Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 10 21.  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)
 10/22/2023   23:25:53   ( -71.37,   2.43) 10/22/2023   23:27:04  ( -71.31,   2.91)   18.16                71
 10/23/2023   00:16:34   (  71.10, 170.20) 10/23/2023   00:16:28  (  71.09, 170.22)    1.33                 6
 10/23/2023   01:07:10   ( -70.69, -21.80) 10/23/2023   01:05:58  ( -70.76, -22.63)   31.45                72
 10/25/2023   11:29:22   (  72.08,   0.31) 10/25/2023   11:30:27  (  72.01,   3.12)   96.95                65
 10/25/2023   12:19:48   ( -71.16, 169.30) 10/25/2023   12:20:07  ( -71.14, 169.35)    2.58                19
 10/25/2023   13:10:32   (  71.05, -23.20) 10/25/2023   13:09:29  (  71.02, -23.17)    3.05                63
 10/28/2023   00:23:04   (  71.16, 168.49) 10/28/2023   00:23:43  (  71.14, 168.42)    3.04                39
 10/28/2023   01:13:46   ( -71.05, -24.02) 10/28/2023   01:13:09  ( -71.03, -24.10)    3.58                37
 10/30/2023   12:26:19   ( -71.22, 167.57) 10/30/2023   12:27:21  ( -71.22, 167.61)    1.42                62
 10/30/2023   13:17:03   (  71.12, -24.95) 10/30/2023   13:16:43  (  71.10, -24.92)    2.36                20
 10/30/2023   14:07:29   ( -70.18, 143.90) 10/30/2023   14:06:23  ( -70.23, 141.44)   93.02                66
 11/02/2023   00:29:41   (  71.56, 166.16) 11/02/2023   00:30:52  (  71.41, 166.98)   33.21                71
 11/02/2023   01:20:17   ( -71.13, -25.78) 11/02/2023   01:20:21  ( -71.14, -25.79)    1.02                 4
 11/02/2023   02:10:57   (  70.83, 142.04) 11/02/2023   02:09:45  (  70.91, 141.51)   21.41                72