Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 6 28.  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)
 06/28/2023   05:43:06   (  70.32,  90.72) 06/28/2023   05:43:34  (  70.30,  90.72)    2.29                28
 06/28/2023   06:33:46   ( -70.18,-101.75) 06/28/2023   06:33:03  ( -70.19,-101.81)    2.35                43
 06/30/2023   21:09:24   ( -70.78,  38.43) 06/30/2023   21:10:35  ( -70.66,  39.48)   40.81                71
 06/30/2023   22:00:01   (  70.30,-153.48) 06/30/2023   22:00:07  (  70.29,-153.43)    2.17                 6
 06/30/2023   22:50:42   ( -70.16,  14.05) 06/30/2023   22:49:37  ( -70.18,  14.05)    2.65                65
 07/03/2023   13:26:12   ( -70.35, 154.89) 07/03/2023   13:27:14  ( -70.36, 154.89)    1.34                62
 07/03/2023   14:16:56   (  70.23, -37.62) 07/03/2023   14:16:41  (  70.25, -37.61)    3.11                15
 07/03/2023   15:07:29   ( -69.66, 130.55) 07/03/2023   15:06:19  ( -69.71, 129.25)   50.25                70
 07/06/2023   05:43:07   ( -70.28, -89.25) 07/06/2023   05:43:48  ( -70.30, -89.32)    3.45                41
 07/06/2023   06:33:52   (  70.22,  78.16) 07/06/2023   06:33:15  (  70.19,  78.17)    2.66                37
 07/08/2023   21:09:33   (  71.00,-141.97) 07/08/2023   21:10:41  (  70.92,-140.15)   66.39                68
 07/08/2023   22:00:03   ( -70.27,  26.52) 07/08/2023   22:00:21  ( -70.27,  26.50)    0.83                18
 07/08/2023   22:50:46   (  70.16,-166.00) 07/08/2023   22:49:47  (  70.16,-166.01)    0.42                59
 07/11/2023   13:26:16   (  70.37, -25.19) 07/11/2023   13:27:22  (  70.37, -25.11)    2.88                66
 07/11/2023   14:16:57   ( -70.22, 142.36) 07/11/2023   14:16:53  ( -70.21, 142.30)    2.64                 4
 07/11/2023   15:07:36   (  69.85, -49.76) 07/11/2023   15:06:24  (  69.88, -50.53)   29.69                72