Simultaneous Nadir Overpasses (SNOs) between NPP and LANDSAT-9
TLE Epoch: 2025 5 19.  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)
 05/21/2025   13:26:26   ( -70.30, 154.64) 05/21/2025   13:27:13  ( -70.31, 154.72)    3.05                47
 05/21/2025   14:17:09   (  70.16, -37.82) 05/21/2025   14:16:41  (  70.15, -37.85)    1.33                28
 05/24/2025   04:52:54   (  71.07, 101.84) 05/24/2025   04:54:01  (  70.95, 103.93)   76.88                67
 05/24/2025   05:43:22   ( -70.22, -89.45) 05/24/2025   05:43:42  ( -70.23, -89.50)    2.86                20
 05/24/2025   06:34:06   (  70.13,  78.00) 05/24/2025   06:33:09  (  70.13,  77.99)    0.44                57
 05/26/2025   21:09:36   (  70.31,-141.15) 05/26/2025   21:10:39  (  70.30,-141.16)    0.91                63
 05/26/2025   22:00:18   ( -70.19,  26.36) 05/26/2025   22:00:09  ( -70.19,  26.32)    1.75                 9
 05/26/2025   22:50:53   (  69.63,-165.48) 05/26/2025   22:49:43  (  69.70,-166.73)   48.79                70
 05/29/2025   13:26:33   (  70.30, -25.35) 05/29/2025   13:27:06  (  70.29, -25.29)    2.31                33
 05/29/2025   14:17:15   ( -70.17, 142.16) 05/29/2025   14:16:36  ( -70.18, 142.19)    1.96                39
 06/01/2025   04:52:52   ( -70.67, -77.50) 06/01/2025   04:54:03  ( -70.53, -76.70)   33.48                71
 06/01/2025   05:43:29   (  70.23,  90.52) 06/01/2025   05:43:33  (  70.26,  90.55)    3.20                 4
 06/01/2025   06:34:12   ( -70.15,-102.04) 06/01/2025   06:33:03  ( -70.15,-101.98)    2.60                69