Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 3 18.  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)
 03/18/2023   21:10:04   (  70.75,-141.73) 03/18/2023   21:11:14  (  70.64,-140.65)   41.78                70
 03/18/2023   22:00:38   ( -70.25,  26.39) 03/18/2023   22:00:49  ( -70.25,  26.42)    1.42                11
 03/18/2023   22:51:22   (  70.12,-166.10) 03/18/2023   22:50:17  (  70.09,-166.17)    3.52                65
 03/21/2023   13:26:54   (  70.29, -25.23) 03/21/2023   13:27:48  (  70.28, -25.29)    2.35                54
 03/21/2023   14:17:36   ( -70.20, 142.22) 03/21/2023   14:17:18  ( -70.18, 142.19)    3.37                18
 03/21/2023   15:08:05   (  69.28, -49.10) 03/21/2023   15:06:58  (  69.35, -51.31)   86.88                67
 03/24/2023   05:43:52   (  70.26,  90.58) 03/24/2023   05:44:15  (  70.27,  90.58)    1.49                23
 03/24/2023   06:34:34   ( -70.17,-101.96) 03/24/2023   06:33:45  ( -70.17,-101.94)    0.94                49
 03/26/2023   21:10:05   ( -70.36,  38.88) 03/26/2023   21:11:14  ( -70.34,  38.91)    2.95                69
 03/26/2023   22:00:49   (  70.24,-153.62) 03/26/2023   22:00:41  (  70.22,-153.61)    2.38                 8
 03/26/2023   22:51:26   ( -69.89,  14.24) 03/26/2023   22:50:14  ( -69.95,  13.64)   23.90                72
 03/29/2023   13:27:02   ( -70.30, 154.75) 03/29/2023   13:27:40  ( -70.30, 154.75)    0.24                38
 03/29/2023   14:17:46   (  70.18, -37.76) 03/29/2023   14:17:07  (  70.18, -37.77)    0.45                39