Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 13.  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)
 12/18/2017   15:09:48   (  22.61, 159.88) 12/18/2017   15:11:23    (  23.19, 157.15)  286.69             95
 12/21/2017   03:31:37   (  22.65, 147.56) 12/21/2017   03:28:08    (  24.47, 145.24)  311.55            209
 12/26/2017   15:59:12   (  22.63, 147.55) 12/26/2017   16:02:03    (  23.30, 144.50)  320.89            171
 01/03/2018   15:09:41   (  22.63, 159.94) 01/03/2018   15:11:15    (  23.22, 157.18)  290.52             94
 01/06/2018   03:31:30   (  22.68, 147.61) 01/06/2018   03:28:00    (  24.47, 145.25)  312.39            210