Simultaneous Nadir Overpasses (SNOs) between NPP and TERRA
TLE Epoch: 2011 11 16.  Predictions up to the next  14.0 days:

     Date     Time(NPP)   NPP Lat/Lon  TERRA Lat/Lon    Distance(km)  Time Diff(sec)
 11/18/2011   20:50:45   (  68.48,-134.05) (  68.50,-134.10)    2.79                40
 11/18/2011   21:41:24   ( -68.38,  33.41) ( -68.38,  33.39)    1.19                29
 11/21/2011   14:45:56   (  68.51, -42.88) (  68.50, -42.92)    1.82                46
 11/21/2011   15:36:35   ( -68.40, 124.59) ( -68.38, 124.57)    1.90                23
 11/21/2011   16:27:01   (  67.43, -66.89) (  67.49, -68.82)   82.46                68
 11/24/2011   08:41:02   (  68.53,  48.31) (  68.56,  48.34)    3.33                54
 11/24/2011   09:31:41   ( -68.42,-144.22) ( -68.44,-144.17)    3.36                15
 11/24/2011   10:22:12   (  67.74,  23.96) (  67.83,  22.75)   51.96                70
 11/27/2011   02:36:05   (  68.56, 139.50) (  68.57, 139.54)    1.76                66
 11/27/2011   03:26:44   ( -68.45, -53.02) ( -68.46, -52.96)    2.60                 3
 11/27/2011   04:17:23   (  68.20, 114.62) (  68.23, 114.41)    8.84                73
 11/29/2011   20:31:10   (  68.92,-129.72) (  68.81,-128.96)   32.69                71
 11/29/2011   21:21:43   ( -68.48,  38.19) ( -68.48,  38.26)    2.91                12
 11/29/2011   22:12:23   (  68.30,-154.25) (  68.30,-154.31)    2.44                60