Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 10 28.  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)
 10/28/2023   01:13:47   ( -71.09, -24.09) 10/28/2023   01:13:09  ( -71.08, -24.02)    2.43                38
 10/30/2023   12:26:19   ( -71.21, 167.59) 10/30/2023   12:27:23  ( -71.19, 167.55)    2.56                64
 10/30/2023   13:17:02   (  71.10, -24.91) 10/30/2023   13:16:44  (  71.07, -24.97)    3.25                18
 10/30/2023   14:07:29   ( -70.22, 143.84) 10/30/2023   14:06:22  ( -70.30, 141.54)   86.97                67
 11/02/2023   00:29:41   (  71.59, 166.10) 11/02/2023   00:30:52  (  71.47, 167.07)   36.77                71
 11/02/2023   01:20:16   ( -71.13, -25.77) 11/02/2023   01:20:22  ( -71.14, -25.80)    2.39                 6
 11/02/2023   02:10:58   (  70.91, 141.90) 11/02/2023   02:09:45  (  70.97, 141.60)   12.61                73
 11/04/2023   13:23:32   (  71.16, -26.64) 11/04/2023   13:23:56  (  71.18, -26.67)    2.57                24
 11/04/2023   14:14:14   ( -71.05, 140.86) 11/04/2023   14:13:22  ( -71.06, 140.80)    2.58                52
 11/07/2023   01:26:47   ( -71.25, -27.60) 11/07/2023   01:27:33  ( -71.24, -27.51)    3.03                46
 11/07/2023   02:17:30   (  71.09, 139.97) 11/07/2023   02:16:55  (  71.12, 139.97)    2.67                35
 11/09/2023   13:30:02   (  71.25, -28.42) 11/09/2023   13:31:06  (  71.26, -28.40)    1.47                64
 11/09/2023   14:20:44   ( -71.14, 139.09) 11/09/2023   14:20:32  ( -71.15, 139.08)    1.33                12