Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 4 17.  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   15:10:03   (  22.60, 159.80) 04/22/2017   15:10:48    (  23.14, 157.28)  265.10             45
 04/25/2017   03:31:52   (  22.66, 147.49) 04/25/2017   03:28:23    (  27.36, 144.61)  597.94            209
 04/30/2017   15:59:27   (  22.61, 147.45) 04/30/2017   16:01:33    (  23.27, 144.62)  298.42            126
 05/08/2017   15:09:55   (  22.64, 159.82) 05/08/2017   15:10:50    (  23.20, 157.29)  267.09             55
 05/11/2017   03:31:43   (  22.64, 147.52) 05/11/2017   03:28:14    (  26.69, 144.78)  528.19            209