Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 11 22.  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)
 11/22/2023   04:18:10   (  70.66, 110.49) 11/22/2023   04:17:00  (  70.71, 109.16)   49.36                70
 11/24/2023   14:40:18   ( -72.07, 132.58) 11/24/2023   14:41:25  ( -71.94, 134.88)   80.42                67
 11/24/2023   15:30:48   (  71.25, -58.61) 11/24/2023   15:30:58  (  71.26, -58.56)    2.29                10
 11/24/2023   16:21:30   ( -71.14, 108.88) 11/24/2023   16:20:23  ( -71.16, 108.93)    2.27                67
 11/27/2023   03:34:00   ( -71.27, -59.44) 11/27/2023   03:34:29  ( -71.29, -59.42)    3.10                29
 11/27/2023   04:24:44   (  71.17, 108.04) 11/27/2023   04:23:52  (  71.16, 108.03)    1.01                52
 11/29/2023   15:37:14   (  71.30, -60.31) 11/29/2023   15:37:57  (  71.32, -60.28)    2.70                43
 11/29/2023   16:27:56   ( -71.19, 107.20) 11/29/2023   16:27:22  ( -71.21, 107.21)    2.63                34
 12/02/2023   03:40:26   ( -71.33, -61.15) 12/02/2023   03:41:27  ( -71.35, -61.14)    2.13                61
 12/02/2023   04:31:10   (  71.23, 106.32) 12/02/2023   04:30:50  (  71.21, 106.31)    2.09                20
 12/04/2023   15:43:42   (  71.48, -62.23) 12/04/2023   15:44:53  (  71.43, -61.90)   13.10                71
 12/04/2023   16:34:22   ( -71.27, 105.46) 12/04/2023   16:34:19  ( -71.26, 105.48)    0.85                 3