Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 12 9.  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   (  22.65, 147.53) 12/11/2019   03:28:03    (  25.69, 145.00)  424.74            209
 12/16/2019   15:59:10   (  22.59, 147.48) 12/16/2019   16:01:36    (  23.23, 144.57)  307.13            146
 12/24/2019   15:09:44   (  22.61, 159.85) 12/24/2019   15:10:46    (  23.20, 157.26)  273.15             62
 12/27/2019   03:31:35   (  22.69, 147.52) 12/27/2019   03:28:05    (  26.49, 144.82)  502.89            210
 01/01/2020   15:59:12   (  22.58, 147.48) 01/01/2020   16:01:25    (  23.25, 144.60)  304.65            133