Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2015 12 2.  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)
 12/02/2015   09:00:33   ( -69.35,-137.13) 12/02/2015   09:01:42  ( -69.28,-135.51)   64.03                69
 12/02/2015   09:51:04   (  68.55,  31.27) 12/02/2015   09:51:20  (  68.56,  31.22)    2.59                16
 12/02/2015   10:41:46   ( -68.45,-161.28) 12/02/2015   10:40:50  ( -68.45,-161.28)    0.21                56
 12/05/2015   01:17:14   ( -68.66, -20.41) 12/05/2015   01:18:20  ( -68.68, -20.40)    2.47                66
 12/05/2015   02:07:58   (  68.55, 147.04) 12/05/2015   02:07:47  (  68.56, 147.11)    2.95                11
 12/05/2015   02:58:34   ( -68.13, -45.10) 12/05/2015   02:57:22  ( -68.18, -45.72)   26.50                72
 12/07/2015   17:34:06   ( -68.60,  95.43) 12/07/2015   17:34:47  ( -68.61,  95.41)    1.20                41
 12/07/2015   18:24:50   (  68.50, -97.12) 12/07/2015   18:24:14  (  68.49, -97.09)    1.59                36
 12/10/2015   09:00:27   (  69.19,  43.08) 12/10/2015   09:01:37  (  69.08,  44.26)   48.44                70
 12/10/2015   09:50:59   ( -68.56,-148.74) 12/10/2015   09:51:15  ( -68.53,-148.80)    3.44                16
 12/10/2015   10:41:43   (  68.45,  18.71) 12/10/2015   10:40:41  (  68.46,  18.77)    2.94                62
 12/13/2015   01:17:11   (  68.67, 159.56) 12/13/2015   01:18:11  (  68.65, 159.60)    3.19                60
 12/13/2015   02:07:52   ( -68.51, -32.91) 12/13/2015   02:07:42  ( -68.49, -32.95)    2.41                10
 12/13/2015   02:58:27   (  67.92, 135.14) 12/13/2015   02:57:16  (  67.98, 134.08)   44.85                71
 12/15/2015   17:34:03   (  68.58, -84.55) 12/15/2015   17:34:38  (  68.59, -84.57)    1.83                35
 12/15/2015   18:24:45   ( -68.47,  82.91) 12/15/2015   18:24:08  ( -68.50,  82.95)    3.38                37