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Sky-Tonight.com / Double stars / 06364-1840 star system
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Observation Settings

Or select it on the map:
This Earth map lets you select the observer’s location used to calculate the bearing and elevation of celestial objects. The selected point determines how the sky, rise and set times, and object positions are shown.
Your location: Santa Clara, United States
Timezone:
Latitude:
37.3541
Longitude:
-121.955

06364-1840 Position and Visibility Tonight

06364-1840

Where is 06364-1840 right now?

06364-1840 is located in the constellation Canis Major. Although 06364-1840 is currently 30° above the horizon, it is not visible because it is daytime.
Open the interactive guide to 06364-1840’s position and path tonight

06364-1840 visibility on 2026-10-18

06364-1840 Visible from before midnight until sunrise

06364-1840 rise and set timetable

TimeElevation
Moonrise, 34.6% illuminated 11:59-35°
Astronomical observing session begins17:54-58°
Moonset21:28-17°
06364-1840 rise22:56
Astronomical observing session ends03:5134°
06364-1840 transit03:5634°
Twilight end (−12°)04:2234°
Civil sunrise04:5232°
Sunrise05:2031°
06364-1840 set08:55

Track 06364-1840 position throughout the night

← 18 October 2026 →

Elevation (degrees)
Time
Altitude
Azimuth
Shift the map to change the time and observe 06364-1840 changing position in the night sky.

Star system description: 06364-1840

System 06364-1840 — double star system, is located in the constellation Canis Major, at coordinates RA: 06h 36m 22s", Dec: -18° 39' 35s.
The primary and secondary magnitudes are 5.79 and 7.38. Their separation is 18.3 arcseconds, at position angle 270°. The magnitude difference is 1.59 magnitudes; the primary is approximately 4.3 times brighter.
The following technical data come from the Washington Double Star Catalog.

Technical details: 06364-1840

Property Value
System identifier 06364-1840
System type double star system
Primary star nu 1 CMa
Right ascension (RA) 6.60633 (06h 36m 22s")
Declination (Dec) -18.65989 (-18° 39' 35s)
Primary magnitude 5.79
Secondary magnitude 7.38
Spectral type (primary/secondary) G5III
Separation (arcseconds) 18.3
Position angle 270°
Discovery year 1782
Last observed 2019
Primary proper motion (RA, Dec) -013+018
Secondary proper motion (RA, Dec) -009+022
Number of observations 40

Data source: Washington Double Star (WDS) Catalog. Maintained by the U.S. Naval Observatory; thanks to the WDS team.

Finder Chart for 06364-1840

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Object name06364-1840
Field of view
Limiting magnitude
06364-1840 coordinates6.60633, -18.65989
Center coordinates6.60633, -18.65989

06364-1840 Passage Through Night

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Current position of 06364-1840

Time05:26
Latitude37.3541
Longitude-121.955
Elevation30°
Azimuth204°
Here you can see the current position of 06364-1840 on the map, as well as its positions for rise and set. This tool lets you track its movement throughout the night with accurate, up-to-date information.

When Is 06364-1840 Visible Throughout the Year?

06364-1840 will remain visible until April 4, when it moves too close to the Sun and temporarily disappears from the night sky. Time
DateSun, 18 October 2026
Astronomical observing session begins17:50
Astronomical observing session ends03:45
Astronomical observing duration10h 55m
Rise22:56
Set08:55
Elevation at transit34°
Transit time03:56
Equatorial coordinatesRA: 06h 36m 22s", Dec: -18° 39' 35s
Magnitude6
ConstellationCanis Major
The graph illustrates the annual visibility pattern of 06364-1840, including its daily appearances and transit times. The vertical axis shows the hours of the day and the horizontal axis spans the year. The reddish area marks when the object is above the horizon, while the white line marks its daily transit.
You can also see when 06364-1840 is visible throughout the year in a table with exact rise, transit, and set times for each date.

Astrometric and Physical Parameters of 06364-1840

Coordinates and Visibility

Right Ascension06h 36m 23s
Declination-18° 39′ 36″
Magnitude5.79
ConstellationCanis Major
Elevation30.4°
Azimuth203.8°