Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 5 31.  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)
 06/01/2015   08:11:52   ( -68.89,-123.74) 06/01/2015   08:12:42  ( -68.87,-123.75)    2.49                50
 06/01/2015   09:02:36   (  68.75,  43.76) 06/01/2015   09:02:09  (  68.77,  43.77)    2.53                27
 06/01/2015   09:53:01   ( -67.77,-147.67) 06/01/2015   09:51:54  ( -67.82,-149.74)   87.00                67
 06/04/2015   00:28:45   ( -68.86,  -7.93) 06/04/2015   00:29:15  ( -68.86,  -7.91)    1.16                30
 06/04/2015   01:19:29   (  68.73, 159.56) 06/04/2015   01:18:43  (  68.70, 159.55)    2.55                46
 06/06/2015   15:55:05   (  69.34, -60.15) 06/06/2015   15:56:15  (  69.26, -59.17)   39.50                70
 06/06/2015   16:45:39   ( -68.83, 107.87) 06/06/2015   16:45:51  ( -68.82, 107.90)    2.09                12
 06/06/2015   17:36:23   (  68.70, -84.65) 06/06/2015   17:35:18  (  68.72, -84.58)    3.10                65
 06/09/2015   08:11:51   (  68.89,  56.24) 06/09/2015   08:12:58  (  68.91,  56.23)    2.03                67
 06/09/2015   09:02:33   ( -68.81,-136.33) 06/09/2015   09:02:28  ( -68.81,-136.27)    2.79                 5
 06/09/2015   09:53:12   (  68.42,  31.49) 06/09/2015   09:52:00  (  68.43,  30.91)   24.11                72
 06/12/2015   00:28:45   (  68.87, 172.03) 06/12/2015   00:29:37  (  68.87, 172.02)    0.98                52
 06/12/2015   01:19:27   ( -68.79, -20.54) 06/12/2015   01:19:07  ( -68.77, -20.47)    3.35                20
 06/12/2015   02:09:56   (  67.86, 147.96) 06/12/2015   02:08:48  (  67.88, 146.10)   78.03                68