Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 12 8.  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)
 12/11/2019   03:31:32   (  22.68, 147.52) 12/11/2019   03:28:02    (  25.67, 145.01)  418.70            210
 12/16/2019   15:59:10   (  22.62, 147.49) 12/16/2019   16:01:36    (  23.27, 144.58)  306.98            146
 12/24/2019   15:09:45   (  22.60, 159.84) 12/24/2019   15:10:47    (  23.17, 157.25)  273.10             62
 12/27/2019   03:31:36   (  22.69, 147.51) 12/27/2019   03:28:06    (  26.51, 144.81)  504.43            210
 01/01/2020   15:59:12   (  22.59, 147.48) 01/01/2020   16:01:25    (  23.24, 144.59)  304.43            133