Simultaneous Nadir Overpasses (SNOs) between NOAA-20 and TERRA
TLE Epoch: 2018 1 11.  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)
 01/12/2018   11:04:32   (  68.34,  12.56) 01/12/2018   11:05:11  (  68.36,  12.54)    1.81                39
 01/12/2018   11:55:14   ( -68.25, 179.99) 01/12/2018   11:54:41  ( -68.24,-179.96)    2.30                33
 01/15/2018   02:30:55   ( -69.09, -39.98) 01/15/2018   02:32:04  ( -68.94, -38.50)   61.01                69
 01/15/2018   03:21:27   (  68.33, 128.34) 01/15/2018   03:21:40  (  68.34, 128.40)    2.36                13
 01/15/2018   04:12:08   ( -68.18, -64.15) 01/15/2018   04:11:11  ( -68.17, -64.17)    1.94                57
 01/17/2018   18:47:37   ( -68.43,  76.67) 01/17/2018   18:48:41  ( -68.41,  76.72)    3.08                64
 01/17/2018   19:38:20   (  68.26,-115.80) 01/17/2018   19:38:09  (  68.24,-115.83)    2.22                11
 01/17/2018   20:28:56   ( -67.84,  52.04) 01/17/2018   20:27:44  ( -67.85,  51.35)   29.00                72
 01/20/2018   11:04:31   ( -68.36,-167.47) 01/20/2018   11:05:10  ( -68.36,-167.45)    0.96                39
 01/20/2018   11:55:14   (  68.19,   0.05) 01/20/2018   11:54:38  (  68.19,  -0.01)    2.33                36
 01/23/2018   02:30:52   (  68.87, 140.30) 01/23/2018   02:32:02  (  68.79, 141.33)   42.52                70
 01/23/2018   03:21:25   ( -68.29, -51.62) 01/23/2018   03:21:39  ( -68.30, -51.64)    1.47                14
 01/23/2018   04:12:09   (  68.18, 115.83) 01/23/2018   04:11:06  (  68.18, 115.87)    1.43                63