Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 7.  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)
 10/07/2019   18:22:42   ( -68.48,  82.93) 10/07/2019   18:23:35  ( -68.48,  82.91)    0.99                53
 10/07/2019   19:13:26   (  68.36,-109.60) 10/07/2019   19:13:02  (  68.38,-109.58)    2.39                24
 10/07/2019   20:03:54   ( -67.52,  58.76) 10/07/2019   20:02:45  ( -67.54,  57.09)   71.18                69
 10/10/2019   09:49:13   (  69.55,  29.91) 10/10/2019   09:50:19  (  69.42,  32.34)   95.87                66
 10/10/2019   10:39:36   ( -68.45,-161.26) 10/10/2019   10:40:05  ( -68.42,-161.29)    2.84                29
 10/10/2019   11:30:20   (  68.33,   6.21) 10/10/2019   11:29:32  (  68.31,   6.22)    1.67                48
 10/13/2019   02:05:50   (  68.67, 146.90) 10/13/2019   02:07:01  (  68.63, 147.21)   13.08                71
 10/13/2019   02:56:29   ( -68.42, -45.45) 10/13/2019   02:56:33  ( -68.42, -45.42)    1.46                 4
 10/13/2019   03:47:12   (  68.24, 122.08) 10/13/2019   03:46:01  (  68.25, 122.02)    2.43                71
 10/15/2019   18:22:41   (  68.48, -97.09) 10/15/2019   18:23:33  (  68.46, -97.13)    3.22                52
 10/15/2019   19:13:22   ( -68.34,  70.42) 10/15/2019   19:13:03  ( -68.36,  70.38)    2.69                19
 10/15/2019   20:03:51   (  67.41,-121.12) 10/15/2019   20:02:43  (  67.51,-122.96)   78.86                68
 10/18/2019   10:39:35   (  68.46,  18.71) 10/18/2019   10:40:02  (  68.45,  18.74)    1.61                27
 10/18/2019   11:30:16   ( -68.31,-173.78) 10/18/2019   11:29:33  ( -68.30,-173.81)    2.30                43
 10/21/2019   02:05:50   ( -68.82, -33.31) 10/21/2019   02:07:01  ( -68.73, -32.69)   27.00                71
 10/21/2019   02:56:28   (  68.38, 134.57) 10/21/2019   02:56:32  (  68.38, 134.53)    1.73                 4