Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 6 21.  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)
 06/22/2018   20:03:42   (  68.34,-122.28) 06/22/2018   20:04:15  (  68.34,-122.22)    2.50                33
 06/22/2018   20:54:22   ( -68.17,  45.26) 06/22/2018   20:53:46  ( -68.19,  45.22)    2.86                36
 06/25/2018   11:30:01   ( -68.92,-174.58) 06/25/2018   11:31:11  ( -68.84,-173.39)   48.68                70
 06/25/2018   12:20:36   (  68.30,  -6.45) 06/25/2018   12:20:46  (  68.27,  -6.43)    3.05                10
 06/25/2018   13:11:17   ( -68.18, 161.02) 06/25/2018   13:10:16  ( -68.17, 161.08)    2.40                61
 06/28/2018   03:46:45   ( -68.40, -58.11) 06/28/2018   03:47:48  ( -68.38, -58.08)    2.23                63
 06/28/2018   04:37:29   (  68.26, 109.37) 06/28/2018   04:37:15  (  68.26, 109.42)    2.12                14
 06/28/2018   05:28:03   ( -67.76, -82.68) 06/28/2018   05:26:51  ( -67.83, -83.45)   33.37                72
 06/30/2018   20:03:39   ( -68.35,  57.72) 06/30/2018   20:04:18  ( -68.37,  57.78)    2.96                39
 06/30/2018   20:54:22   (  68.17,-134.74) 06/30/2018   20:53:46  (  68.19,-134.79)    2.96                36
 07/03/2018   11:30:01   (  68.93,   5.41) 07/03/2018   11:31:11  (  68.84,   6.60)   49.11                70
 07/03/2018   12:20:33   ( -68.31, 173.55) 07/03/2018   12:20:49  ( -68.30, 173.58)    2.14                16
 07/03/2018   13:11:17   (  68.19, -18.98) 07/03/2018   13:10:16  (  68.17, -18.93)    2.68                61