Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 11.  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)  286.68             95
 12/21/2017   03:31:37   (  22.65, 147.56) 12/21/2017   03:28:08    (  24.47, 145.23)  311.84            209
 12/26/2017   15:59:12   (  22.64, 147.55) 12/26/2017   16:02:03    (  23.30, 144.50)  320.80            171
 01/03/2018   15:09:42   (  22.59, 159.93) 01/03/2018   15:11:15    (  23.22, 157.17)  290.50             93
 01/06/2018   03:31:30   (  22.66, 147.61) 01/06/2018   03:28:01    (  24.53, 145.24)  319.69            209