Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 1 16.  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)
 01/17/2018   18:47:37   ( -68.42,  76.68) 01/17/2018   18:48:42  ( -68.44,  76.75)    3.20                65
 01/17/2018   19:38:20   (  68.24,-115.78) 01/17/2018   19:38:10  (  68.27,-115.81)    2.69                10
 01/17/2018   20:28:57   ( -67.89,  51.98) 01/17/2018   20:27:44  ( -67.94,  51.43)   23.66                73
 01/20/2018   11:04:31   ( -68.35,-167.46) 01/20/2018   11:05:12  ( -68.36,-167.47)    0.73                41
 01/20/2018   11:55:15   (  68.23,  -0.00) 01/20/2018   11:54:39  (  68.24,   0.04)    1.98                36
 01/23/2018   02:30:54   (  68.97, 140.17) 01/23/2018   02:32:03  (  68.87, 141.41)   51.02                69
 01/23/2018   03:21:26   ( -68.34, -51.68) 01/23/2018   03:21:41  ( -68.32, -51.63)    2.66                15
 01/23/2018   04:12:09   (  68.17, 115.85) 01/23/2018   04:11:09  (  68.15, 115.81)    2.76                60
 01/25/2018   18:47:37   (  68.36,-103.27) 01/25/2018   18:48:39  (  68.37,-103.32)    2.27                62
 01/25/2018   19:38:19   ( -68.27,  64.18) 01/25/2018   19:38:09  ( -68.27,  64.19)    0.66                10
 01/25/2018   20:28:54   (  67.67,-127.77) 01/25/2018   20:27:43  (  67.76,-128.76)   43.00                71
 01/28/2018   11:04:32   (  68.35,  12.52) 01/28/2018   11:05:07  (  68.36,  12.56)    1.85                35
 01/28/2018   11:55:13   ( -68.20,-179.97) 01/28/2018   11:54:38  ( -68.20, 180.00)    1.31                35