Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 2 21.  Predictions up to the next  30.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 02/23/2016   15:59:34   (  22.59, 147.47) 02/23/2016   16:03:02    (  23.24, 144.63)  299.78            208
 02/26/2016   02:42:33   (  22.64, 159.86) 02/26/2016   02:39:04    (  27.26, 157.35)  572.92            209
 03/02/2016   15:10:14   (  22.61, 159.82) 03/02/2016   15:12:09    (  23.13, 157.31)  263.06            115
 03/05/2016   03:32:06   (  22.68, 147.48) 03/05/2016   03:28:36    (  23.59, 145.65)  212.90            210
 03/10/2016   15:59:43   (  22.63, 147.46) 03/10/2016   16:02:41    (  23.23, 144.68)  292.40            178
 03/18/2016   15:10:17   (  22.60, 159.82) 03/18/2016   15:11:46    (  23.15, 157.38)  257.98             89