Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 9 28.  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)
 09/29/2019   18:22:45   (  68.48, -97.06) 09/29/2019   18:23:34  (  68.50, -97.05)    1.69                49
 09/29/2019   19:13:26   ( -68.34,  70.44) 09/29/2019   19:13:05  ( -68.33,  70.38)    2.80                21
 09/29/2019   20:03:54   (  67.35,-121.03) 09/29/2019   20:02:47  (  67.38,-123.07)   87.21                67
 10/02/2019   09:49:14   ( -69.57,-150.10) 10/02/2019   09:50:20  ( -69.49,-147.55)   99.68                66
 10/02/2019   10:39:39   (  68.44,  18.76) 10/02/2019   10:40:04  (  68.44,  18.76)    0.13                25
 10/02/2019   11:30:19   ( -68.30,-173.74) 10/02/2019   11:29:34  ( -68.28,-173.80)    3.29                45
 10/05/2019   02:05:52   ( -68.73, -33.17) 10/05/2019   02:07:03  ( -68.67, -32.73)   18.99                71
 10/05/2019   02:56:32   (  68.40, 134.57) 10/05/2019   02:56:33  (  68.39, 134.57)    1.85                 1
 10/05/2019   03:47:13   ( -68.26, -57.92) 10/05/2019   03:46:03  ( -68.28, -57.92)    3.01                70
 10/07/2019   18:22:42   ( -68.48,  82.93) 10/07/2019   18:23:35  ( -68.50,  82.94)    2.62                53
 10/07/2019   19:13:26   (  68.37,-109.62) 10/07/2019   19:13:02  (  68.39,-109.56)    3.08                24
 10/07/2019   20:03:54   ( -67.52,  58.76) 10/07/2019   20:02:45  ( -67.56,  57.11)   69.96                69
 10/10/2019   09:49:13   (  69.56,  29.90) 10/10/2019   09:50:19  (  69.43,  32.37)   97.23                66
 10/10/2019   10:39:36   ( -68.45,-161.26) 10/10/2019   10:40:05  ( -68.45,-161.25)    0.45                29
 10/10/2019   11:30:20   (  68.33,   6.20) 10/10/2019   11:29:32  (  68.33,   6.25)    2.25                48