WDS 06374+0608 TRN 22 AB (V640 Mon)

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06374+0608
TRN 22 AB
V640 Mon

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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

WDS 06374+0608 TRN 22 AB (V640 Mon) : NOTES

discov_num	notes	refcode
SNA 3	Aa,Ab: The primary is the spectroscopic binary V640 Mon, aka
	Plaskett's star. Period ~14.4d (Linder et al. 2008, A&A 489, 713). It
	is the only O-type binary known with a magnetic star.	Sna2014
	The classification is from Bagnuolo & Barry (1996).	Bgn1992
	We took the mass ratio from Bagnuolo et al. (1992)	Msn1998a

REFERENCES

refcode	metd	author	reference
Bgn1992	orb -	Bagnuolo, W.G., Mason, B.D., Barry, D., Hartkopf, W., & McAlister, H.A.	1992AJ....103.1399B
Bgn1992		AJ 103, 1399, 1992
Msn1998a	Sc j	Mason, B.D., Gies, D.R., Hartkopf, W.I., Bagnuolo, Jr., W.G.,	1998AJ....115..821M
Msn1998a		ten Brummelaar, T.A., & McAlister, H.A.
Msn1998a		AJ 115, 821, 1998
Sna2014	Kv j	Sana, H., LeBouquin, J.-B., Lacour, S., Berger, J.-P., Duvert, G., Gauchet, L.,	2014ApJS..215...15S
Sna2014	+A	Norris, B., Olofsson, J., Pickel, D., Zins, G., Absil, O., de Koter, A.,
Sna2014		Kratter, K., Schnurr, O., & Zinnecker, H.
Sna2014		ApJS 215, 15, 2014
Sna2014		(NACO companions in Table 6 assumed physical if quoted probability of spurious
Sna2014		detection <10%, optical if >90%, otherwise indeterminate)

DISCOVERER

idgroup	discov	author
1	TRN	Turner, N.H., ten Brummelaar, T.A., & Mason, B.D.
2	TRN	Turner, N.H., ten Brummelaar, T.A., McAlister, H.A., Mason, B.D., Hartkopf, W.I.,
2	TRN	& Roberts, L.C.
3	TRN	Turner, N.H., ten Brummelaar, T.A., Roberts, L.C., Mason, B.D., Hartkopf, W.I., &
3	TRN	Gies, D.R.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
06374+0608	TRN 22	AB	2005	2	251	1.2	6.06			N	063724.04+060807.4
06374+0608	TRN 22	AB	2008	3	252	1.2	6.06			N	063724.04+060807.4
06374+0608	TRN 22	AB	2011	4	251	1.2	6.06	11.00	O8p	N	063724.04+060807.4

If you need more information about this double, apply for a data request form to the WDS.