Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 4 9.  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)
 04/11/2016   16:00:18   (  22.64, 147.30) 04/11/2016   16:02:43    (  23.24, 144.63)  282.24            145
 04/19/2016   15:10:56   (  22.63, 159.64) 04/19/2016   15:12:03    (  23.13, 157.27)  249.61             67
 04/22/2016   03:32:48   (  22.70, 147.31) 04/22/2016   03:29:18    (  26.19, 144.91)  457.99            210
 04/27/2016   16:00:24   (  22.64, 147.27) 04/27/2016   16:02:48    (  23.22, 144.58)  282.61            144
 05/05/2016   15:10:57   (  22.63, 159.62) 05/05/2016   15:12:05    (  23.17, 157.24)  251.17             68