Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 9 4.  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)
 09/05/2019   18:22:44   ( -68.42,  82.91) 09/05/2019   18:23:39  ( -68.41,  82.86)    2.57                55
 09/05/2019   19:13:28   (  68.30,-109.63) 09/05/2019   19:13:06  (  68.30,-109.62)    0.31                22
 09/05/2019   20:03:57   ( -67.51,  58.67) 09/05/2019   20:02:47  ( -67.57,  57.16)   64.31                70
 09/08/2019   09:49:15   (  69.46,  29.93) 09/08/2019   09:50:21  (  69.40,  32.36)   95.20                66
 09/08/2019   10:39:39   ( -68.41,-161.30) 09/08/2019   10:40:07  ( -68.40,-161.27)    1.61                28
 09/08/2019   11:30:22   (  68.24,   6.22) 09/08/2019   11:29:35  (  68.23,   6.18)    2.03                47
 09/11/2019   02:05:53   (  68.55, 146.97) 09/11/2019   02:07:04  (  68.55, 147.16)    7.66                71
 09/11/2019   02:56:33   ( -68.34, -45.44) 09/11/2019   02:56:36  ( -68.33, -45.48)    2.11                 3
 09/11/2019   03:47:16   (  68.17, 122.08) 09/11/2019   03:46:03  (  68.21, 122.04)    4.61                73
 09/13/2019   18:22:45   (  68.43, -97.11) 09/13/2019   18:23:33  (  68.41, -97.13)    2.72                48
 09/13/2019   19:13:26   ( -68.28,  70.41) 09/13/2019   19:13:03  ( -68.30,  70.38)    3.02                23
 09/13/2019   20:03:53   (  67.25,-121.02) 09/13/2019   20:02:46  (  67.29,-123.14)   91.16                67
 09/16/2019   09:49:12   ( -69.39,-149.94) 09/16/2019   09:50:19  ( -69.33,-147.73)   87.07                67
 09/16/2019   10:39:39   (  68.38,  18.74) 09/16/2019   10:40:01  (  68.38,  18.72)    0.91                22
 09/16/2019   11:30:21   ( -68.27,-173.81) 09/16/2019   11:29:31  ( -68.27,-173.77)    1.57                50