Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 6 10.  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)
 06/12/2019   10:39:23   (  68.39,  18.70) 06/12/2019   10:40:30  (  68.38,  18.68)    1.53                67
 06/12/2019   11:30:04   ( -68.25,-173.80) 06/12/2019   11:30:00  ( -68.27,-173.81)    2.19                 4
 06/12/2019   12:20:43   (  67.85,  -5.99) 06/12/2019   12:19:31  (  67.93,  -6.57)   25.53                72
 06/15/2019   02:56:18   (  68.32, 134.56) 06/15/2019   02:56:59  (  68.32, 134.49)    2.63                41
 06/15/2019   03:47:00   ( -68.24, -58.01) 06/15/2019   03:46:29  ( -68.22, -57.99)    2.44                31
 06/17/2019   18:22:41   ( -69.08,  82.01) 06/17/2019   18:23:50  ( -68.93,  83.49)   61.09                69
 06/17/2019   19:13:13   (  68.31,-109.66) 06/17/2019   19:13:26  (  68.31,-109.63)    1.24                13
 06/17/2019   20:03:54   ( -68.17,  57.84) 06/17/2019   20:02:57  ( -68.16,  57.82)    1.63                57
 06/20/2019   10:39:24   ( -68.37,-161.28) 06/20/2019   10:40:28  ( -68.37,-161.32)    1.83                64
 06/20/2019   11:30:08   (  68.25,   6.19) 06/20/2019   11:29:55  (  68.25,   6.17)    0.73                13
 06/20/2019   12:20:43   ( -67.79, 174.09) 06/20/2019   12:19:31  ( -67.82, 173.30)   33.20                72
 06/23/2019   02:56:20   ( -68.36, -45.50) 06/23/2019   02:56:56  ( -68.36, -45.45)    1.94                36
 06/23/2019   03:47:03   (  68.19, 122.03) 06/23/2019   03:46:24  (  68.18, 121.97)    2.90                39