τ-CMa (Star)

Image of τ-CMa
R/B-band color composite image from the Second Digitized Sky Survey (DSS2), measuring 30 arcminutes across.
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From Ashburn , τ-CMa is visible between 21:24 and 01:51. It will become accessible around 21:24, when it rises to an altitude of 18° above your south-eastern horizon. It will reach its highest point in the sky at 23:38, 26° above your southern horizon. It will become inaccessible around 01:51 when it sinks below 18° above your south-western horizon.

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Name τ-CMa
Object type Star
Other names
τ-CMa
Tau Canis Majoris
30-CMa
30 Canis Majoris
HR 2782[1]
HD 57061
NSV 3528
HIP 35415[5]
TYC 6541-4204-1[4]
Position
Constellation:Canis Major
Magnitude:
Variable
4.40 (V) [3]
4.18 (BT) [2]
4.37 (VT) [2]
B-V Color (mag):-0.17
Right ascension:07h18m42s [3]
Declination:-24°57'15" [3]
Proper motion (speed):5.5 mas/yr [1]
Proper motion (pos ang):335.3°
Visibility from Ashburn

All times shown in Ashburn local time.

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Ashburn

Latitude:
Longitude:
Timezone:

39.04°N
77.49°W
EST

Color scheme