Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2018 6 21.  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)
 06/23/2018   00:16:17   ( -29.97,  15.18) 06/23/2018   00:06:17    ( -30.31,  14.59)   68.36            600
 06/23/2018   00:58:16   (   2.72,-170.96) 06/23/2018   00:49:14    (   2.62,-171.43)   52.48            542
 06/23/2018   01:46:22   (   1.85,  -2.33) 06/23/2018   01:38:36    (   1.99,  -3.06)   82.53            466
 06/25/2018   16:26:04   (  -5.76, 136.65) 06/25/2018   16:16:12    (  -5.72, 136.36)   32.07            592
 06/25/2018   17:14:19   (   1.21, -54.76) 06/25/2018   17:05:42    (   1.11, -55.31)   61.82            517
 06/25/2018   18:02:25   (   3.36, 113.87) 06/25/2018   17:55:04    (   3.51, 113.05)   91.69            441
 06/28/2018   08:42:07   (  -4.25,-107.15) 06/28/2018   08:32:40    (  -4.20,-107.52)   41.46            567
 06/28/2018   09:30:23   (  -0.30,  61.43) 06/28/2018   09:22:11    (  -0.41,  60.80)   71.17            492
 07/01/2018   00:16:20   (  29.97,-164.84) 07/01/2018   00:06:20    (  30.36,-165.43)   71.39            600
 07/01/2018   00:58:12   (  -2.81,   9.03) 07/01/2018   00:49:09    (  -2.69,   8.59)   50.76            543
 07/01/2018   01:46:27   (  -1.80, 177.63) 07/01/2018   01:38:40    (  -1.92, 176.92)   80.49            467
 07/03/2018   16:26:08   (   5.79, -43.38) 07/03/2018   16:16:15    (   5.73, -43.65)   30.10            593
 07/03/2018   17:14:15   (  -1.25, 125.24) 07/03/2018   17:05:37    (  -1.12, 124.72)   60.04            518
 07/03/2018   18:02:30   (  -3.35, -66.16) 07/03/2018   17:55:08    (  -3.49, -66.96)   89.68            442