Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 5 22.  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)
 05/24/2019   19:13:02   ( -68.33,  70.35) 05/24/2019   19:13:36  ( -68.30,  70.33)    3.18                34
 05/24/2019   20:03:46   (  68.21,-122.19) 05/24/2019   20:03:03  (  68.19,-122.15)    2.45                43
 05/27/2019   10:39:21   (  68.66,  18.36) 05/27/2019   10:40:31  (  68.60,  18.94)   24.64                70
 05/27/2019   11:29:57   ( -68.25,-173.78) 05/27/2019   11:30:05  ( -68.27,-173.83)    3.03                 8
 05/27/2019   12:20:41   (  68.13,  -6.32) 05/27/2019   12:19:32  (  68.16,  -6.32)    2.80                69
 05/30/2019   02:56:12   (  68.37, 134.51) 05/30/2019   02:57:03  (  68.39, 134.56)    2.83                51
 05/30/2019   03:46:53   ( -68.22, -57.98) 05/30/2019   03:46:34  ( -68.23, -57.99)    0.94                19
 05/30/2019   04:37:22   (  67.30, 110.47) 05/30/2019   04:36:14  (  67.38, 108.68)   77.15                68
 06/01/2019   19:13:07   (  68.30,-109.63) 06/01/2019   19:13:33  (  68.28,-109.68)    2.85                26
 06/01/2019   20:03:49   ( -68.20,  57.82) 06/01/2019   20:03:03  ( -68.18,  57.84)    1.99                46
 06/04/2019   10:39:20   ( -68.50,-161.43) 06/04/2019   10:40:32  ( -68.46,-161.23)    9.15                72
 06/04/2019   11:30:02   (  68.28,   6.16) 06/04/2019   11:30:00  (  68.28,   6.20)    1.53                 2
 06/04/2019   12:20:43   ( -68.13, 173.68) 06/04/2019   12:19:31  ( -68.13, 173.65)    0.99                72