Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 1 1.  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)
 01/01/2018   18:47:40   ( -68.42,  76.71) 01/01/2018   18:48:43  ( -68.39,  76.69)    3.02                63
 01/01/2018   19:38:24   (  68.30,-115.82) 01/01/2018   19:38:10  (  68.28,-115.80)    1.98                14
 01/01/2018   20:28:58   ( -67.78,  52.14) 01/01/2018   20:27:46  ( -67.84,  51.31)   35.50                72
 01/04/2018   11:04:33   ( -68.37,-167.46) 01/04/2018   11:05:13  ( -68.35,-167.48)    2.84                40
 01/04/2018   11:55:17   (  68.26,  -0.00) 01/04/2018   11:54:40  (  68.24,   0.03)    2.57                37
 01/07/2018   02:30:54   (  69.02, 140.14) 01/07/2018   02:32:03  (  68.91, 141.45)   54.02                69
 01/07/2018   03:21:25   ( -68.33, -51.64) 01/07/2018   03:21:41  ( -68.36, -51.59)    3.15                16
 01/07/2018   04:12:08   (  68.17, 115.89) 01/07/2018   04:11:09  (  68.19, 115.85)    2.83                59
 01/09/2018   18:47:36   (  68.39,-103.26) 01/09/2018   18:48:41  (  68.40,-103.29)    2.11                65
 01/09/2018   19:38:18   ( -68.29,  64.19) 01/09/2018   19:38:11  ( -68.30,  64.22)    1.49                 7
 01/09/2018   20:28:55   (  67.80,-127.89) 01/09/2018   20:27:44  (  67.85,-128.67)   32.99                71
 01/12/2018   11:04:29   (  68.35,  12.56) 01/12/2018   11:05:11  (  68.34,  12.51)    2.81                42
 01/12/2018   11:55:11   ( -68.25,-179.99) 01/12/2018   11:54:41  ( -68.23,-179.98)    2.04                30
 01/15/2018   02:30:53   ( -69.22, -40.14) 01/15/2018   02:32:01  ( -69.10, -38.30)   73.85                68
 01/15/2018   03:21:22   (  68.31, 128.39) 01/15/2018   03:21:40  (  68.32, 128.37)    0.81                18
 01/15/2018   04:12:04   ( -68.21, -64.17) 01/15/2018   04:11:10  ( -68.21, -64.12)    1.97                54