Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 3 13.  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)
 03/13/2025   06:32:57   ( -70.18,-101.98) 03/13/2025   06:33:42  ( -70.16,-101.94)    2.15                45
 03/13/2025   07:23:41   (  70.04,  65.54) 03/13/2025   07:23:09  (  70.06,  65.56)    2.20                32
 03/15/2025   21:59:20   (  70.95,-154.75) 03/15/2025   22:00:28  (  70.85,-152.68)   76.52                68
 03/15/2025   22:49:48   ( -70.15,  13.86) 03/15/2025   22:50:09  ( -70.13,  13.90)    3.03                21
 03/15/2025   23:40:32   (  70.02,-178.63) 03/15/2025   23:39:36  (  70.02,-178.61)    0.99                56
 03/18/2025   14:15:57   (  70.21, -37.75) 03/18/2025   14:17:05  (  70.21, -37.73)    0.73                68
 03/18/2025   15:06:38   ( -70.09, 129.75) 03/18/2025   15:06:35  ( -70.10, 129.74)    1.15                 3
 03/18/2025   15:57:18   (  69.74, -62.42) 03/18/2025   15:56:06  (  69.77, -63.08)   25.39                72
 03/21/2025   06:32:46   (  70.16,  78.12) 03/21/2025   06:33:29  (  70.17,  78.11)    2.17                43
 03/21/2025   07:23:28   ( -70.09,-114.45) 03/21/2025   07:22:59  ( -70.07,-114.41)    2.86                29
 03/23/2025   21:59:07   ( -71.03,  25.20) 03/23/2025   22:00:14  ( -70.91,  27.46)   83.12                67
 03/23/2025   22:49:36   (  70.12,-166.02) 03/23/2025   22:49:53  (  70.14,-166.03)    2.85                17
 03/23/2025   23:40:18   ( -70.05,   1.41) 03/23/2025   23:39:23  ( -70.03,   1.45)    1.91                55
 03/26/2025   14:15:42   ( -70.21, 142.32) 03/26/2025   14:16:49  ( -70.23, 142.35)    1.83                67
 03/26/2025   15:06:26   (  70.09, -50.18) 03/26/2025   15:06:16  (  70.11, -50.18)    2.17                10
 03/26/2025   15:57:02   ( -69.70, 117.72) 03/26/2025   15:55:50  ( -69.78, 117.00)   29.39                72