Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 6 19.  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)
 06/20/2019   10:39:25   ( -68.41,-161.32) 06/20/2019   10:40:28  ( -68.38,-161.30)    2.37                63
 06/20/2019   11:30:09   (  68.27,   6.16) 06/20/2019   11:29:55  (  68.27,   6.21)    2.02                14
 06/20/2019   12:20:43   ( -67.76, 174.12) 06/20/2019   12:19:31  ( -67.83, 173.32)   34.07                72
 06/23/2019   02:56:19   ( -68.34, -45.47) 06/23/2019   02:56:56  ( -68.33, -45.49)    2.01                37
 06/23/2019   03:47:03   (  68.21, 122.01) 06/23/2019   03:46:23  (  68.21, 122.01)    0.48                40
 06/25/2019   18:22:39   (  68.74, -97.54) 06/25/2019   18:23:50  (  68.64, -96.85)   29.60                71
 06/25/2019   19:13:14   ( -68.28,  70.38) 06/25/2019   19:13:25  ( -68.26,  70.32)    3.07                11
 06/25/2019   20:03:58   (  68.15,-122.15) 06/25/2019   20:02:52  (  68.14,-122.18)    1.75                66
 06/28/2019   10:39:28   (  68.36,  18.73) 06/28/2019   10:40:23  (  68.35,  18.67)    2.50                55
 06/28/2019   11:30:10   ( -68.27,-173.84) 06/28/2019   11:29:53  ( -68.26,-173.81)    2.13                17
 06/28/2019   12:20:41   (  67.44,  -5.50) 06/28/2019   12:19:32  (  67.46,  -7.08)   67.31                69
 07/01/2019   02:56:24   (  68.35, 134.51) 07/01/2019   02:56:51  (  68.34, 134.54)    2.15                27
 07/01/2019   03:47:05   ( -68.21, -57.99) 07/01/2019   03:46:22  ( -68.19, -58.00)    2.26                43