Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2017 10 2.  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)
 10/04/2017   10:39:51   ( -68.46,-161.30) 10/04/2017   10:40:43  ( -68.49,-161.29)    3.03                52
 10/04/2017   11:30:35   (  68.33,   6.19) 10/04/2017   11:30:11  (  68.32,   6.15)    1.80                24
 10/04/2017   12:21:02   ( -67.44, 174.60) 10/04/2017   12:19:54  ( -67.49, 172.82)   75.82                68
 10/07/2017   02:06:21   (  69.42, 145.85) 10/07/2017   02:07:28  (  69.30, 147.99)   84.98                67
 10/07/2017   02:56:46   ( -68.43, -45.49) 10/07/2017   02:57:12  ( -68.42, -45.49)    1.03                26
 10/07/2017   03:47:30   (  68.30, 121.99) 10/07/2017   03:46:39  (  68.30, 122.01)    1.36                51
 10/09/2017   18:22:58   (  68.48, -97.11) 10/09/2017   18:24:09  (  68.51, -97.14)    3.10                71
 10/09/2017   19:13:40   ( -68.40,  70.31) 10/09/2017   19:13:39  ( -68.40,  70.37)    2.52                 1
 10/09/2017   20:04:21   (  68.11,-122.01) 10/09/2017   20:03:08  (  68.17,-122.26)   12.70                73
 10/12/2017   10:39:53   (  68.45,  18.69) 10/12/2017   10:40:37  (  68.48,  18.71)    3.23                44
 10/12/2017   11:30:34   ( -68.32,-173.82) 10/12/2017   11:30:08  ( -68.32,-173.84)    1.23                26
 10/15/2017   02:06:18   ( -69.30, -34.00) 10/15/2017   02:07:26  ( -69.23, -32.10)   75.21                68
 10/15/2017   02:56:47   (  68.37, 134.55) 10/15/2017   02:57:06  (  68.39, 134.49)    3.57                19
 10/15/2017   03:47:29   ( -68.29, -58.02) 10/15/2017   03:46:36  ( -68.29, -58.00)    1.07                53