Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2017 9 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)
 09/05/2017   15:59:01   (  22.63, 147.49) 09/05/2017   16:02:06    (  23.27, 144.60)  305.07            185
 09/13/2017   15:09:35   (  22.61, 159.85) 09/13/2017   15:11:29    (  23.17, 157.24)  274.11            114
 09/16/2017   03:31:24   (  22.66, 147.53) 09/16/2017   03:27:55    (  23.27, 145.61)  207.87            209
 09/21/2017   15:59:00   (  22.59, 147.49) 09/21/2017   16:02:18    (  23.23, 144.56)  308.55            198
 09/24/2017   02:41:56   (  22.65, 159.90) 09/24/2017   02:38:27    (  27.44, 157.21)  598.70            209
 09/29/2017   15:09:30   (  22.62, 159.87) 09/29/2017   15:11:38    (  23.20, 157.23)  278.05            128