/05/2023   10:11:57  ( -70.95,-158.64)    1.25                53
 10/07/2023   21:25:18   ( -71.14,  32.98) 10/07/2023   21:26:17  ( -71.12,  33.00)    2.50                59
 10/07/2023   22:16:02   (  71.03,-159.53) 10/07/2023   22:15:39  (  71.02,-159.49)    2.35                23
 10/10/2023   09:28:40   (  71.80,  31.01) 10/10/2023   09:29:48  (  71.69,  32.96)   69.10                68
 10/10/2023   10:19:10   ( -71.08,-160.40) 10/10/2023   10:19:23  ( -71.09,-160.36)    1.65                13
 10/10/2023   11:09:54   (  70.98,   7.08) 10/10/2023   11:08:45  (  70.98,   7.14)    2.01                69
 10/12/2023   22:22:21   (  71.13,-161.28) 10/12/2023   22:23:04  (  71.12,-161.25)    1.39                43
 10/12/2023   23:13:03   ( -71.03,   6.21) 10/12/2023   23:12:30  ( -71.02,   6.23)    1.55                33