Simultaneous Nadir Overpasses (SNOs) between AQUA and NPP
TLE Epoch: 2017 12 18.  Predictions up to the next  14.0 days:

     Date     Time(AQUA) AQUA Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 12/21/2017   05:32:22   (  75.53, -25.34) 12/21/2017   05:31:19  (  75.53, -25.34)    0.17                63
 12/21/2017   06:21:24   ( -76.75, 146.20) 12/21/2017   06:21:38  ( -76.76, 146.27)    2.01                14
 12/23/2017   21:48:48   (  75.76,  91.22) 12/23/2017   21:48:08  (  75.76,  91.17)    1.61                40
 12/23/2017   22:37:51   ( -76.93, -97.29) 12/23/2017   22:38:28  ( -76.93, -97.26)    0.63                37
 12/26/2017   14:05:13   (  76.04,-152.05) 12/26/2017   14:04:56  (  76.03,-152.15)    2.79                17
 12/26/2017   14:54:17   ( -77.15,  19.40) 12/26/2017   14:55:17  ( -77.15,  19.40)    0.19                60
 12/29/2017   05:32:30   ( -75.39, 154.26) 12/29/2017   05:31:19  ( -75.39, 154.23)    0.87                71
 12/29/2017   06:21:28   (  76.74, -33.86) 12/29/2017   06:21:33  (  76.75, -33.76)    2.56                 5
 12/31/2017   21:48:53   ( -75.75, -88.82) 12/31/2017   21:48:05  ( -75.75, -88.85)    1.03                48