Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 14.  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)
 06/14/2023   21:09:21   ( -70.44,  39.01) 06/14/2023   21:10:30  ( -70.46,  39.04)    2.26                69
 06/14/2023   22:00:05   (  70.33,-153.51) 06/14/2023   21:59:58  (  70.30,-153.55)    3.17                 7
 06/14/2023   22:50:43   ( -70.03,  14.27) 06/14/2023   22:49:30  ( -70.08,  13.76)   19.93                73
 06/17/2023   13:26:12   ( -70.38, 154.88) 06/17/2023   13:26:57  ( -70.41, 154.85)    3.24                45
 06/17/2023   14:16:57   (  70.32, -37.72) 06/17/2023   14:16:24  (  70.30, -37.66)    3.18                33
 06/20/2023   04:52:35   (  71.15, 102.07) 06/20/2023   04:53:43  (  71.05, 104.06)   72.76                68
 06/20/2023   05:43:04   ( -70.38, -89.34) 06/20/2023   05:43:23  ( -70.39, -89.30)    1.92                19
 06/20/2023   06:33:48   (  70.27,  78.14) 06/20/2023   06:32:50  (  70.28,  78.19)    2.16                58
 06/22/2023   21:09:13   (  70.43,-140.95) 06/22/2023   21:10:19  (  70.45,-140.95)    3.07                66
 06/22/2023   21:59:55   ( -70.33,  26.51) 06/22/2023   21:59:49  ( -70.34,  26.53)    1.72                 6
 06/22/2023   22:50:32   (  69.85,-165.45) 06/22/2023   22:49:21  (  69.96,-166.38)   37.30                71
 06/25/2023   13:26:03   (  70.38, -25.11) 06/25/2023   13:26:44  (  70.38, -25.16)    1.77                41
 06/25/2023   14:16:45   ( -70.29, 142.36) 06/25/2023   14:16:14  ( -70.28, 142.32)    1.67                31