Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2019 2 28.  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)
 03/03/2019   02:56:07   ( -68.36, -45.46) 03/03/2019   02:57:02  ( -68.37, -45.45)    0.89                55
 03/03/2019   03:46:51   (  68.22, 122.03) 03/03/2019   03:46:30  (  68.20, 122.00)    2.43                21
 03/03/2019   04:37:20   ( -67.45, -69.70) 03/03/2019   04:36:11  ( -67.49, -71.19)   63.44                69
 03/05/2019   19:13:00   ( -68.32,  70.37) 03/05/2019   19:13:41  ( -68.32,  70.34)    1.28                41
 03/05/2019   20:03:44   (  68.19,-122.15) 03/05/2019   20:03:08  (  68.22,-122.15)    2.91                36
 03/08/2019   10:39:30   (  69.43,  17.32) 03/08/2019   10:40:36  (  69.28,  19.73)   96.23                66
 03/08/2019   11:29:52   ( -68.29,-173.81) 03/08/2019   11:30:22  ( -68.30,-173.86)    2.78                30
 03/08/2019   12:20:37   (  68.21,  -6.40) 03/08/2019   12:19:49  (  68.19,  -6.35)    2.90                48
 03/11/2019   02:56:18   (  69.14, 133.51) 03/11/2019   02:57:26  (  69.00, 135.18)   67.95                68
 03/11/2019   03:46:46   ( -68.31, -58.06) 03/11/2019   03:47:07  ( -68.30, -58.05)    0.59                21
 03/11/2019   04:37:30   (  68.18, 109.41) 03/11/2019   04:36:34  (  68.19, 109.46)    2.48                56
 03/13/2019   19:13:08   (  68.95,-110.45) 03/13/2019   19:14:17  (  68.85,-109.21)   50.75                69
 03/13/2019   20:03:39   ( -68.28,  57.76) 03/13/2019   20:03:56  ( -68.27,  57.71)    2.26                17
 03/13/2019   20:54:23   (  68.15,-134.77) 03/13/2019   20:53:23  (  68.16,-134.78)    1.01                60