Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 29.  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   15:10:01   (  22.63, 159.86) 01/03/2018   15:11:14    (  23.24, 157.19)  281.76             73
 01/06/2018   03:31:53   (  22.69, 147.51) 01/06/2018   03:28:23    (  25.85, 144.90)  439.85            210
 01/11/2018   15:59:31   (  22.62, 147.50) 01/11/2018   16:01:54    (  23.30, 144.53)  313.51            143
 01/19/2018   15:10:06   (  22.59, 159.86) 01/19/2018   15:11:06    (  23.19, 157.20)  280.61             60
 01/22/2018   03:31:56   (  22.65, 147.54) 01/22/2018   03:28:27    (  26.63, 144.72)  526.08            209