Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2023 4 3.  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)
 04/03/2023   21:10:14   (  70.35,-141.12) 04/03/2023   21:11:09  (  70.33,-141.11)    2.96                55
 04/03/2023   22:00:55   ( -70.22,  26.41) 04/03/2023   22:00:39  ( -70.21,  26.36)    1.94                16
 04/03/2023   22:51:26   (  69.40,-165.06) 04/03/2023   22:50:18  (  69.45,-167.05)   77.88                68
 04/06/2023   13:27:10   (  70.28, -25.23) 04/06/2023   13:27:38  (  70.29, -25.29)    2.02                28
 04/06/2023   14:17:52   ( -70.20, 142.21) 04/06/2023   14:17:08  ( -70.18, 142.19)    2.94                44
 04/09/2023   04:53:26   ( -70.55, -77.20) 04/09/2023   04:54:37  ( -70.48, -76.78)   17.98                71
 04/09/2023   05:44:07   (  70.28,  90.55) 04/09/2023   05:44:06  (  70.26,  90.55)    2.12                 1
 04/09/2023   06:34:48   ( -70.14,-101.92) 04/09/2023   06:33:36  ( -70.15,-101.97)    2.46                72
 04/11/2023   21:10:19   ( -70.35,  38.91) 04/11/2023   21:11:06  ( -70.35,  38.93)    1.10                47
 04/11/2023   22:01:03   (  70.23,-153.60) 04/11/2023   22:00:33  (  70.24,-153.59)    1.44                30
 04/14/2023   12:36:44   (  71.03, -13.76) 04/14/2023   12:37:52  (  70.95, -11.92)   67.06                68
 04/14/2023   13:27:14   ( -70.31, 154.74) 04/14/2023   13:27:32  ( -70.30, 154.73)    1.11                18
 04/14/2023   14:17:58   (  70.19, -37.77) 04/14/2023   14:16:59  (  70.18, -37.79)    1.34                59
 04/17/2023   04:53:28   (  70.38, 103.09) 04/17/2023   04:54:28  (  70.36, 103.08)    2.15                60