Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 9 30.  Predictions up to the next  14.0 days:

     Date     Time(LANDSAT-8) LANDSAT-8 Lat/Lon Date Time(NPP) NPP Lat/Lon    Distance(km)  Time Diff(sec)
 09/30/2023   22:25:33   ( -70.21,  20.25) 09/30/2023   22:24:43  ( -70.19,  20.26)    1.93                50
 09/30/2023   23:15:00   (  70.11,-172.25) 09/30/2023   23:15:27  (  70.09,-172.27)    2.84                27
 10/03/2023   14:42:02   ( -70.16, 136.05) 10/03/2023   14:41:33  ( -70.17, 136.07)    2.21                29
 10/03/2023   15:31:29   (  70.05, -56.45) 10/03/2023   15:32:17  (  70.07, -56.46)    2.17                48
 10/06/2023   06:08:58   (  70.39,  84.65) 10/06/2023   06:07:46  (  70.47,  84.06)   23.69                72
 10/06/2023   06:58:31   ( -70.12,-108.11) 10/06/2023   06:58:23  ( -70.11,-108.06)    2.26                 8
 10/06/2023   07:47:58   (  70.01,  59.38) 10/06/2023   07:49:07  (  70.01,  59.41)    1.12                69
 10/08/2023   22:25:29   (  70.21,-159.73) 10/08/2023   22:24:32  (  70.21,-159.75)    0.79                57
 10/08/2023   23:14:59   ( -70.10,   7.75) 10/08/2023   23:15:14  ( -70.11,   7.72)    1.56                15
 10/09/2023   00:04:38   (  69.33, 174.33) 10/09/2023   00:05:45  (  69.32, 176.20)   73.17                67
 10/11/2023   14:41:57   (  70.16, -43.92) 10/11/2023   14:41:22  (  70.17, -43.90)    2.15                35
 10/11/2023   15:31:27   ( -70.05, 123.57) 10/11/2023   15:32:04  ( -70.07, 123.57)    2.31                37