Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 9 10.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-20) NOAA-20 Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 09/12/2018   03:21:28   (  69.38, 126.77) 09/12/2018   03:22:34  (  69.27, 129.24)   97.52                66
 09/12/2018   04:11:51   ( -68.27, -64.41) 09/12/2018   04:12:20  ( -68.27, -64.38)    1.26                29
 09/12/2018   05:02:34   (  68.10, 103.12) 09/12/2018   05:01:48  (  68.10, 103.07)    2.24                46
 09/14/2018   19:38:06   (  68.44,-116.17) 09/14/2018   19:39:18  (  68.39,-115.99)    9.25                72
 09/14/2018   20:28:46   ( -68.23,  51.41) 09/14/2018   20:28:49  ( -68.22,  51.45)    1.98                 3
 09/14/2018   21:19:29   (  68.06,-141.07) 09/14/2018   21:18:17  (  68.05,-141.11)    2.17                72
 09/17/2018   11:54:58   (  68.30,  -0.22) 09/17/2018   11:55:47  (  68.28,  -0.23)    1.46                49
 09/17/2018   12:45:40   ( -68.20, 167.22) 09/17/2018   12:45:17  ( -68.18, 167.28)    2.87                23
 09/17/2018   13:36:07   (  67.17, -24.21) 09/17/2018   13:34:59  (  67.22, -26.17)   84.75                68
 09/20/2018   03:21:27   ( -69.33, -53.16) 09/20/2018   03:22:33  ( -69.25, -50.79)   93.57                66
 09/20/2018   04:11:53   (  68.26, 115.59) 09/20/2018   04:12:16  (  68.24, 115.59)    2.59                23
 09/20/2018   05:02:34   ( -68.11, -76.90) 09/20/2018   05:01:46  ( -68.14, -76.89)    3.54                48
 09/22/2018   19:38:05   ( -68.39,  63.88) 09/22/2018   19:39:17  ( -68.38,  63.99)    4.83                72
 09/22/2018   20:28:47   (  68.18,-128.53) 09/22/2018   20:28:45  (  68.20,-128.57)    2.81                 2
 09/22/2018   21:19:29   ( -68.08,  38.91) 09/22/2018   21:18:15  ( -68.10,  38.94)    3.15                74