Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 10 13.  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   (  68.60, 127.83) 10/14/2018   03:22:28  (  68.51, 128.32)   22.50                71
 10/14/2018   04:11:54   ( -68.25, -64.39) 10/14/2018   04:12:01  ( -68.24, -64.37)    1.06                 7
 10/14/2018   05:02:38   (  68.12, 103.08) 10/14/2018   05:01:28  (  68.12, 103.14)    2.46                70
 10/16/2018   19:38:07   (  68.30,-116.01) 10/16/2018   19:38:59  (  68.28,-116.07)    3.13                52
 10/16/2018   20:28:49   ( -68.21,  51.43) 10/16/2018   20:28:29  ( -68.19,  51.45)    3.00                20
 10/16/2018   21:19:18   (  67.28,-140.12) 10/16/2018   21:18:09  (  67.33,-141.88)   75.69                69
 10/19/2018   11:04:37   ( -69.40,-169.03) 10/19/2018   11:05:43  ( -69.29,-166.57)   97.39                66
 10/19/2018   11:55:02   (  68.26,  -0.19) 10/19/2018   11:55:26  (  68.27,  -0.19)    1.05                24
 10/19/2018   12:45:43   ( -68.12, 167.31) 10/19/2018   12:44:57  ( -68.12, 167.26)    2.07                46
 10/22/2018   03:21:13   ( -68.40, -51.90) 10/22/2018   03:22:25  ( -68.39, -51.81)    3.62                72
 10/22/2018   04:11:56   (  68.22, 115.63) 10/22/2018   04:11:53  (  68.20, 115.61)    2.69                 3
 10/22/2018   05:02:37   ( -68.08, -76.87) 10/22/2018   05:01:23  ( -68.11, -76.87)    3.60                74
 10/24/2018   19:38:07   ( -68.30,  63.99) 10/24/2018   19:38:53  ( -68.32,  63.98)    1.77                46
 10/24/2018   20:28:51   (  68.18,-128.55) 10/24/2018   20:28:20  (  68.18,-128.53)    0.84                31
 10/24/2018   21:19:14   ( -67.07,  40.13) 10/24/2018   21:18:07  ( -67.14,  37.93)   95.58                67