Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-B
TLE Epoch: 2025 5 4.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(METOP-B) METOP-B Lat/Lon    Distance(km)  Time Diff(sec)
 05/04/2025   04:01:20   (  74.08, 108.57) 05/04/2025   04:01:08  (  74.07, 108.53)    2.21                12
 05/04/2025   04:52:04   ( -74.07, -84.09) 05/04/2025   04:51:50  ( -74.06, -84.17)    3.09                14
 05/04/2025   05:42:50   (  74.08,  83.19) 05/04/2025   05:42:29  (  74.10,  83.27)    2.62                21
 05/04/2025   06:33:34   ( -74.07,-109.46) 05/04/2025   06:33:11  ( -74.09,-109.44)    1.70                23
 05/04/2025   07:24:20   (  74.09,  57.82) 05/04/2025   07:23:51  (  74.08,  57.88)    2.05                29
 05/04/2025   08:15:04   ( -74.07,-134.84) 05/04/2025   08:14:33  ( -74.07,-134.82)    0.84                31
 05/04/2025   09:05:49   (  74.04,  32.56) 05/04/2025   09:05:13  (  74.06,  32.49)    3.28                36
 05/04/2025   09:56:34   ( -74.07,-160.21) 05/04/2025   09:55:55  ( -74.05,-160.21)    2.91                39
 05/04/2025   10:47:19   (  74.04,   7.19) 05/04/2025   10:46:35  (  74.04,   7.10)    2.61                44
 05/04/2025   11:38:04   ( -74.07, 174.41) 05/04/2025   11:37:16  ( -74.08, 174.52)    3.42                48
 05/04/2025   12:28:49   (  74.04, -18.19) 05/04/2025   12:27:56  (  74.07, -18.17)    3.53                53
 05/04/2025   13:19:34   ( -74.07, 149.03) 05/04/2025   13:18:38  ( -74.06, 149.13)    3.55                56
 05/04/2025   14:10:19   (  74.04, -43.57) 05/04/2025   14:09:18  (  74.05, -43.56)    1.27                61
 05/04/2025   15:01:03   ( -74.03, 123.78) 05/04/2025   15:00:00  ( -74.04, 123.75)    1.75                63
 05/04/2025   15:51:49   (  74.04, -68.94) 05/04/2025   15:50:40  (  74.03, -68.94)    1.00                69
 05/04/2025   16:42:33   ( -74.03,  98.40) 05/04/2025   16:41:22  ( -74.02,  98.36)    1.57                71
 05/04/2025   17:33:17   (  73.94, -94.08) 05/04/2025   17:32:03  (  73.96, -94.45)   11.73                74
 05/04/2025   18:24:00   ( -73.88,  73.39) 05/04/2025   18:22:47  ( -73.85,  72.62)   24.00                73
 05/04/2025   19:14:41   (  73.64,-118.74) 05/04/2025   19:13:31  (  73.64,-120.54)   56.24                70
 05/04/2025   20:05:23   ( -73.53,  48.83) 05/04/2025   20:04:15  ( -73.53,  46.54)   72.03                68