Registry · deep sky

* tau CMa

SB* SIMBAD SB* O9II 442 papers

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Right ascension: 07h 18m 42.48s
Declination: −24° 57′ 15.7″
Galactic l, b: 238.18, -5.543
Magnitude V: 4.4
Parallax: 0.5765 mas
Redshift z: 0.00016479
Radial velocity: 49.4 km/s
Proper motion: -1.815, -0.496 mas/yr

Also known as

57 identifiers

1ES 0716-24.81RXS J071841.7-2457072E 0716.6-24512E 18042MASS J07184249-2457157* 30 CMaAAVSO 0714-24ADS 5977 AALS 14805CCDM J07187-2457APCD-24 5176CEL 1763CGO 156CPD-24 2216CSV 6576EUVE J0718-24.9** FIN 313Gaia DR3 5616537017987940736GC 9736GCRV 4843GEN# +2.23620023GOS G238.18-05.54 01GSC 06541-04204HD 57061HIC 35415HIP 35415** HJ 3948A[HJ56] 103HR 2782IDS 07146-2446IRAS 07166-2451JP11 4017MCW 527MPCM J071842.48-245715.8NGC 2362 23NSV 3528PMSC 07146-2446AabcPMSC 07146-2446APPPM 252114ROT 1174SAO 173446SBC7 302SBC9 444SKY# 13269SSTGLMA G238.1809-05.5428* tau CMaV* tau CMaTD1 9746TIC 106347931** TOK 42TYC 6541-4204-1UBV 7106UBV M 32429WDS J07187-2457AWDS J07187-2457Aa,AbWEB 7067[GM99b] 35

In the same field

within 9 arcmin · wider search

Object	Type	Separation	V
2MASS J07184309-2457156	Star	8.338″	—
2MASS J07184354-2457128	YSO	14.53″	10.42
Cl* NGC 2362 DGA 2780	YSO	19.16″	12.56
CXOU J071842.5-245735	YSO	19.71″	—
NGC 2362	OpenCluster	20.27″	—
2MASS J07184419-2457092	YSO	23.97″	15.12
Cl* NGC 2362 DH 133	YSO	26.87″	17.13
2MASS J07184049-2457226	YSO	28.04″	17.57
2MASS J07184156-2457443	YSO	31.3″	11.49
2MASS J07184026-2457277	YSO	32.44″	19.14
2MASS J07184349-2457473	YSO	34.41″	16.23

Provenance

where this card came from

Archive	Read at (UTC)	Record
Seeded from the bulk archive load; no per-object fetch yet.

Machine-readable: /api/v1/object/tau-cma · Registry entry updated 2026-08-14.