Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and TERRA
TLE Epoch: 2023 10 13.  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)
 10/15/2023   10:25:31   ( -71.33,-162.40) 10/15/2023   10:26:42  ( -71.29,-161.95)   16.78                71
 10/15/2023   11:16:12   (  71.07,   5.36) 10/15/2023   11:16:06  (  71.07,   5.38)    0.98                 6
 10/15/2023   12:06:48   ( -70.66, 173.35) 10/15/2023   12:05:36  ( -70.74, 172.52)   31.66                72
 10/17/2023   23:19:20   ( -71.12,   4.49) 10/17/2023   23:19:48  ( -71.12,   4.50)    0.45                28
 10/18/2023   00:10:04   (  71.02, 171.97) 10/18/2023   00:09:10  (  71.01, 171.99)    1.12                54
 10/20/2023   11:22:29   (  71.18,   3.60) 10/20/2023   11:23:24  (  71.18,   3.65)    1.95                55
 10/20/2023   12:13:11   ( -71.08, 171.08) 10/20/2023   12:12:50  ( -71.07, 171.13)    2.28                21
 10/22/2023   23:25:47   ( -71.77,   1.77) 10/22/2023   23:26:56  ( -71.68,   3.52)   61.81                69
 10/23/2023   00:16:20   (  71.11, 170.25) 10/23/2023   00:16:26  (  71.13, 170.29)    2.36                 6
 10/23/2023   01:07:02   ( -71.01, -22.26) 10/23/2023   01:05:52  ( -71.02, -22.22)    2.27                70
 10/25/2023   12:19:27   ( -71.14, 169.42) 10/25/2023   12:20:06  ( -71.16, 169.39)    1.91                39
 10/25/2023   13:10:11   (  71.05, -23.12) 10/25/2023   13:09:28  (  71.03, -23.15)    2.67                43