Simultaneous Nadir Overpasses (SNOs) between LANDSAT-8 and NPP
TLE Epoch: 2023 3 11.  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)
 03/12/2023   05:19:26   ( -70.34, -83.16) 03/12/2023   05:18:13  ( -70.36, -83.20)    2.28                73
 03/12/2023   06:08:53   (  70.24,  84.34) 03/12/2023   06:08:57  (  70.23,  84.31)    1.49                 4
 03/12/2023   06:58:24   ( -70.07,-108.27) 03/12/2023   06:59:37  ( -70.04,-108.08)    8.01                73
 03/14/2023   21:35:56   ( -70.27,  32.60) 03/14/2023   21:35:11  ( -70.29,  32.68)    3.72                45
 03/14/2023   22:25:23   (  70.16,-159.90) 03/14/2023   22:25:55  (  70.16,-159.82)    3.00                32
 03/17/2023   13:02:47   (  70.76, -18.42) 03/17/2023   13:01:37  (  70.85, -19.78)   50.55                70
 03/17/2023   13:52:24   ( -70.27, 148.48) 03/17/2023   13:52:10  ( -70.28, 148.45)    2.40                14
 03/17/2023   14:41:51   (  70.16, -44.03) 03/17/2023   14:42:54  (  70.16, -44.06)    1.21                63
 03/20/2023   05:19:21   (  70.34,  96.83) 03/20/2023   05:18:25  (  70.34,  96.81)    0.68                56
 03/20/2023   06:08:51   ( -70.23, -95.69) 03/20/2023   06:09:07  ( -70.25, -95.72)    2.24                16
 03/20/2023   06:58:31   (  69.40,  70.81) 03/20/2023   06:59:38  (  69.44,  72.79)   77.70                67
 03/22/2023   21:35:48   (  70.32,-147.32) 03/22/2023   21:35:23  (  70.32,-147.39)    2.75                25
 03/22/2023   22:25:19   ( -70.16,  20.09) 03/22/2023   22:26:04  ( -70.17,  20.16)    3.15                45