Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2018 12 5.  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)
 12/08/2018   03:31:39   (  22.67, 147.53) 12/08/2018   03:28:10    (  24.14, 145.31)  279.65            209
 12/13/2018   15:59:15   (  22.59, 147.49) 12/13/2018   16:02:12    (  23.27, 144.47)  318.44            177
 12/21/2018   15:09:46   (  22.62, 159.87) 12/21/2018   15:11:27    (  23.20, 157.14)  287.52            101
 12/24/2018   03:31:35   (  22.64, 147.56) 12/24/2018   03:28:06    (  24.06, 145.32)  278.17            209
 12/29/2018   15:59:11   (  22.61, 147.52) 12/29/2018   16:02:10    (  23.28, 144.46)  321.97            179