Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 12 12.  Predictions up to the next  14.0 days:

     Date     Time(NPP) NPP Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 12/13/2023   06:32:51   (  70.16,  78.13) 12/13/2023   06:33:56  (  70.17,  78.12)    0.53                65
 12/13/2023   07:23:33   ( -70.08,-114.43) 12/13/2023   07:23:26  ( -70.06,-114.41)    2.72                 7
 12/13/2023   08:14:10   (  69.59,  53.61) 12/13/2023   08:12:59  (  69.62,  52.64)   38.03                71
 12/15/2023   22:49:43   (  70.13,-166.03) 12/15/2023   22:50:27  (  70.16,-166.03)    3.37                44
 12/15/2023   23:40:25   ( -70.04,   1.42) 12/15/2023   23:39:57  ( -70.05,   1.45)    1.73                28
 12/18/2023   15:06:35   (  70.09, -50.20) 12/18/2023   15:06:59  (  70.07, -50.28)    3.63                24
 12/18/2023   15:57:17   ( -70.00, 117.26) 12/18/2023   15:56:28  ( -70.02, 117.29)    2.68                49
 12/21/2023   06:32:48   ( -70.43,-102.26) 12/21/2023   06:33:59  ( -70.35,-101.64)   24.68                71
 12/21/2023   07:23:27   (  70.06,  65.62) 12/21/2023   07:23:29  (  70.08,  65.61)    1.80                 2
 12/21/2023   08:14:09   ( -69.97,-126.91) 12/21/2023   08:12:59  ( -69.98,-126.90)    1.18                70
 12/23/2023   22:49:34   ( -70.14,  13.98) 12/23/2023   22:50:32  ( -70.13,  13.91)    2.84                58
 12/23/2023   23:40:18   (  70.04,-178.56) 12/23/2023   23:39:59  (  70.01,-178.60)    3.34                19