Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 3 17.  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)
 03/17/2023   10:52:25   (  70.97,  11.80) 03/17/2023   10:53:35  (  70.85,  12.99)   45.09                70
 03/17/2023   11:42:58   ( -70.40,-179.97) 03/17/2023   11:43:07  ( -70.43,-179.98)    3.39                 9
 03/17/2023   12:33:42   (  70.29, -12.48) 03/17/2023   12:32:30  (  70.30, -12.51)    1.60                72
 03/19/2023   23:46:12   (  70.64, 178.85) 03/19/2023   23:47:23  (  70.58, 179.13)   12.50                71
 03/20/2023   00:36:52   ( -70.45, -13.51) 03/20/2023   00:36:50  ( -70.43, -13.43)    3.23                 2
 03/20/2023   01:27:29   (  69.97, 154.54) 03/20/2023   01:26:18  (  70.03, 153.65)   34.45                71
 03/22/2023   12:40:03   (  70.54, -14.46) 03/22/2023   12:41:06  (  70.54, -14.39)    2.97                63
 03/22/2023   13:30:44   ( -70.40, 153.09) 03/22/2023   13:30:33  ( -70.39, 153.05)    1.44                11
 03/22/2023   14:21:14   (  69.60, -38.40) 03/22/2023   14:20:06  (  69.65, -40.32)   74.53                68
 03/25/2023   01:33:54   (  70.51, 152.12) 03/25/2023   01:34:47  (  70.51, 152.12)    0.38                53
 03/25/2023   02:24:36   ( -70.41, -40.41) 03/25/2023   02:24:13  ( -70.42, -40.36)    2.03                23
 03/27/2023   14:27:46   (  70.49, -41.32) 03/27/2023   14:28:28  (  70.49, -41.34)    1.09                42
 03/27/2023   15:18:28   ( -70.39, 126.16) 03/27/2023   15:17:54  ( -70.40, 126.18)    1.68                34
 03/30/2023   03:21:38   (  70.47, 125.23) 03/30/2023   03:22:08  (  70.49, 125.21)    1.46                30
 03/30/2023   04:12:20   ( -70.37, -67.29) 03/30/2023   04:11:34  ( -70.39, -67.27)    2.63                46