Simultaneous Nadir Overpasses (SNOs) near equator between AQUA and NPP
TLE Epoch: 2018 4 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)
 04/22/2018   16:33:12   ( -30.00, 131.01) 04/22/2018   16:23:13    ( -30.37, 130.29)   80.44            600
 04/22/2018   17:15:09   (   2.68, -55.12) 04/22/2018   17:06:07    (   2.58, -55.70)   65.06            542
 04/22/2018   18:03:18   (   1.77, 113.48) 04/22/2018   17:55:31    (   1.92, 112.64)   94.80            467
 04/25/2018   08:42:54   (  -5.62,-107.48) 04/25/2018   08:33:04    (  -5.55,-107.89)   45.49            590
 04/25/2018   09:31:08   (   1.00,  61.12) 04/25/2018   09:22:34    (   0.89,  60.45)   75.66            514
 04/28/2018   00:58:53   (  -3.96,   8.76) 04/28/2018   00:49:31    (  -3.86,   8.26)   56.13            562
 04/28/2018   01:47:07   (  -0.66, 177.36) 04/28/2018   01:39:01    (  -0.79, 176.60)   86.21            486
 04/30/2018   16:31:10   (  22.86, -47.21) 04/30/2018   16:21:10    (  22.90, -47.76)   56.40            600
 04/30/2018   17:14:51   (  -2.24, 125.01) 04/30/2018   17:05:57    (  -2.12, 124.42)   66.74            534
 04/30/2018   18:03:05   (  -2.38, -66.38) 04/30/2018   17:55:27    (  -2.53, -67.24)   96.63            458
 05/03/2018   08:42:40   (   5.03,  72.65) 05/03/2018   08:32:59    (   4.96,  72.23)   47.41            581
 05/03/2018   09:30:49   (  -0.59,-118.75) 05/03/2018   09:22:23    (  -0.44,-119.43)   77.43            506