Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 10 8.  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)
 10/10/2019   09:49:13   (  69.55,  29.91) 10/10/2019   09:50:19  (  69.42,  32.34)   95.59                66
 10/10/2019   10:39:36   ( -68.45,-161.26) 10/10/2019   10:40:04  ( -68.47,-161.23)    3.35                28
 10/10/2019   11:30:20   (  68.32,   6.21) 10/10/2019   11:29:32  (  68.31,   6.22)    1.83                48
 10/13/2019   02:05:50   (  68.66, 146.90) 10/13/2019   02:07:01  (  68.62, 147.20)   12.74                71
 10/13/2019   02:56:29   ( -68.42, -45.45) 10/13/2019   02:56:33  ( -68.41, -45.43)    1.21                 4
 10/13/2019   03:47:13   (  68.29, 122.01) 10/13/2019   03:46:00  (  68.29, 122.07)    2.55                73
 10/15/2019   18:22:41   (  68.48, -97.08) 10/15/2019   18:23:32  (  68.49, -97.08)    1.84                51
 10/15/2019   19:13:22   ( -68.33,  70.42) 10/15/2019   19:13:03  ( -68.34,  70.36)    2.55                19
 10/15/2019   20:03:51   (  67.40,-121.12) 10/15/2019   20:02:43  (  67.49,-122.98)   79.73                68
 10/18/2019   10:39:35   (  68.45,  18.72) 10/18/2019   10:40:01  (  68.47,  18.77)    3.03                26
 10/18/2019   11:30:16   ( -68.31,-173.78) 10/18/2019   11:29:32  ( -68.32,-173.78)    1.29                44
 10/21/2019   02:05:49   ( -68.76, -33.23) 10/21/2019   02:07:01  ( -68.69, -32.74)   21.52                72
 10/21/2019   02:56:28   (  68.38, 134.58) 10/21/2019   02:56:31  (  68.39, 134.55)    2.16                 3
 10/21/2019   03:47:10   ( -68.29, -57.98) 10/21/2019   03:46:01  ( -68.30, -57.93)    2.58                69