Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2017 11 5.  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)
 11/05/2017   10:39:49   ( -68.43,-161.33) 11/05/2017   10:40:34  ( -68.42,-161.27)    2.51                45
 11/05/2017   11:30:32   (  68.24,   6.22) 11/05/2017   11:30:02  (  68.25,   6.17)    2.52                30
 11/05/2017   12:20:55   ( -67.14, 174.88) 11/05/2017   12:19:49  ( -67.20, 172.60)   98.47                66
 11/08/2017   02:06:15   (  69.21, 146.07) 11/08/2017   02:07:23  (  69.09, 147.81)   70.60                68
 11/08/2017   02:56:43   ( -68.38, -45.50) 11/08/2017   02:57:04  ( -68.37, -45.45)    2.55                21
 11/08/2017   03:47:26   (  68.20, 122.04) 11/08/2017   03:46:32  (  68.20, 121.99)    2.11                54
 11/10/2017   18:22:55   (  68.42, -97.10) 11/10/2017   18:24:04  (  68.41, -97.15)    2.71                69
 11/10/2017   19:13:36   ( -68.29,  70.39) 11/10/2017   19:13:34  ( -68.31,  70.36)    2.59                 2
 11/10/2017   20:04:16   (  67.95,-121.87) 11/10/2017   20:03:04  (  68.02,-122.34)   21.21                72
 11/13/2017   10:39:48   (  68.39,  18.71) 11/13/2017   10:40:32  (  68.38,  18.70)    0.58                44
 11/13/2017   11:30:29   ( -68.25,-173.79) 11/13/2017   11:30:03  ( -68.23,-173.85)    3.18                26
 11/16/2017   02:06:13   ( -69.27, -34.02) 11/16/2017   02:07:21  ( -69.19, -32.04)   78.48                68
 11/16/2017   02:56:42   (  68.36, 134.52) 11/16/2017   02:57:01  (  68.35, 134.55)    1.26                19
 11/16/2017   03:47:23   ( -68.21, -57.97) 11/16/2017   03:46:32  ( -68.19, -58.01)    2.13                51
 11/18/2017   18:22:52   ( -68.44,  82.88) 11/18/2017   18:24:03  ( -68.42,  82.88)    1.64                71
 11/18/2017   19:13:35   (  68.27,-109.60) 11/18/2017   19:13:30  (  68.30,-109.63)    3.25                 5
 11/18/2017   20:04:15   ( -68.07,  57.98) 11/18/2017   20:03:02  ( -68.09,  57.76)    9.35                73