Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 3 17.  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   (  70.73,-141.70) 03/18/2023   21:11:14  (  70.65,-140.62)   40.30                70
 03/18/2023   22:00:38   ( -70.22,  26.43) 03/18/2023   22:00:50  ( -70.22,  26.36)    2.48                12
 03/18/2023   22:51:22   (  70.10,-166.07) 03/18/2023   22:50:17  (  70.11,-166.14)    3.18                65
 03/21/2023   13:26:55   (  70.32, -25.28) 03/21/2023   13:27:47  (  70.34, -25.21)    3.02                52
 03/21/2023   14:17:36   ( -70.18, 142.26) 03/21/2023   14:17:18  ( -70.17, 142.19)    2.82                18
 03/21/2023   15:08:05   (  69.26, -49.07) 03/21/2023   15:06:58  (  69.34, -51.31)   88.45                67
 03/24/2023   05:43:51   (  70.24,  90.62) 03/24/2023   05:44:14  (  70.24,  90.54)    2.95                23
 03/24/2023   06:34:33   ( -70.15,-101.93) 03/24/2023   06:33:44  ( -70.14,-101.98)    2.42                49
 03/26/2023   21:10:05   ( -70.34,  38.91) 03/26/2023   21:11:13  ( -70.33,  38.90)    1.67                68
 03/26/2023   22:00:49   (  70.22,-153.59) 03/26/2023   22:00:40  (  70.21,-153.62)    1.83                 9
 03/26/2023   22:51:26   ( -69.87,  14.27) 03/26/2023   22:50:14  ( -69.89,  13.56)   27.27                72
 03/29/2023   13:27:02   ( -70.28, 154.78) 03/29/2023   13:27:38  ( -70.30, 154.76)    2.33                36
 03/29/2023   14:17:46   (  70.17, -37.74) 03/29/2023   14:17:05  (  70.18, -37.76)    2.08                41