Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 12 15.  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)
 12/15/2016   15:09:32   (  22.59, 159.84) 12/15/2016   15:11:40    (  23.16, 157.12)  286.46            128
 12/18/2016   03:31:23   (  22.66, 147.52) 12/18/2016   03:27:54    (  22.65, 145.67)  190.18            209
 12/23/2016   15:59:01   (  22.62, 147.49) 12/23/2016   16:02:20    (  23.32, 144.47)  318.49            199
 12/31/2016   15:09:37   (  22.59, 159.84) 12/31/2016   15:11:35    (  23.17, 157.12)  285.90            118
 01/03/2017   03:31:27   (  22.65, 147.52) 01/03/2017   03:27:58    (  23.20, 145.53)  212.94            209
 01/08/2017   15:59:05   (  22.58, 147.48) 01/08/2017   16:02:15    (  23.28, 144.46)  318.55            190