Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 2 22.  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)
 02/24/2018   02:30:53   (  69.09, 139.95) 02/24/2018   02:32:01  (  68.99, 141.56)   65.27                68
 02/24/2018   03:21:21   ( -68.26, -51.63) 02/24/2018   03:21:42  ( -68.27, -51.70)    2.91                21
 02/24/2018   04:12:06   (  68.18, 115.78) 02/24/2018   04:11:09  (  68.16, 115.82)    3.27                57
 02/26/2018   18:47:34   (  68.35,-103.29) 02/26/2018   18:48:41  (  68.34,-103.36)    2.93                67
 02/26/2018   19:38:15   ( -68.21,  64.20) 02/26/2018   19:38:11  ( -68.23,  64.14)    3.06                 4
 02/26/2018   20:28:54   (  67.82,-128.00) 02/26/2018   20:27:42  (  67.90,-128.61)   27.07                72
 03/01/2018   11:04:28   (  68.36,  12.46) 03/01/2018   11:05:08  (  68.34,  12.52)    3.31                40
 03/01/2018   11:55:08   ( -68.17,-179.98) 03/01/2018   11:54:39  ( -68.18, 179.97)    2.79                29
 03/04/2018   02:30:50   ( -69.08, -40.04) 03/04/2018   02:31:59  ( -69.01, -38.42)   65.28                69
 03/04/2018   03:21:21   (  68.26, 128.35) 03/04/2018   03:21:37  (  68.28, 128.33)    1.56                16
 03/04/2018   04:12:03   ( -68.18, -64.22) 03/04/2018   04:11:07  ( -68.17, -64.16)    2.54                56
 03/06/2018   18:47:32   ( -68.40,  76.64) 03/06/2018   18:48:38  ( -68.37,  76.68)    3.28                66
 03/06/2018   19:38:15   (  68.22,-115.83) 03/06/2018   19:38:05  (  68.25,-115.82)    2.94                10
 03/06/2018   20:28:52   ( -67.87,  51.94) 03/06/2018   20:27:39  ( -67.93,  51.44)   22.21                73