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   (  22.59, 159.85) 01/03/2018   15:11:15    (  23.20, 157.18)  281.90             73
 01/06/2018   03:31:53   (  22.67, 147.52) 01/06/2018   03:28:23    (  25.83, 144.91)  439.80            210
 01/11/2018   15:59:30   (  22.63, 147.50) 01/11/2018   16:01:53    (  23.32, 144.53)  313.45            143
 01/19/2018   15:10:06   (  22.60, 159.86) 01/19/2018   15:11:06    (  23.19, 157.20)  280.58             60
 01/22/2018   03:31:55   (  22.64, 147.54) 01/22/2018   03:28:26    (  26.62, 144.73)  525.81            209