Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2022 12 22.  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)
 12/23/2022   14:16:36   (  70.20, -37.76) 12/23/2022   14:17:33  (  70.20, -37.70)    2.31                57
 12/23/2022   15:07:17   ( -70.06, 129.77) 12/23/2022   15:07:03  ( -70.09, 129.77)    3.51                14
 12/23/2022   15:57:50   (  69.35, -61.87) 12/23/2022   15:56:41  (  69.38, -63.56)   66.33                69
 12/26/2022   06:33:33   (  70.17,  78.04) 12/26/2022   06:34:00  (  70.15,  78.12)    3.40                27
 12/26/2022   07:24:14   ( -70.03,-114.42) 12/26/2022   07:23:30  ( -70.04,-114.41)    1.68                44
 12/28/2022   21:59:48   ( -70.32,  26.26) 12/28/2022   22:01:00  ( -70.25,  26.50)   11.96                72
 12/28/2022   22:50:30   (  70.10,-166.08) 12/28/2022   22:50:28  (  70.08,-166.09)    1.89                 2
 12/28/2022   23:41:11   ( -69.96,   1.45) 12/28/2022   23:39:58  ( -69.98,   1.39)    3.50                73
 12/31/2022   14:16:43   ( -70.15, 142.30) 12/31/2022   14:17:28  ( -70.16, 142.26)    1.96                45
 12/31/2022   15:07:27   (  70.04, -50.22) 12/31/2022   15:06:55  (  70.05, -50.26)    1.88                32
 01/03/2023   05:43:08   (  70.71,  89.85) 01/03/2023   05:44:18  (  70.60,  91.15)   49.89                70
 01/03/2023   06:33:41   ( -70.14,-101.92) 01/03/2023   06:33:55  ( -70.11,-101.92)    3.50                14
 01/03/2023   07:24:24   (  69.98,  65.63) 01/03/2023   07:23:22  (  69.99,  65.56)    3.35                62