Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2013 12 18.  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)
 12/20/2013   14:54:05   ( -30.00, 155.64) 12/20/2013   14:44:05    ( -30.43, 155.57)   48.03            600
 12/20/2013   15:37:41   (   8.63, -31.75) 12/20/2013   15:28:42    (   8.63, -31.74)    0.67            539
 12/20/2013   16:24:10   (   1.83, 138.14) 12/20/2013   16:16:24    (   1.88, 137.95)   21.46            466
 12/20/2013   17:12:25   (  -6.42, -53.26) 12/20/2013   17:05:54    (  -6.53, -53.70)   50.64            391
 12/20/2013   18:00:32   (  10.96, 115.38) 12/20/2013   17:55:17    (  11.11, 114.67)   79.10            315
 12/23/2013   07:09:14   ( -25.11, -87.25) 12/23/2013   06:59:33    ( -25.11, -87.23)    1.26            581
 12/23/2013   07:52:05   (   0.99,  85.76) 12/23/2013   07:43:31    (   0.98,  85.75)    1.69            514
 12/23/2013   08:40:12   (   3.55,-105.62) 12/23/2013   08:32:54    (   3.59,-105.89)   31.25            438
 12/23/2013   09:28:27   (  -8.13,  62.99) 12/23/2013   09:22:24    (  -8.24,  62.45)   60.07            363
 12/23/2013   10:16:34   (  12.68,-128.37) 12/23/2013   10:11:47    (  12.81,-129.17)   88.11            287
 12/25/2013   23:23:38   ( -17.62,  30.40) 12/25/2013   23:14:23    ( -17.62,  30.40)    0.17            555
 12/26/2013   00:08:05   (  -0.73,-157.99) 12/26/2013   00:00:00    (  -0.72,-158.10)   12.07            485
 12/26/2013   00:56:12   (   5.27,  10.63) 12/26/2013   00:49:22    (   5.35,  10.27)   41.11            410
 12/26/2013   01:44:28   (  -9.79, 179.23) 12/26/2013   01:38:53    (  -9.94, 178.61)   69.78            335
 12/26/2013   02:32:34   (  14.39, -12.10) 12/26/2013   02:28:15    (  14.57, -12.99)   97.03            259
 12/28/2013   14:54:09   (  29.96, -24.36) 12/28/2013   14:44:12    (  29.98, -24.33)    3.81            597
 12/28/2013   15:37:34   (  -8.42, 148.32) 12/28/2013   15:28:45    (  -8.42, 148.31)    0.53            529
 12/28/2013   16:24:04   (  -2.51, -41.73) 12/28/2013   16:16:28    (  -2.53, -41.93)   22.09            456
 12/28/2013   17:12:12   (   6.99, 126.89) 12/28/2013   17:05:51    (   7.10, 126.44)   51.32            381
 12/28/2013   18:00:27   ( -11.57, -64.50) 12/28/2013   17:55:21    ( -11.75, -65.20)   79.48            306
 12/31/2013   07:09:01   (  24.21,  92.97) 12/31/2013   06:59:32    (  24.21,  92.97)    0.13            569
 12/31/2013   07:51:47   (  -0.29, -94.06) 12/31/2013   07:43:25    (  -0.27, -94.08)    3.24            502
 12/31/2013   08:40:02   (  -4.30,  74.54) 12/31/2013   08:32:56    (  -4.33,  74.25)   32.75            426
 12/31/2013   09:28:10   (   8.78,-116.84) 12/31/2013   09:22:19    (   8.90,-117.39)   61.63            351
 12/31/2013   10:16:25   ( -13.36,  51.78) 12/31/2013   10:11:49    ( -13.55,  50.98)   89.24            276