Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 9 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)
 09/05/2019   18:22:45   ( -68.45,  82.87) 09/05/2019   18:23:39  ( -68.43,  82.89)    2.29                54
 09/05/2019   19:13:28   (  68.28,-109.60) 09/05/2019   19:13:07  (  68.27,-109.66)    2.42                21
 09/05/2019   20:03:57   ( -67.49,  58.70) 09/05/2019   20:02:48  ( -67.54,  57.13)   66.81                69
 09/08/2019   09:49:16   (  69.49,  29.89) 09/08/2019   09:50:22  (  69.37,  32.33)   96.29                66
 09/08/2019   10:39:39   ( -68.38,-161.27) 09/08/2019   10:40:08  ( -68.37,-161.30)    1.83                29
 09/08/2019   11:30:22   (  68.27,   6.18) 09/08/2019   11:29:34  (  68.26,   6.21)    1.37                48
 09/11/2019   02:05:53   (  68.58, 146.93) 09/11/2019   02:07:04  (  68.52, 147.13)   10.10                71
 09/11/2019   02:56:33   ( -68.37, -45.48) 09/11/2019   02:56:35  ( -68.36, -45.43)    2.37                 2
 09/11/2019   03:47:16   (  68.20, 122.04) 09/11/2019   03:46:03  (  68.19, 122.01)    1.99                73
 09/13/2019   18:22:46   (  68.46, -97.15) 09/13/2019   18:23:33  (  68.45, -97.08)    3.21                47
 09/13/2019   19:13:27   ( -68.31,  70.37) 09/13/2019   19:13:04  ( -68.29,  70.36)    2.31                23
 09/13/2019   20:03:53   (  67.22,-120.99) 09/13/2019   20:02:46  (  67.33,-123.09)   91.12                67
 09/16/2019   09:49:13   ( -69.41,-149.98) 09/16/2019   09:50:20  ( -69.31,-147.74)   88.44                67
 09/16/2019   10:39:39   (  68.35,  18.78) 09/16/2019   10:40:02  (  68.37,  18.71)    3.33                23
 09/16/2019   11:30:21   ( -68.24,-173.77) 09/16/2019   11:29:32  ( -68.26,-173.78)    2.08                49