Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2019 12 18.  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)
 12/24/2019   15:09:44   (  22.64, 159.86) 12/24/2019   15:10:46    (  23.23, 157.27)  273.06             62
 12/27/2019   03:31:35   (  22.65, 147.53) 12/27/2019   03:28:06    (  26.51, 144.82)  508.99            209
 01/01/2020   15:59:11   (  22.60, 147.49) 01/01/2020   16:01:25    (  23.22, 144.60)  304.62            134
 01/09/2020   15:09:43   (  22.62, 159.87) 01/09/2020   15:10:34    (  23.19, 157.29)  271.14             51
 01/12/2020   03:31:33   (  22.64, 147.55) 01/12/2020   03:28:04    (  27.17, 144.68)  580.77            209