Simultaneous Nadir Overpasses (SNOs) between NOAA-21 and METOP-C
TLE Epoch: 2023 7 31.  Predictions up to the next  14.0 days:

     Date     Time(NOAA-21) NOAA-21 Lat/Lon Date Time(METOP-C) METOP-C Lat/Lon    Distance(km)  Time Diff(sec)
 07/31/2023   03:14:53   (  72.66, 122.94) 07/31/2023   03:14:10  (  72.63, 122.93)    3.74                43
 07/31/2023   04:05:36   ( -72.62, -69.65) 07/31/2023   04:04:52  ( -72.63, -69.73)    3.29                44
 07/31/2023   04:56:22   (  72.62,  97.65) 07/31/2023   04:55:31  (  72.66,  97.65)    3.75                51
 07/31/2023   05:47:06   ( -72.63, -95.04) 07/31/2023   05:46:14  ( -72.61, -95.12)    3.25                52
 07/31/2023   06:37:52   (  72.63,  72.25) 07/31/2023   06:36:53  (  72.63,  72.26)    0.12                59
 07/31/2023   07:28:36   ( -72.64,-120.44) 07/31/2023   07:27:35  ( -72.63,-120.41)    0.85                61
 07/31/2023   08:19:21   (  72.59,  46.96) 07/31/2023   08:18:15  (  72.61,  46.86)    3.75                66
 07/31/2023   09:10:05   ( -72.59,-145.73) 07/31/2023   09:08:57  ( -72.61,-145.80)    3.06                68
 07/31/2023   10:00:51   (  72.60,  21.57) 07/31/2023   09:59:37  (  72.58,  21.47)    3.92                74
 07/31/2023   10:51:34   ( -72.55,-171.02) 07/31/2023   10:50:20  ( -72.53,-171.30)    9.62                74
 07/31/2023   11:42:15   (  72.30,  -3.21) 07/31/2023   11:41:04  (  72.30,  -4.42)   41.10                71
 07/31/2023   12:32:58   ( -72.26, 164.20) 07/31/2023   12:31:47  ( -72.25, 162.81)   47.05                71
 07/31/2023   13:23:39   (  72.00, -28.01) 07/31/2023   13:22:31  (  72.02, -30.31)   78.94                68
 07/31/2023   14:14:22   ( -71.96, 139.39) 07/31/2023   14:13:14  ( -71.97, 136.93)   84.75                68