Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2015 12 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)
 12/21/2015   07:07:20   (  20.17,  94.01) 12/21/2015   06:58:16    (  20.17,  94.01)    0.20            544
 12/21/2015   07:50:47   (   1.28, -93.65) 12/21/2015   07:42:51    (   1.32, -93.73)   10.35            476
 12/21/2015   08:39:03   (  -5.81,  74.94) 12/21/2015   08:32:22    (  -5.91,  74.60)   39.72            401
 12/21/2015   09:27:09   (  10.41,-116.41) 12/21/2015   09:21:44    (  10.54,-117.02)   68.94            325
 12/21/2015   10:15:25   ( -14.93,  52.21) 12/21/2015   10:11:15    ( -15.12,  51.33)   96.47            250
 12/23/2015   22:37:02   ( -29.98,  39.85) 12/23/2015   22:27:08    ( -30.01,  39.94)    9.24            594
 12/23/2015   23:21:22   (  11.28,-148.12) 12/23/2015   23:12:37    (  11.28,-148.12)    0.30            525
 12/24/2015   00:06:54   (   2.63,  22.52) 12/23/2015   23:59:21    (   2.64,  22.34)   19.84            453
 12/24/2015   00:55:09   (  -7.22,-168.88) 12/24/2015   00:48:51    (  -7.28,-169.32)   49.38            378
 12/24/2015   01:43:17   (  11.69,  -0.25) 12/24/2015   01:38:14    (  11.86,  -0.95)   78.33            303
 12/26/2015   14:53:32   ( -29.99, 155.73) 12/26/2015   14:44:01    ( -29.99, 155.72)    1.16            571
 12/26/2015   15:35:14   (   1.74, -30.19) 12/26/2015   15:26:48    (   1.74, -30.20)    0.76            506
 12/26/2015   16:23:02   (   3.95, 138.68) 12/26/2015   16:15:51    (   4.01, 138.42)   29.67            431
 12/26/2015   17:11:17   (  -8.54, -52.72) 12/26/2015   17:05:21    (  -8.65, -53.24)   59.02            356
 12/26/2015   17:59:24   (  13.08, 115.93) 12/26/2015   17:54:44    (  13.23, 115.14)   87.57            280
 12/29/2015   07:07:19   ( -20.22, -85.99) 12/29/2015   06:58:07    ( -20.22, -85.98)    0.84            552
 12/29/2015   07:51:02   (  -0.77,  86.22) 12/29/2015   07:42:58    (  -0.80,  86.14)    9.62            484
 12/29/2015   08:39:08   (   5.37,-105.14) 12/29/2015   08:32:20    (   5.44,-105.49)   39.64            408
 12/29/2015   09:27:24   (  -9.90,  63.45) 12/29/2015   09:21:51    ( -10.02,  62.84)   68.77            333
 12/29/2015   10:15:30   (  14.50,-127.88) 12/29/2015   10:11:13    (  14.65,-128.76)   96.73            257
 12/31/2015   22:37:07   (  29.95,-140.15) 12/31/2015   22:27:07    (  30.06,-140.08)   13.98            600
 12/31/2015   23:21:25   ( -11.59,  31.83) 12/31/2015   23:12:33    ( -11.59,  31.83)    0.35            532
 01/01/2016   00:07:08   (  -2.16,-157.60) 12/31/2015   23:59:27    (  -2.22,-157.77)   19.80            461
 01/01/2016   00:55:14   (   6.77,  11.04) 01/01/2016   00:48:49    (   6.86,  10.60)   49.66            385
 01/01/2016   01:43:30   ( -11.29, 179.64) 01/01/2016   01:38:20    ( -11.43, 178.93)   78.43            310