Simultaneous Nadir Overpasses (SNOs) near US between AQUA and NPP
TLE Epoch: 2021 5 10.  Predictions up to the next  10.0 days:

Date(AQUA)     Time(AQUA)   AQUA Lat/Lon   Date(NPP)     Time(NPP)    NPP Lat/Lon    Distance (km)   Time Diff(sec)
 05/11/2021   09:24:19   (  20.13,-114.21) 05/11/2021   09:16:01    (  20.18,-114.61)   42.90            498
 05/14/2021   06:30:25   (  45.47, -65.36) 05/14/2021   06:30:09    (  45.80, -67.32)  156.95             16
 05/14/2021   08:08:03   (  49.92, -88.34) 05/14/2021   08:10:19    (  50.41, -90.76)  180.62            136
 05/14/2021   09:46:56   (  49.93,-113.05) 05/14/2021   09:51:47    (  50.52,-116.08)  225.03            291
 05/16/2021   19:06:13   (  49.97, -92.53) 05/16/2021   19:00:38    (  49.63, -94.34)  135.36            335
 05/16/2021   20:45:06   (  49.97,-117.25) 05/16/2021   20:42:06    (  49.52,-119.66)  180.67            180
 05/19/2021   10:11:56   (  26.71,-124.99) 05/19/2021   10:05:27    (  25.17,-126.07)  202.33            389