Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 1 10.  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)
 01/11/2018   15:59:30   (  22.64, 147.50) 01/11/2018   16:01:53    (  23.31, 144.53)  313.26            143
 01/19/2018   15:10:06   (  22.63, 159.87) 01/19/2018   15:11:05    (  23.23, 157.22)  280.04             59
 01/22/2018   03:31:58   (  22.70, 147.53) 01/22/2018   03:28:28    (  26.69, 144.71)  527.08            210
 01/27/2018   15:59:34   (  22.59, 147.51) 01/27/2018   16:01:44    (  23.24, 144.55)  312.18            130
 02/04/2018   15:10:07   (  22.61, 159.89) 02/04/2018   15:10:54    (  23.18, 157.24)  279.19             47