Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 4 4.  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)
 04/06/2017   15:10:16   (  22.63, 159.77) 04/06/2017   15:10:43    (  23.20, 157.31)  260.12             27
 04/14/2017   15:59:29   (  22.63, 147.46) 04/14/2017   16:01:29    (  23.27, 144.63)  298.03            120
 04/22/2017   15:09:48   (  22.59, 159.86) 04/22/2017   15:10:48    (  23.14, 157.28)  271.53             60
 04/25/2017   03:31:33   (  22.70, 147.56) 04/25/2017   03:28:03    (  26.19, 144.92)  471.87            210
 04/30/2017   15:58:58   (  22.63, 147.57) 04/30/2017   16:01:33    (  23.28, 144.62)  310.41            155