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J/other/Ap/50.194/table2

Groups of stars in NGC 1893 (Hovhannessian+, 2007)

Groups of O-B-A3 Stars in the Direction of the Cluster NGC 1893 (16 rows)

recno=10

*Column*	*Value*		*Explain (UCD)*
10recno	10		Record number assigned by the VizieR team. Should Not be used for identification. (meta.record) (RECORD)

Group	X		⁽ⁱ⁾ Group number, [H2007b] Group R in Simbad (linked to stars identified in the group ) (meta.id;meta.main) (ID_MAIN)
E(B-V)	0.66	mag	Colour excess (phot.color.excess) (PHOT_COLOR_EXCESS)
MOD	16.46	mag	Distance modulus (V-M_V) (phot.mag.distMod) (PHOT_DIST-MOD)
AV	2.11	mag	Total absorption (phys.absorption) (PHOT_EXTINCTION_ISM)
MOD0	14.35	mag	Distance modulus (V₀-M_V) (phot.mag.distMod) (PHOT_DIST-MOD)
e_MOD0	0.16	mag	rms uncertainty on MOD0 (stat.error) (ERROR)
Dist	7400	pc	Heliocentric distance (pos.distance) (POS_GAL_HC)
e_Dist	230	pc	rms uncertainty on Dist (stat.error) (ERROR)
Nstar	23		Number of stars in the Group (meta.number) (NUMBER)
Name	Aur OB 7.4		Name of the Group (meta.id) (ID_ALTERNATIVE)

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If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: This research has made use of the VizieR catalogue access tool, CDS, Strasbourg, France (DOI: 10.26093/cds/vizier). The original description of the VizieR service was published in A&AS 143, 23