Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2022 12 11.  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)
 12/12/2022   22:50:10   (  70.11,-166.04) 12/12/2022   22:50:36  (  70.12,-166.08)    1.70                26
 12/12/2022   23:40:52   ( -70.02,   1.41) 12/12/2022   23:40:06  ( -70.00,   1.39)    2.22                46
 12/15/2022   14:16:26   ( -70.28, 142.14) 12/15/2022   14:17:37  ( -70.27, 142.37)    8.98                71
 12/15/2022   15:07:09   (  70.11, -50.28) 12/15/2022   15:07:05  (  70.11, -50.21)    2.66                 4
 12/15/2022   15:57:49   ( -69.91, 117.33) 12/15/2022   15:56:36  ( -69.94, 117.19)    6.15                73
 12/18/2022   06:33:22   ( -70.18,-101.94) 12/18/2022   06:34:06  ( -70.18,-101.86)    3.03                44
 12/18/2022   07:24:06   (  70.06,  65.55) 12/18/2022   07:23:33  (  70.08,  65.63)    3.31                33
 12/20/2022   21:59:48   (  70.76,-154.42) 12/20/2022   22:00:57  (  70.68,-152.88)   57.11                69
 12/20/2022   22:50:20   ( -70.14,  13.89) 12/20/2022   22:50:35  ( -70.14,  13.95)    2.52                15
 12/20/2022   23:41:04   (  70.02,-178.63) 12/20/2022   23:40:02  (  70.02,-178.56)    2.51                62
 12/23/2022   14:16:36   (  70.20, -37.76) 12/23/2022   14:17:34  (  70.17, -37.75)    3.00                58
 12/23/2022   15:07:17   ( -70.05, 129.79) 12/23/2022   15:07:04  ( -70.07, 129.74)    3.04                13
 12/23/2022   15:57:50   (  69.35, -61.87) 12/23/2022   15:56:41  (  69.40, -63.53)   65.11                69