Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 1 21.  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)
 01/21/2025   14:16:27   ( -70.11, 142.16) 01/21/2025   14:17:25  ( -70.12, 142.15)    1.40                58
 01/21/2025   15:07:11   (  70.02, -50.38) 01/21/2025   15:06:52  (  70.02, -50.35)    1.11                19
 01/21/2025   15:57:41   ( -69.27, 118.03) 01/21/2025   15:56:32  ( -69.36, 116.37)   65.77                69
 01/24/2025   06:33:22   ( -70.10,-102.05) 01/24/2025   06:33:52  ( -70.12,-101.98)    3.17                30
 01/24/2025   07:24:05   (  69.96,  65.48) 01/24/2025   07:23:20  (  69.96,  65.44)    1.75                45
 01/26/2025   21:59:37   (  70.28,-153.86) 01/26/2025   22:00:49  (  70.22,-153.58)   12.39                72
 01/26/2025   22:50:17   ( -70.05,  13.80) 01/26/2025   22:50:20  ( -70.05,  13.82)    0.94                 3
 01/26/2025   23:41:00   (  69.91,-178.67) 01/26/2025   23:39:47  (  69.94,-178.69)    3.71                73
 01/29/2025   14:16:29   (  70.09, -37.79) 01/29/2025   14:17:17  (  70.10, -37.86)    2.87                48
 01/29/2025   15:07:12   ( -70.02, 129.62) 01/29/2025   15:06:47  ( -69.99, 129.63)    3.25                25
 02/01/2025   05:42:56   ( -70.99, -90.78) 02/01/2025   05:44:03  ( -70.86, -88.48)   85.03                67
 02/01/2025   06:33:24   (  70.07,  78.01) 02/01/2025   06:33:42  (  70.09,  78.02)    2.27                18
 02/01/2025   07:24:06   ( -69.95,-114.49) 02/01/2025   07:23:13  ( -69.93,-114.57)    3.69                53
 02/03/2025   21:59:34   ( -70.15,  26.35) 02/03/2025   22:00:39  ( -70.14,  26.36)    0.94                65
 02/03/2025   22:50:17   (  70.01,-166.13) 02/03/2025   22:50:06  (  70.02,-166.17)    2.01                11
 02/03/2025   23:40:53   ( -69.57,   1.84) 02/03/2025   23:39:41  ( -69.64,   0.94)   35.63                72