Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 2 4.  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)
 02/04/2023   21:20:27   ( -70.45,  35.70) 02/04/2023   21:21:38  ( -70.43,  35.78)    4.21                71
 02/04/2023   22:11:10   (  70.29,-156.73) 02/04/2023   22:11:02  (  70.29,-156.76)    1.30                 8
 02/04/2023   23:01:45   ( -69.83,  11.28) 02/04/2023   23:00:33  ( -69.90,  10.34)   36.91                72
 02/07/2023   10:14:22   ( -70.56,-157.94) 02/07/2023   10:15:34  ( -70.51,-157.62)   13.51                72
 02/07/2023   11:05:03   (  70.29,   9.79) 02/07/2023   11:04:59  (  70.31,   9.75)    2.13                 4
 02/07/2023   11:55:40   ( -69.94, 177.65) 02/07/2023   11:54:28  ( -70.03, 177.01)   26.22                72
 02/09/2023   23:08:17   ( -70.72,   8.31) 02/09/2023   23:09:28  ( -70.61,   9.03)   29.20                71
 02/09/2023   23:58:55   (  70.30, 176.30) 02/09/2023   23:58:55  (  70.30, 176.23)    2.45                 0
 02/10/2023   00:49:35   ( -70.10, -16.08) 02/10/2023   00:48:22  ( -70.14, -16.34)   10.64                73
 02/12/2023   12:02:12   ( -70.84, 174.64) 02/12/2023   12:03:22  ( -70.75, 175.73)   41.15                70
 02/12/2023   12:52:48   (  70.32, -17.21) 02/12/2023   12:52:51  (  70.32, -17.24)    1.33                 3
 02/12/2023   13:43:30   ( -70.22, 150.26) 02/12/2023   13:42:17  ( -70.23, 150.27)    0.47                73
 02/15/2023   00:56:07   ( -70.97, -19.04) 02/15/2023   00:57:16  ( -70.87, -17.60)   53.65                69
 02/15/2023   01:46:41   (  70.34, 149.28) 02/15/2023   01:46:47  (  70.32, 149.25)    2.90                 6
 02/15/2023   02:37:23   ( -70.25, -43.25) 02/15/2023   02:36:13  ( -70.23, -43.23)    1.86                70
 02/17/2023   13:50:01   ( -71.05, 147.35) 02/17/2023   13:51:10  ( -70.96, 149.04)   61.87                69
 02/17/2023   14:40:34   (  70.37, -44.24) 02/17/2023   14:40:42  (  70.35, -44.21)    3.04                 8
 02/17/2023   15:31:15   ( -70.22, 123.31) 02/17/2023   15:30:09  ( -70.21, 123.24)    2.91                66