Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2012 1 20.  Predictions up to the next  14.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 01/22/2012   00:15:40   (  29.95,-164.88) 01/22/2012   00:05:40    (  30.08,-165.34)   46.69            600
 01/22/2012   00:57:27   (  -2.50,   9.07) 01/22/2012   00:48:29    (  -2.41,   8.65)   47.43            538
 01/22/2012   01:45:42   (  -2.09, 177.67) 01/22/2012   01:37:59    (  -2.26, 176.99)   77.78            463
 01/24/2012   16:25:15   (   5.11, -43.25) 01/24/2012   16:15:33    (   5.03, -43.52)   31.13            582
 01/24/2012   17:13:22   (  -0.57, 125.37) 01/24/2012   17:04:56    (  -0.47, 124.83)   61.51            506
 01/24/2012   18:01:37   (  -4.02, -66.03) 01/24/2012   17:54:26    (  -4.21, -66.83)   91.58            431
 01/27/2012   07:59:02   ( -29.95,-100.71) 01/27/2012   07:49:02    ( -30.55,-101.29)   86.91            600
 01/27/2012   08:41:05   (   2.97,  73.10) 01/27/2012   08:31:59    (   2.86,  72.69)   46.90            546
 01/27/2012   09:29:11   (   1.63,-118.27) 01/27/2012   09:21:21    (   1.76,-118.95)   77.16            470
 01/30/2012   00:08:35   (  -5.09,  20.92) 01/29/2012   23:58:54    (  -5.03,  20.62)   33.76            581
 01/30/2012   00:56:49   (   0.45,-170.47) 01/30/2012   00:48:24    (   0.35,-171.04)   64.30            505
 01/30/2012   01:44:57   (   4.03,  -1.86) 01/30/2012   01:37:47    (   4.22,  -2.69)   94.38            430
 02/01/2012   15:42:31   (  30.00, -36.58) 02/01/2012   15:32:31    (  30.04, -37.07)   47.32            600
 02/01/2012   16:24:16   (  -2.41, 137.39) 02/01/2012   16:15:19    (  -2.29, 136.93)   53.01            537
 02/01/2012   17:12:31   (  -2.17, -54.02) 02/01/2012   17:04:50    (  -2.33, -54.75)   83.39            461