Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 9.  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)
 06/09/2023   13:26:23   (  70.41, -25.18) 06/09/2023   13:27:04  (  70.40, -25.16)    0.64                41
 06/09/2023   14:17:04   ( -70.26, 142.36) 06/09/2023   14:16:34  ( -70.29, 142.30)    3.32                30
 06/12/2023   04:52:44   ( -71.23, -78.07) 06/12/2023   04:53:51  ( -71.15, -75.79)   82.15                67
 06/12/2023   05:43:13   (  70.34,  90.71) 06/12/2023   05:43:31  (  70.34,  90.62)    3.10                18
 06/12/2023   06:33:55   ( -70.24,-101.83) 06/12/2023   06:33:01  ( -70.23,-101.91)    3.39                54
 06/14/2023   21:09:21   ( -70.43,  39.02) 06/14/2023   21:10:31  ( -70.41,  38.97)    2.73                70
 06/14/2023   22:00:05   (  70.32,-153.50) 06/14/2023   21:59:58  (  70.31,-153.54)    2.50                 7
 06/14/2023   22:50:43   ( -70.02,  14.28) 06/14/2023   22:49:30  ( -70.09,  13.78)   20.60                73
 06/17/2023   13:26:13   ( -70.43, 154.81) 06/17/2023   13:26:57  ( -70.41, 154.86)    2.20                44
 06/17/2023   14:16:57   (  70.32, -37.72) 06/17/2023   14:16:24  (  70.30, -37.66)    3.00                33
 06/20/2023   04:52:35   (  71.15, 102.07) 06/20/2023   04:53:43  (  71.04, 104.06)   72.80                68
 06/20/2023   05:43:04   ( -70.38, -89.34) 06/20/2023   05:43:23  ( -70.39, -89.29)    2.24                19
 06/20/2023   06:33:48   (  70.27,  78.13) 06/20/2023   06:32:50  (  70.27,  78.18)    1.94                58
 06/22/2023   21:09:12   (  70.43,-140.96) 06/22/2023   21:10:18  (  70.44,-140.96)    1.26                66
 06/22/2023   21:59:54   ( -70.33,  26.51) 06/22/2023   21:59:48  ( -70.34,  26.52)    1.02                 6
 06/22/2023   22:50:31   (  69.86,-165.46) 06/22/2023   22:49:20  (  69.95,-166.39)   36.88                71