Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2016 12 12.  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)
 12/15/2016   15:09:31   (  22.59, 159.85) 12/15/2016   15:11:39    (  23.20, 157.13)  286.77            128
 12/18/2016   03:31:20   (  22.65, 147.53) 12/18/2016   03:27:51    (  22.50, 145.71)  188.38            209
 12/23/2016   15:58:54   (  22.61, 147.51) 12/23/2016   16:02:20    (  23.30, 144.46)  321.37            206
 12/26/2016   02:41:50   (  22.67, 159.91) 12/26/2016   02:38:21    (  27.04, 157.23)  556.15            209
 12/31/2016   15:09:24   (  22.61, 159.90) 12/31/2016   15:11:35    (  23.20, 157.13)  291.42            131
 01/03/2017   03:31:11   (  22.65, 147.58) 01/03/2017   03:27:42    (  22.29, 145.76)  191.95            209