Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 4 8.  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)
 04/10/2018   11:04:29   ( -69.07,-168.50) 04/10/2018   11:05:38  ( -68.94,-166.86)   66.78                69
 04/10/2018   11:55:00   (  68.25,  -0.10) 04/10/2018   11:55:16  (  68.22,  -0.10)    3.40                16
 04/10/2018   12:45:41   ( -68.12, 167.39) 04/10/2018   12:44:46  ( -68.11, 167.40)    0.59                55
 04/13/2018   03:21:09   ( -68.36, -51.78) 04/13/2018   03:22:19  ( -68.36, -51.72)    2.55                70
 04/13/2018   04:11:52   (  68.19, 115.76) 04/13/2018   04:11:47  (  68.19, 115.73)    1.28                 5
 04/13/2018   05:02:31   ( -67.94, -76.61) 04/13/2018   05:01:19  ( -67.97, -76.89)   12.17                72
 04/15/2018   19:38:02   ( -68.29,  64.08) 04/15/2018   19:38:51  ( -68.31,  64.10)    1.71                49
 04/15/2018   20:28:46   (  68.17,-128.45) 04/15/2018   20:28:18  (  68.19,-128.39)    3.34                28
 04/15/2018   21:19:11   ( -67.17,  40.09) 04/15/2018   21:18:03  ( -67.25,  38.17)   83.24                68
 04/18/2018   11:04:31   (  69.28,  11.21) 04/18/2018   11:05:38  (  69.18,  13.42)   88.03                67
 04/18/2018   11:54:55   ( -68.23, 179.94) 04/18/2018   11:55:23  ( -68.24, 179.89)    2.90                28
 04/18/2018   12:45:39   (  68.11, -12.60) 04/18/2018   12:44:50  (  68.12, -12.61)    1.57                49
 04/21/2018   03:21:10   (  68.47, 128.09) 04/21/2018   03:22:22  (  68.42, 128.34)   11.93                72
 04/21/2018   04:11:49   ( -68.21, -64.27) 04/21/2018   04:11:54  ( -68.21, -64.28)    0.55                 5
 04/21/2018   05:02:33   (  68.10, 103.19) 04/21/2018   05:01:21  (  68.09, 103.23)    2.06                72