Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 10 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)
 10/30/2023   12:26:19   ( -71.21, 167.58) 10/30/2023   12:27:22  ( -71.23, 167.61)    2.58                63
 10/30/2023   13:17:03   (  71.10, -24.92) 10/30/2023   13:16:44  (  71.12, -24.90)    2.17                19
 10/30/2023   14:07:30   ( -70.22, 143.83) 10/30/2023   14:06:23  ( -70.29, 141.52)   87.18                67
 11/02/2023   00:29:41   (  71.60, 166.09) 11/02/2023   00:30:51  (  71.50, 167.12)   37.73                70
 11/02/2023   01:20:16   ( -71.13, -25.78) 11/02/2023   01:20:22  ( -71.11, -25.85)    3.02                 6
 11/02/2023   02:10:57   (  70.87, 141.98) 11/02/2023   02:09:45  (  70.94, 141.56)   17.54                72
 11/04/2023   13:23:32   (  71.16, -26.65) 11/04/2023   13:23:55  (  71.18, -26.67)    1.73                23
 11/04/2023   14:14:14   ( -71.06, 140.85) 11/04/2023   14:13:21  ( -71.06, 140.80)    1.63                53
 11/07/2023   01:26:46   ( -71.20, -27.52) 11/07/2023   01:27:32  ( -71.20, -27.56)    1.33                46
 11/07/2023   02:17:30   (  71.10, 139.96) 11/07/2023   02:16:54  (  71.09, 139.92)    2.49                36
 11/09/2023   13:30:02   (  71.26, -28.44) 11/09/2023   13:31:04  (  71.24, -28.42)    2.50                62
 11/09/2023   14:20:44   ( -71.15, 139.07) 11/09/2023   14:20:30  ( -71.13, 139.05)    2.88                14
 11/09/2023   15:11:12   (  70.22, -52.09) 11/09/2023   15:10:06  (  70.24, -54.60)   94.42                66
 11/12/2023   01:33:24   ( -71.73, -30.07) 11/12/2023   01:34:34  ( -71.57, -28.82)   47.30                70
 11/12/2023   02:23:59   (  71.17, 138.23) 11/12/2023   02:24:01  (  71.18, 138.22)    0.90                 2
 11/12/2023   03:14:40   ( -71.01, -54.18) 11/12/2023   03:13:28  ( -71.01, -54.39)    7.96                72