Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 10 12.  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)
 10/14/2018   03:21:17   (  68.65, 127.77) 10/14/2018   03:22:27  (  68.57, 128.40)   26.64                70
 10/14/2018   04:11:53   ( -68.24, -64.37) 10/14/2018   04:12:01  ( -68.25, -64.36)    1.31                 8
 10/14/2018   05:02:37   (  68.11, 103.09) 10/14/2018   05:01:28  (  68.12, 103.14)    2.39                69
 10/16/2018   19:38:06   (  68.31,-116.01) 10/16/2018   19:38:59  (  68.29,-116.06)    2.73                53
 10/16/2018   20:28:48   ( -68.22,  51.42) 10/16/2018   20:28:29  ( -68.19,  51.46)    3.27                19
 10/16/2018   21:19:17   (  67.29,-140.13) 10/16/2018   21:18:09  (  67.34,-141.87)   75.00                68
 10/19/2018   11:55:01   (  68.29,  -0.22) 10/19/2018   11:55:26  (  68.29,  -0.18)    2.07                25
 10/19/2018   12:45:42   ( -68.15, 167.28) 10/19/2018   12:44:57  ( -68.14, 167.28)    1.33                45
 10/22/2018   03:21:13   ( -68.50, -52.03) 10/22/2018   03:22:24  ( -68.46, -51.72)   13.39                71
 10/22/2018   04:11:54   (  68.23, 115.64) 10/22/2018   04:11:53  (  68.22, 115.63)    0.64                 1
 10/22/2018   05:02:35   ( -68.08, -76.86) 10/22/2018   05:01:24  ( -68.08, -76.91)    1.98                71
 10/24/2018   19:38:05   ( -68.33,  63.97) 10/24/2018   19:38:53  ( -68.34,  64.02)    2.55                48
 10/24/2018   20:28:48   (  68.16,-128.51) 10/24/2018   20:28:21  (  68.15,-128.56)    2.47                27
 10/24/2018   21:19:14   ( -67.20,  39.98) 10/24/2018   21:18:06  ( -67.23,  38.02)   84.42                68