Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2018 11 25.  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)
 11/27/2018   02:56:36   ( -68.38, -45.49) 11/27/2018   02:57:07  ( -68.39, -45.42)    3.35                31
 11/27/2018   03:47:20   (  68.25, 121.99) 11/27/2018   03:46:35  (  68.23, 122.03)    2.18                45
 11/29/2018   18:22:52   (  68.61, -97.34) 11/29/2018   18:24:02  (  68.57, -96.95)   16.76                70
 11/29/2018   19:13:30   ( -68.31,  70.36) 11/29/2018   19:13:35  ( -68.29,  70.35)    2.55                 5
 11/29/2018   20:04:14   (  68.19,-122.17) 11/29/2018   20:03:02  (  68.18,-122.14)    1.35                72
 12/02/2018   10:39:43   (  68.39,  18.71) 12/02/2018   10:40:31  (  68.41,  18.75)    2.08                48
 12/02/2018   11:30:24   ( -68.25,-173.79) 12/02/2018   11:30:02  ( -68.24,-173.82)    1.77                22
 12/02/2018   12:20:51   (  67.21,  -5.21) 12/02/2018   12:19:44  (  67.28,  -7.27)   88.94                67
 12/05/2018   02:06:09   ( -69.36, -34.15) 12/05/2018   02:07:16  ( -69.24, -31.95)   87.26                67
 12/05/2018   02:56:36   (  68.34, 134.55) 12/05/2018   02:56:57  (  68.35, 134.57)    1.58                21
 12/05/2018   03:47:17   ( -68.19, -57.95) 12/05/2018   03:46:28  ( -68.19, -57.99)    1.81                49
 12/07/2018   18:22:46   ( -68.40,  82.93) 12/07/2018   18:23:57  ( -68.41,  82.89)    1.70                71
 12/07/2018   19:13:30   (  68.29,-109.62) 12/07/2018   19:13:24  (  68.29,-109.60)    0.75                 6
 12/07/2018   20:04:09   ( -68.03,  58.02) 12/07/2018   20:02:56  ( -68.07,  57.77)   11.57                73