Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 9 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)
 09/19/2018   03:32:00   (  22.69, 147.47) 09/19/2018   03:28:30    (  25.36, 145.11)  381.30            210
 09/24/2018   15:59:29   (  22.60, 147.45) 09/24/2018   16:02:16    (  23.23, 144.60)  299.99            167
 10/02/2018   15:09:51   (  22.63, 159.85) 10/02/2018   15:11:35    (  23.18, 157.27)  271.21            104
 10/05/2018   03:31:39   (  22.69, 147.54) 10/05/2018   03:28:09    (  23.73, 145.52)  235.94            210
 10/10/2018   15:59:06   (  22.61, 147.52) 10/10/2018   16:02:21    (  23.26, 144.61)  307.75            195