Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP over region 
TLE Epoch: 2021 12 14.  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)
 12/16/2021   03:32:18   (  22.64, 147.49) 12/16/2021   03:28:49    (  23.61, 145.38)  241.24            209
 12/21/2021   16:00:00   (  22.59, 147.45) 12/21/2021   16:02:54    (  23.27, 144.43)  318.27            174
 12/29/2021   15:10:40   (  22.61, 159.80) 12/29/2021   15:12:00    (  23.20, 157.13)  281.51             80
 01/01/2022   03:32:33   (  22.70, 147.45) 01/01/2022   03:29:03    (  25.63, 144.92)  415.95            210
 01/06/2022   16:00:13   (  22.63, 147.44) 01/06/2022   16:02:34    (  23.27, 144.49)  310.19            141