Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and LANDSAT-9
TLE Epoch: 2025 2 27.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(LANDSAT-9) LANDSAT-9 Lat/Lon    Distance(km)  Time Diff(sec)
 02/28/2025   14:28:40   (  70.19, -40.90) 02/28/2025   14:29:32  (  70.19, -40.85)    2.27                52
 02/28/2025   15:19:21   ( -70.08, 126.60) 02/28/2025   15:19:02  ( -70.07, 126.62)    1.14                19
 02/28/2025   16:09:50   (  69.14, -64.73) 02/28/2025   16:08:43  (  69.19, -66.93)   87.39                67
 03/03/2025   06:45:34   (  70.11,  74.99) 03/03/2025   06:45:57  (  70.12,  74.95)    1.51                23
 03/03/2025   07:36:15   ( -69.99,-117.50) 03/03/2025   07:35:27  ( -70.00,-117.57)    3.29                48
 03/05/2025   22:11:45   ( -70.23,  23.27) 03/05/2025   22:12:53  ( -70.21,  23.35)    3.17                68
 03/05/2025   23:02:29   (  70.10,-169.22) 03/05/2025   23:02:20  (  70.10,-169.17)    2.14                 9
 03/05/2025   23:53:06   ( -69.76,  -1.39) 03/05/2025   23:51:53  ( -69.82,  -1.92)   21.71                73
 03/08/2025   14:28:38   ( -70.12, 139.21) 03/08/2025   14:29:16  ( -70.14, 139.15)    3.07                38
 03/08/2025   15:19:23   (  70.05, -53.38) 03/08/2025   15:18:43  (  70.02, -53.37)    3.39                40
 03/11/2025   05:54:53   (  70.38,  87.25) 03/11/2025   05:56:04  (  70.33,  87.70)   18.02                71
 03/11/2025   06:45:31   ( -70.08,-104.96) 03/11/2025   06:45:36  ( -70.11,-104.98)    3.23                 5
 03/11/2025   07:36:15   (  69.97,  62.52) 03/11/2025   07:35:03  (  69.99,  62.50)    2.67                72