Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 10 22.  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)
 10/23/2025   04:04:19   (  71.00, 114.61) 10/23/2025   04:05:27  (  70.90, 116.31)   62.66                68
 10/23/2025   04:54:50   ( -70.32, -76.96) 10/23/2025   04:55:06  ( -70.30, -76.97)    2.41                16
 10/23/2025   05:45:34   (  70.22,  90.51) 10/23/2025   05:44:33  (  70.19,  90.53)    2.76                61
 10/25/2025   20:21:04   (  70.35,-128.54) 10/25/2025   20:22:04  (  70.36,-128.62)    3.36                60
 10/25/2025   21:11:47   ( -70.29,  38.86) 10/25/2025   21:11:33  ( -70.30,  38.93)    2.95                14
 10/25/2025   22:02:19   (  69.56,-152.72) 10/25/2025   22:01:10  (  69.65,-154.35)   64.22                69
 10/28/2025   12:38:00   (  70.33, -12.74) 10/28/2025   12:38:30  (  70.32, -12.78)    1.67                30
 10/28/2025   13:28:42   ( -70.22, 154.75) 10/28/2025   13:28:00  ( -70.22, 154.69)    1.97                42
 10/31/2025   04:04:16   ( -70.57, -64.67) 10/31/2025   04:05:27  ( -70.53, -64.23)   17.01                71
 10/31/2025   04:54:57   (  70.32, 103.05) 10/31/2025   04:54:56  (  70.30, 103.08)    1.87                 1
 10/31/2025   05:45:39   ( -70.21, -89.47) 10/31/2025   05:44:26  ( -70.20, -89.44)    1.75                73
 11/02/2025   20:21:09   ( -70.36,  51.44) 11/02/2025   20:21:55  ( -70.36,  51.42)    0.69                46
 11/02/2025   21:11:53   (  70.26,-141.09) 11/02/2025   21:11:22  (  70.25,-141.10)    1.99                31