Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 11 3.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(TERRA) TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/03/2018   04:37:48   (  67.37, 110.44) 11/03/2018   04:36:40  (  67.44, 108.63)   77.62                68
 11/05/2018   18:23:07   ( -69.51,  81.48) 11/05/2018   18:24:13  ( -69.44,  84.03)   99.91                66
 11/05/2018   19:13:32   (  68.36,-109.65) 11/05/2018   19:13:57  (  68.39,-109.66)    3.21                25
 11/05/2018   20:04:12   ( -68.23,  57.83) 11/05/2018   20:03:27  ( -68.22,  57.78)    2.72                45
 11/08/2018   10:39:44   ( -68.57,-161.47) 11/08/2018   10:40:55  ( -68.56,-161.21)   10.87                71
 11/08/2018   11:30:26   (  68.33,   6.15) 11/08/2018   11:30:24  (  68.33,   6.17)    0.67                 2
 11/08/2018   12:21:07   ( -68.20, 173.63) 11/08/2018   12:19:54  ( -68.23, 173.67)    2.96                73
 11/11/2018   02:56:36   ( -68.38, -45.46) 11/11/2018   02:57:25  ( -68.40, -45.51)    2.82                49
 11/11/2018   03:47:21   (  68.31, 121.95) 11/11/2018   03:46:52  (  68.28, 122.00)    3.19                29
 11/11/2018   04:37:45   ( -67.26, -69.45) 11/11/2018   04:36:38  ( -67.29, -71.51)   88.83                67
 11/13/2018   18:23:03   (  69.19, -98.10) 11/13/2018   18:24:11  (  69.13, -96.33)   70.06                68
 11/13/2018   19:13:31   ( -68.36,  70.34) 11/13/2018   19:13:53  ( -68.36,  70.34)    0.87                22
 11/13/2018   20:04:15   (  68.23,-122.19) 11/13/2018   20:03:20  (  68.24,-122.16)    2.01                55
 11/16/2018   10:39:44   (  68.42,  18.71) 11/16/2018   10:40:51  (  68.43,  18.67)    1.95                67
 11/16/2018   11:30:26   ( -68.33,-173.87) 11/16/2018   11:30:21  ( -68.33,-173.81)    2.18                 5
 11/16/2018   12:21:03   (  67.89,  -5.99) 11/16/2018   12:19:51  (  67.99,  -6.58)   26.94                72