Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 3 29.  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)
 03/29/2025   06:32:41   ( -70.20,-101.90) 03/29/2025   06:33:31  ( -70.22,-101.85)    3.28                50
 03/29/2025   07:23:25   (  70.04,  65.64) 03/29/2025   07:22:59  (  70.06,  65.57)    3.60                26
 03/29/2025   08:13:50   ( -69.08,-125.64) 03/29/2025   08:12:44  ( -69.12,-128.07)   96.63                66
 03/31/2025   21:59:12   (  70.86,-154.54) 03/31/2025   22:00:20  (  70.77,-152.79)   64.72                68
 03/31/2025   22:49:42   ( -70.17,  13.90) 03/31/2025   22:49:59  ( -70.17,  13.95)    2.00                17
 03/31/2025   23:40:26   (  70.02,-178.56) 03/31/2025   23:39:27  (  70.00,-178.63)    2.95                59
 04/03/2025   14:16:00   (  70.22, -37.75) 04/03/2025   14:16:55  (  70.22, -37.72)    1.16                55
 04/03/2025   15:06:41   ( -70.10, 129.76) 04/03/2025   15:06:25  ( -70.11, 129.76)    1.41                16
 04/03/2025   15:57:12   (  69.26, -61.70) 04/03/2025   15:56:04  (  69.33, -63.65)   77.20                68
 04/06/2025   05:42:33   ( -71.19, -90.90) 04/06/2025   05:43:39  ( -71.09, -88.16)   99.14                66
 04/06/2025   06:33:00   (  70.16,  78.09) 04/06/2025   06:33:21  (  70.16,  78.09)    0.78                21
 04/06/2025   07:23:41   ( -70.04,-114.40) 04/06/2025   07:22:51  ( -70.05,-114.43)    1.67                50
 04/08/2025   21:59:15   ( -70.21,  26.47) 04/08/2025   22:00:19  ( -70.21,  26.42)    1.87                64
 04/08/2025   22:50:00   (  70.13,-166.10) 04/08/2025   22:49:46  (  70.10,-166.10)    3.23                14
 04/08/2025   23:40:33   ( -69.57,   2.05) 04/08/2025   23:39:22  ( -69.66,   0.93)   44.52                71
 04/11/2025   14:16:15   ( -70.18, 142.27) 04/11/2025   14:16:43  ( -70.16, 142.24)    2.80                28
 04/11/2025   15:06:59   (  70.05, -50.22) 04/11/2025   15:06:10  (  70.03, -50.29)    2.88                49