Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 4 27.  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)
 04/30/2017   15:59:26   (  22.62, 147.45) 04/30/2017   16:01:33    (  23.24, 144.62)  298.42            127
 05/08/2017   15:09:54   (  22.63, 159.83) 05/08/2017   15:10:50    (  23.18, 157.29)  267.30             56
 05/11/2017   03:31:43   (  22.69, 147.51) 05/11/2017   03:28:13    (  26.63, 144.80)  517.14            210
 05/16/2017   15:59:15   (  22.61, 147.48) 05/16/2017   16:01:35    (  23.26, 144.62)  301.89            140
 05/24/2017   15:09:40   (  22.61, 159.87) 05/24/2017   15:10:52    (  23.16, 157.28)  271.85             72