Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 30.  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)
 01/03/2018   15:10:02   (  22.61, 159.85) 01/03/2018   15:11:15    (  23.21, 157.18)  281.84             73
 01/06/2018   03:31:53   (  22.65, 147.52) 01/06/2018   03:28:24    (  25.87, 144.90)  446.26            209
 01/11/2018   15:59:31   (  22.60, 147.49) 01/11/2018   16:01:54    (  23.28, 144.52)  313.53            143
 01/19/2018   15:10:06   (  22.58, 159.86) 01/19/2018   15:11:06    (  23.15, 157.19)  280.52             60
 01/22/2018   03:31:56   (  22.65, 147.54) 01/22/2018   03:28:27    (  26.66, 144.72)  528.94            209