Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 8 28.  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)
 08/28/2023   13:26:18   (  70.91, -26.15) 08/28/2023   13:27:27  (  70.80, -24.42)   64.26                69
 08/28/2023   14:16:48   ( -70.19, 142.32) 08/28/2023   14:17:06  ( -70.19, 142.31)    0.45                18
 08/28/2023   15:07:32   (  70.08, -50.20) 08/28/2023   15:06:33  (  70.10, -50.19)    2.01                59
 08/31/2023   05:42:59   (  70.26,  90.67) 08/31/2023   05:44:07  (  70.27,  90.67)    1.83                68
 08/31/2023   06:33:41   ( -70.17,-101.87) 08/31/2023   06:33:37  ( -70.16,-101.86)    0.49                 4
 08/31/2023   07:24:20   (  69.79,  66.01) 08/31/2023   07:23:08  (  69.84,  65.33)   26.63                72
 09/02/2023   21:59:51   (  70.24,-153.53) 09/02/2023   22:00:37  (  70.22,-153.54)    2.75                46
 09/02/2023   22:50:32   ( -70.09,  14.02) 09/02/2023   22:50:07  ( -70.11,  13.94)    3.39                25
 09/05/2023   14:16:43   (  70.18, -37.66) 09/05/2023   14:17:07  (  70.19, -37.69)    1.96                24
 09/05/2023   15:07:25   ( -70.07, 129.81) 09/05/2023   15:06:37  ( -70.08, 129.79)    1.27                48
 09/08/2023   05:42:56   ( -70.48, -89.67) 09/08/2023   05:44:07  ( -70.41, -89.13)   21.34                71
 09/08/2023   06:33:36   (  70.17,  78.13) 09/08/2023   06:33:36  (  70.19,  78.20)    3.62                 0
 09/08/2023   07:24:18   ( -70.07,-114.40) 09/08/2023   07:23:07  ( -70.03,-114.39)    3.39                71
 09/10/2023   21:59:44   ( -70.21,  26.52) 09/10/2023   22:00:39  ( -70.23,  26.50)    2.60                55
 09/10/2023   22:50:28   (  70.12,-166.02) 09/10/2023   22:50:06  (  70.12,-166.02)    0.17                22