Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 1 1.  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   (  22.60, 159.85) 01/03/2018   15:11:15    (  23.21, 157.18)  281.85             73
 01/06/2018   03:31:53   (  22.66, 147.52) 01/06/2018   03:28:24    (  25.88, 144.89)  446.33            209
 01/11/2018   15:59:31   (  22.59, 147.49) 01/11/2018   16:01:54    (  23.27, 144.52)  313.53            143
 01/19/2018   15:10:06   (  22.59, 159.86) 01/19/2018   15:11:06    (  23.16, 157.19)  280.50             60
 01/22/2018   03:31:57   (  22.70, 147.52) 01/22/2018   03:28:27    (  26.65, 144.72)  522.52            210
 01/27/2018   15:59:34   (  22.59, 147.51) 01/27/2018   16:01:45    (  23.26, 144.54)  312.79            131