Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2017 11 12.  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)
 11/13/2017   10:39:49   (  68.41,  18.68) 11/13/2017   10:40:33  (  68.41,  18.72)    1.74                44
 11/13/2017   11:30:30   ( -68.28,-173.83) 11/13/2017   11:30:04  ( -68.25,-173.83)    2.87                26
 11/16/2017   02:06:15   ( -69.36, -34.14) 11/16/2017   02:07:22  ( -69.25, -31.98)   85.75                67
 11/16/2017   02:56:43   (  68.38, 134.49) 11/16/2017   02:57:03  (  68.36, 134.54)    3.39                20
 11/16/2017   03:47:23   ( -68.19, -57.94) 11/16/2017   03:46:34  ( -68.20, -58.01)    3.07                49
 11/18/2017   18:22:53   ( -68.52,  82.76) 11/18/2017   18:24:04  ( -68.48,  82.93)    8.46                71
 11/18/2017   19:13:35   (  68.30,-109.64) 11/18/2017   19:13:32  (  68.30,-109.64)    0.58                 3
 11/18/2017   20:04:16   ( -68.16,  57.86) 11/18/2017   20:03:03  ( -68.15,  57.81)    2.35                73
 11/21/2017   10:39:45   ( -68.39,-161.29) 11/21/2017   10:40:35  ( -68.37,-161.32)    2.08                50
 11/21/2017   11:30:29   (  68.27,   6.16) 11/21/2017   11:30:02  (  68.25,   6.18)    2.55                27
 11/21/2017   12:20:54   ( -67.27, 174.72) 11/21/2017   12:19:47  ( -67.32, 172.74)   85.11                67
 11/24/2017   02:06:13   (  69.32, 145.90) 11/24/2017   02:07:20  (  69.26, 148.04)   84.59                67
 11/24/2017   02:56:39   ( -68.36, -45.49) 11/24/2017   02:57:04  ( -68.38, -45.43)    3.14                25
 11/24/2017   03:47:22   (  68.20, 122.03) 11/24/2017   03:46:32  (  68.20, 122.01)    0.97                50