Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 3 25.  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)
 03/26/2023   21:10:05   ( -70.36,  38.88) 03/26/2023   21:11:13  ( -70.37,  38.96)    2.88                68
 03/26/2023   22:00:49   (  70.23,-153.61) 03/26/2023   22:00:41  (  70.21,-153.63)    2.97                 8
 03/26/2023   22:51:26   ( -69.89,  14.24) 03/26/2023   22:50:14  ( -69.93,  13.61)   24.46                72
 03/29/2023   13:27:02   ( -70.31, 154.73) 03/29/2023   13:27:39  ( -70.30, 154.75)    1.25                37
 03/29/2023   14:17:46   (  70.19, -37.77) 03/29/2023   14:17:06  (  70.19, -37.77)    0.40                40
 04/01/2023   04:53:20   (  70.52, 102.85) 04/01/2023   04:54:32  (  70.45, 103.23)   15.95                72
 04/01/2023   05:43:59   ( -70.27, -89.44) 04/01/2023   05:44:03  ( -70.28, -89.38)    2.40                 4
 04/01/2023   06:34:43   (  70.15,  78.06) 04/01/2023   06:33:30  (  70.17,  78.10)    2.58                73
 04/03/2023   21:10:14   (  70.34,-141.10) 04/03/2023   21:10:57  (  70.32,-141.06)    2.82                43
 04/03/2023   22:00:55   ( -70.20,  26.45) 04/03/2023   22:00:27  ( -70.21,  26.42)    1.78                28
 04/06/2023   12:36:35   ( -70.92, 166.42) 04/06/2023   12:37:44  ( -70.80, 167.92)   56.07                69
 04/06/2023   13:27:09   (  70.29, -25.24) 04/06/2023   13:27:18  (  70.30, -25.18)    2.68                 9
 04/06/2023   14:17:51   ( -70.19, 142.23) 04/06/2023   14:16:48  ( -70.19, 142.30)    2.63                63