Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 12 15.  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)
 12/18/2017   15:09:53   (  22.61, 159.86) 12/18/2017   15:11:23    (  23.20, 157.16)  284.61             90
 12/21/2017   03:31:45   (  22.67, 147.52) 12/21/2017   03:28:16    (  24.92, 145.12)  349.98            209
 12/26/2017   15:59:25   (  22.58, 147.48) 12/26/2017   16:02:03    (  23.26, 144.49)  315.66            158
 01/03/2018   15:10:03   (  22.60, 159.84) 01/03/2018   15:11:16    (  23.19, 157.17)  281.81             73
 01/06/2018   03:31:53   (  22.67, 147.51) 01/06/2018   03:28:24    (  25.90, 144.88)  447.73            209
 01/11/2018   15:59:32   (  22.61, 147.49) 01/11/2018   16:01:55    (  23.27, 144.51)  313.33            143