Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 2 1.  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)
 02/01/2023   14:17:06   ( -70.18, 142.24) 02/01/2023   14:17:39  ( -70.21, 142.23)    3.33                33
 02/01/2023   15:07:50   (  70.06, -50.27) 02/01/2023   15:07:07  (  70.05, -50.34)    2.80                43
 02/04/2023   05:43:26   (  70.58,  90.05) 02/04/2023   05:44:37  (  70.46,  90.84)   32.29                71
 02/04/2023   06:34:02   ( -70.17,-101.98) 02/04/2023   06:34:10  ( -70.18,-101.93)    1.88                 8
 02/04/2023   07:24:46   (  70.06,  65.50) 02/04/2023   07:23:37  (  70.08,  65.57)    3.08                69
 02/06/2023   22:00:15   (  70.22,-153.59) 02/06/2023   22:01:11  (  70.24,-153.60)    2.38                56
 02/06/2023   22:50:57   ( -70.12,  13.88) 02/06/2023   22:50:41  ( -70.13,  13.88)    1.25                16
 02/06/2023   23:41:28   (  69.33,-177.63) 02/06/2023   23:40:20  (  69.37,-179.54)   74.76                68
 02/09/2023   14:17:09   (  70.18, -37.75) 02/09/2023   14:17:41  (  70.17, -37.83)    2.91                32
 02/09/2023   15:07:51   ( -70.08, 129.72) 02/09/2023   15:07:11  ( -70.07, 129.65)    2.80                40
 02/12/2023   05:43:28   ( -70.67, -90.06) 02/12/2023   05:44:39  ( -70.52, -89.09)   39.27                71
 02/12/2023   06:34:05   (  70.20,  78.00) 02/12/2023   06:34:10  (  70.19,  78.08)    3.10                 5
 02/12/2023   07:24:46   ( -70.04,-114.45) 02/12/2023   07:23:41  ( -70.03,-114.52)    2.81                65
 02/14/2023   22:00:16   ( -70.27,  26.36) 02/14/2023   22:01:13  ( -70.25,  26.39)    2.39                57
 02/14/2023   22:50:59   (  70.12,-166.10) 02/14/2023   22:50:40  (  70.14,-166.13)    2.44                19