Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2016 5 23.  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)
 05/23/2016   18:23:24   ( -68.54,  82.82) 05/23/2016   18:24:35  ( -68.55,  82.90)    3.73                71
 05/23/2016   19:14:08   (  68.40,-109.69) 05/23/2016   19:14:03  (  68.40,-109.64)    2.02                 5
 05/23/2016   20:04:47   ( -68.17,  57.93) 05/23/2016   20:03:35  ( -68.17,  57.72)    8.65                72
 05/26/2016   10:40:18   ( -68.48,-161.33) 05/26/2016   10:41:07  ( -68.50,-161.30)    2.32                49
 05/26/2016   11:31:02   (  68.34,   6.15) 05/26/2016   11:30:35  (  68.34,   6.15)    0.13                27
 05/26/2016   12:21:27   ( -67.35, 174.69) 05/26/2016   12:20:19  ( -67.44, 172.75)   83.49                68
 05/29/2016   02:06:48   (  69.46, 145.77) 05/29/2016   02:07:54  (  69.38, 148.06)   89.86                66
 05/29/2016   02:57:12   ( -68.42, -45.49) 05/29/2016   02:57:39  ( -68.43, -45.51)    1.01                27
 05/29/2016   03:47:56   (  68.29, 121.99) 05/29/2016   03:47:07  (  68.27, 121.94)    2.72                49
 05/31/2016   18:23:28   (  68.66, -97.36) 05/31/2016   18:24:38  (  68.64, -97.01)   14.17                70
 05/31/2016   19:14:05   ( -68.37,  70.34) 05/31/2016   19:14:10  ( -68.36,  70.29)    2.62                 5
 05/31/2016   20:04:49   (  68.24,-122.18) 05/31/2016   20:03:37  (  68.25,-122.20)    1.80                72
 06/03/2016   10:40:18   (  68.46,  18.68) 06/03/2016   10:41:11  (  68.45,  18.63)    2.61                53
 06/03/2016   11:30:59   ( -68.32,-173.83) 06/03/2016   11:30:41  ( -68.34,-173.86)    2.68                18
 06/03/2016   12:21:29   (  67.44,  -5.42) 06/03/2016   12:20:21  (  67.50,  -7.20)   76.13                68
 06/06/2016   02:57:12   (  68.41, 134.51) 06/06/2016   02:57:42  (  68.42, 134.47)    1.65                30