Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 12 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)
 12/01/2018   03:21:03   (  68.26, 128.33) 12/01/2018   03:21:46  (  68.28, 128.29)    3.25                43
 12/01/2018   04:11:45   ( -68.19, -64.25) 12/01/2018   04:11:16  ( -68.17, -64.21)    2.51                29
 12/03/2018   18:47:26   ( -69.06,  75.74) 12/03/2018   18:48:35  ( -68.97,  77.38)   66.44                69
 12/03/2018   19:37:57   (  68.23,-115.86) 12/03/2018   19:38:13  (  68.25,-115.86)    1.33                16
 12/03/2018   20:28:38   ( -68.10,  51.63) 12/03/2018   20:27:43  ( -68.14,  51.64)    3.46                55
 12/06/2018   11:04:07   ( -68.34,-167.52) 12/06/2018   11:05:13  ( -68.34,-167.51)    0.79                66
 12/06/2018   11:54:51   (  68.21,  -0.05) 12/06/2018   11:54:40  (  68.22,   0.00)    2.61                11
 12/06/2018   12:45:27   ( -67.81, 167.77) 12/06/2018   12:44:15  ( -67.84, 167.18)   24.98                72
 12/09/2018   03:21:00   ( -68.26, -51.65) 12/09/2018   03:21:41  ( -68.28, -51.69)    2.24                41
 12/09/2018   04:11:44   (  68.14, 115.82) 12/09/2018   04:11:08  (  68.16, 115.82)    2.40                36
 12/11/2018   18:47:21   (  68.87,-103.98) 12/11/2018   18:48:31  (  68.72,-102.89)   46.94                70
 12/11/2018   19:37:53   ( -68.24,  64.16) 12/11/2018   19:38:08  ( -68.23,  64.14)    1.84                15
 12/11/2018   20:28:37   (  68.12,-128.38) 12/11/2018   20:27:35  (  68.11,-128.35)    1.63                62
 12/14/2018   11:04:05   (  68.32,  12.52) 12/14/2018   11:05:06  (  68.30,  12.48)    2.48                61
 12/14/2018   11:54:46   ( -68.17,-179.97) 12/14/2018   11:54:36  ( -68.19, 179.99)    3.18                10
 12/14/2018   12:45:21   (  67.57, -11.91) 12/14/2018   12:44:11  (  67.63, -13.02)   47.39                70