Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 9 21.  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)
 09/24/2018   15:59:29   (  22.59, 147.45) 09/24/2018   16:02:16    (  23.23, 144.60)  300.08            167
 10/02/2018   15:09:51   (  22.61, 159.85) 10/02/2018   15:11:35    (  23.18, 157.27)  271.41            104
 10/05/2018   03:31:38   (  22.64, 147.55) 10/05/2018   03:28:09    (  23.72, 145.53)  238.81            209
 10/10/2018   15:59:06   (  22.58, 147.52) 10/10/2018   16:02:22    (  23.23, 144.60)  308.15            196
 10/13/2018   02:42:00   (  22.68, 159.94) 10/13/2018   02:38:30    (  27.42, 157.25)  592.21            210
 10/18/2018   15:09:28   (  22.59, 159.92) 10/18/2018   15:11:41    (  23.21, 157.28)  279.87            133