Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 12 17.  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)
 12/18/2016   03:31:23   (  22.68, 147.52) 12/18/2016   03:27:53    (  22.61, 145.68)  188.79            210
 12/23/2016   15:59:01   (  22.59, 147.48) 12/23/2016   16:02:21    (  23.24, 144.45)  318.69            200
 12/31/2016   15:09:35   (  22.64, 159.85) 12/31/2016   15:11:33    (  23.26, 157.14)  286.07            118
 01/03/2017   03:31:26   (  22.68, 147.52) 01/03/2017   03:27:56    (  23.12, 145.55)  206.97            210
 01/08/2017   15:59:03   (  22.61, 147.49) 01/08/2017   16:02:15    (  23.30, 144.47)  319.12            192