Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 1 31.  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, 142.23) 02/01/2023   14:17:39  ( -70.20, 142.23)    2.01                33
 02/01/2023   15:07:50   (  70.07, -50.29) 02/01/2023   15:07:06  (  70.10, -50.27)    3.55                44
 02/04/2023   05:43:26   (  70.59,  90.04) 02/04/2023   05:44:37  (  70.46,  90.83)   33.19                71
 02/04/2023   06:34:02   ( -70.18,-101.99) 02/04/2023   06:34:10  ( -70.18,-101.93)    2.11                 8
 02/04/2023   07:24:46   (  70.07,  65.49) 02/04/2023   07:23:37  (  70.08,  65.57)    3.00                69
 02/06/2023   22:00:15   (  70.23,-153.61) 02/06/2023   22:01:11  (  70.25,-153.60)    1.82                56
 02/06/2023   22:50:57   ( -70.13,  13.86) 02/06/2023   22:50:41  ( -70.14,  13.88)    1.15                16
 02/06/2023   23:41:28   (  69.34,-177.65) 02/06/2023   23:40:20  (  69.37,-179.53)   73.92                68
 02/09/2023   14:17:10   (  70.19, -37.77) 02/09/2023   14:17:42  (  70.19, -37.81)    1.77                32
 02/09/2023   15:07:52   ( -70.09, 129.70) 02/09/2023   15:07:12  ( -70.08, 129.67)    1.71                40
 02/12/2023   05:43:28   ( -70.68, -90.08) 02/12/2023   05:44:38  ( -70.60, -88.98)   41.62                70
 02/12/2023   06:34:04   (  70.16,  78.06) 02/12/2023   06:34:11  (  70.16,  78.02)    1.25                 7
 02/12/2023   07:24:46   ( -70.06,-114.47) 02/12/2023   07:23:41  ( -70.05,-114.49)    0.91                65