Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 12 19.  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)
 12/19/2018   18:47:27   ( -68.94,  75.90) 12/19/2018   18:48:37  ( -68.83,  77.21)   54.24                70
 12/19/2018   19:38:00   (  68.23,-115.84) 12/19/2018   19:38:13  (  68.22,-115.89)    2.02                13
 12/19/2018   20:28:41   ( -68.09,  51.65) 12/19/2018   20:27:43  ( -68.11,  51.62)    2.52                58
 12/22/2018   11:04:13   ( -68.33,-167.52) 12/22/2018   11:05:15  ( -68.36,-167.49)    3.20                62
 12/22/2018   11:54:57   (  68.20,  -0.04) 12/22/2018   11:54:43  (  68.19,  -0.04)    1.52                14
 12/22/2018   12:45:31   ( -67.69, 167.92) 12/22/2018   12:44:19  ( -67.75, 167.08)   36.09                72
 12/25/2018   03:21:09   ( -68.25, -51.65) 12/25/2018   03:21:46  ( -68.27, -51.71)    3.52                37
 12/25/2018   04:11:54   (  68.18, 115.75) 12/25/2018   04:11:13  (  68.16, 115.80)    3.34                41
 12/27/2018   18:47:31   (  68.70,-103.78) 12/27/2018   18:48:42  (  68.56,-103.11)   30.91                71
 12/27/2018   19:38:06   ( -68.23,  64.15) 12/27/2018   19:38:16  ( -68.24,  64.13)    1.79                10
 12/27/2018   20:28:50   (  68.11,-128.39) 12/27/2018   20:27:43  (  68.12,-128.36)    2.05                67
 12/30/2018   11:04:20   (  68.30,  12.50) 12/30/2018   11:05:15  (  68.31,  12.46)    2.00                55
 12/30/2018   11:55:02   ( -68.20, 179.94) 12/30/2018   11:54:45  ( -68.21, 179.97)    1.28                17
 12/30/2018   12:45:33   (  67.38, -11.74) 12/30/2018   12:44:24  (  67.41, -13.30)   66.68                69