Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2018 4 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)
 04/22/2018   16:33:12   ( -29.96, 131.02) 04/22/2018   16:23:12    ( -30.34, 130.30)   80.33            600
 04/22/2018   17:15:10   (   2.70, -55.12) 04/22/2018   17:06:08    (   2.60, -55.70)   65.07            542
 04/22/2018   18:03:18   (   1.81, 113.49) 04/22/2018   17:55:31    (   1.96, 112.65)   94.75            467
 04/25/2018   08:42:55   (  -5.65,-107.49) 04/25/2018   08:33:05    (  -5.57,-107.89)   45.51            590
 04/25/2018   09:31:09   (   1.03,  61.12) 04/25/2018   09:22:35    (   0.92,  60.45)   75.67            514
 04/28/2018   00:58:52   (  -3.93,   8.77) 04/28/2018   00:49:30    (  -3.83,   8.27)   56.10            562
 04/28/2018   01:47:06   (  -0.69, 177.37) 04/28/2018   01:39:00    (  -0.83, 176.61)   86.16            486
 04/30/2018   16:31:05   (  22.59, -47.15) 04/30/2018   16:21:05    (  22.64, -47.69)   56.19            600
 04/30/2018   17:14:51   (  -2.28, 125.01) 04/30/2018   17:05:57    (  -2.15, 124.42)   66.80            534
 04/30/2018   18:03:05   (  -2.35, -66.39) 04/30/2018   17:55:27    (  -2.51, -67.25)   96.66            458
 05/03/2018   08:42:41   (   5.07,  72.64) 05/03/2018   08:33:00    (   4.99,  72.22)   47.45            581
 05/03/2018   09:30:49   (  -0.57,-118.74) 05/03/2018   09:22:23    (  -0.41,-119.42)   77.44            506