Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 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)
 10/05/2019   02:05:52   ( -68.71, -33.14) 10/05/2019   02:07:04  ( -68.62, -32.79)   16.79                72
 10/05/2019   02:56:33   (  68.43, 134.54) 10/05/2019   02:56:33  (  68.41, 134.59)    3.01                 0
 10/05/2019   03:47:14   ( -68.29, -57.96) 10/05/2019   03:46:03  ( -68.29, -57.92)    1.91                71
 10/07/2019   18:22:42   ( -68.51,  82.89) 10/07/2019   18:23:34  ( -68.50,  82.94)    2.11                52
 10/07/2019   19:13:25   (  68.34,-109.58) 10/07/2019   19:13:02  (  68.34,-109.62)    1.71                23
 10/07/2019   20:03:53   ( -67.50,  58.79) 10/07/2019   20:02:44  ( -67.56,  57.11)   71.55                69
 10/10/2019   09:49:12   (  69.53,  29.94) 10/10/2019   09:50:18  (  69.43,  32.36)   95.20                66
 10/10/2019   10:39:35   ( -68.43,-161.23) 10/10/2019   10:40:04  ( -68.44,-161.27)    1.95                29
 10/10/2019   11:30:19   (  68.31,   6.23) 10/10/2019   11:29:31  (  68.32,   6.24)    1.45                48
 10/13/2019   02:05:50   (  68.65, 146.92) 10/13/2019   02:07:01  (  68.63, 147.21)   11.89                71
 10/13/2019   02:56:29   ( -68.40, -45.42) 10/13/2019   02:56:33  ( -68.42, -45.41)    2.53                 4
 10/13/2019   03:47:13   (  68.28, 122.03) 10/13/2019   03:46:00  (  68.30, 122.09)    3.21                73
 10/15/2019   18:22:41   (  68.46, -97.06) 10/15/2019   18:23:32  (  68.49, -97.08)    3.42                51
 10/15/2019   19:13:23   ( -68.37,  70.38) 10/15/2019   19:13:03  ( -68.34,  70.37)    3.20                20
 10/15/2019   20:03:51   (  67.39,-121.10) 10/15/2019   20:02:43  (  67.49,-122.97)   80.43                68