Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 4 14.  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)
 04/22/2017   15:10:04   (  22.60, 159.80) 04/22/2017   15:10:48    (  23.18, 157.29)  265.04             44
 04/25/2017   03:31:52   (  22.66, 147.49) 04/25/2017   03:28:23    (  27.37, 144.61)  599.67            209
 04/30/2017   15:59:28   (  22.58, 147.44) 04/30/2017   16:01:34    (  23.20, 144.60)  298.23            126
 05/08/2017   15:09:57   (  22.60, 159.81) 05/08/2017   15:10:50    (  23.19, 157.29)  266.58             53
 05/11/2017   03:31:45   (  22.66, 147.50) 05/11/2017   03:28:16    (  26.81, 144.75)  539.20            209