Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 1 7.  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)
 01/08/2023   14:16:53   (  70.16, -37.74) 01/08/2023   14:17:37  (  70.18, -37.76)    2.60                44
 01/08/2023   15:07:35   ( -70.07, 129.71) 01/08/2023   15:07:07  ( -70.07, 129.72)    0.36                28
 01/11/2023   05:43:19   ( -70.97, -90.59) 01/11/2023   05:44:27  ( -70.85, -88.54)   76.07                68
 01/11/2023   06:33:49   (  70.12,  78.08) 01/11/2023   06:34:05  (  70.14,  78.06)    1.61                16
 01/11/2023   07:24:31   ( -70.03,-114.46) 01/11/2023   07:23:35  ( -70.03,-114.46)    0.25                56
 01/13/2023   22:00:02   ( -70.21,  26.42) 01/13/2023   22:01:06  ( -70.23,  26.43)    2.91                64
 01/13/2023   22:50:46   (  70.10,-166.10) 01/13/2023   22:50:33  (  70.12,-166.08)    2.83                13
 01/13/2023   23:41:21   ( -69.63,   1.91) 01/13/2023   23:40:09  ( -69.69,   0.95)   37.93                72
 01/16/2023   14:16:59   ( -70.18, 142.23) 01/16/2023   14:17:34  ( -70.19, 142.26)    2.09                35
 01/16/2023   15:07:43   (  70.07, -50.30) 01/16/2023   15:07:01  (  70.08, -50.25)    1.81                42
 01/19/2023   05:43:18   (  70.48,  90.21) 01/19/2023   05:44:29  (  70.40,  90.81)   24.02                71
 01/19/2023   06:33:55   ( -70.11,-101.89) 01/19/2023   06:34:02  ( -70.13,-101.94)    2.98                 7
 01/19/2023   07:24:39   (  70.00,  65.58) 01/19/2023   07:23:29  (  70.01,  65.54)    1.68                70