Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2018 4 28.  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)
 04/30/2018   16:30:59   (  22.25, -47.06) 04/30/2018   16:20:59    (  22.29, -47.60)   55.95            600
 04/30/2018   17:14:50   (  -2.24, 125.01) 04/30/2018   17:05:56    (  -2.10, 124.43)   66.81            534
 04/30/2018   18:03:04   (  -2.39, -66.38) 04/30/2018   17:55:26    (  -2.55, -67.23)   96.61            458
 05/03/2018   08:42:40   (   5.03,  72.65) 05/03/2018   08:32:59    (   4.93,  72.23)   47.46            581
 05/03/2018   09:30:49   (  -0.59,-118.75) 05/03/2018   09:22:23    (  -0.42,-119.42)   77.60            506
 05/06/2018   00:58:39   (   3.38,-171.11) 05/06/2018   00:49:26    (   3.25,-171.62)   58.29            553
 05/06/2018   01:46:46   (   1.17,  -2.49) 05/06/2018   01:38:49    (   1.32,  -3.26)   88.18            477
 05/08/2018   16:26:22   (  -6.26, 136.54) 05/08/2018   16:16:22    (  -6.16, 136.20)   39.17            600
 05/08/2018   17:14:36   (   1.63, -54.85) 05/08/2018   17:05:52    (   1.52, -55.46)   68.98            524
 05/08/2018   18:02:44   (   2.86, 113.76) 05/08/2018   17:55:15    (   3.06, 112.90)   98.75            449
 05/11/2018   08:42:18   (  -4.51,-107.19) 05/11/2018   08:32:47    (  -4.42,-107.63)   49.84            571
 05/11/2018   09:30:33   (  -0.07,  61.40) 05/11/2018   09:22:17    (  -0.22,  60.70)   79.67            496