22201+4930 LAF 68 AB

Coord 2000	22201+4930		Discov num	LAF  68		Comp	AB		Coord arcsec 2000	22 20 07.02 +49 30 11.7
Date first	2002		Date last	2005		Obs	2
Pa first	98		Pa last	100		P.A. Now (θ)	100°
Sep first	4.2		Sep last	4		Sep. Now (ρ)	4"
Mag pri	6.60		Mag sec	20.70		delta mag (ΔM)	14.1		Spectral class	K0 (yellow-orange)
Pri motion ra	+094		Sec motion ra
Pri motion dec	+007		Sec motion dec
Notes	K (K-band or other infrared magnitudes)

Visually invisible, K-band or other infrared star : Summary line gives K-band or other infrared (>1 micron) magnitudes Nature of this double is uncertain.

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show			22 20 07 +49 30 12	LAF 68 AB	2005	2	100	4.0	6.60	20.70	14.10		<===
Show			22 20 07 +49 30 12	LAF 68 AC	2005	1	79	4.0	6.60	22.60	16.00
Show			22 20 07 +49 30 12	LAF 68 AD	2005	2	205	4.6	6.60	18.40	11.80
Show			22 20 07 +49 30 12	LAF 68 AE	2005	1	208	4.7	6.60	21.50	14.90
Show			22 20 07 +49 30 12	LAF 68 AF	2005	1	182	8.5	6.60	21.40	14.80
Show			22 20 07 +49 30 12	LAF 68 AG	2005	2	110	9.1	6.60	18.30	11.70
Show			22 20 07 +49 30 12	LAF 68 AH	2005	1	359	9.6	6.60	20.80	14.20
Show			22 20 07 +49 30 12	LAF 68 AI	2015	3	93	9.6	6.60	15.10	8.50
Show			22 20 07 +49 30 12	LAF 68 AJ	2005	2	142	11.7	6.60	17.80	11.20
Show			22 20 07 +49 30 12	MET 94 AK	2002	1	270	11.6	6.50	17.94	11.44

11-fold system
11 estimated visually detectable stars in this system

Constellation

Lacerta

Gaia DR2

1999733272633122304

No records found.

refcode	metd	author	reference
Laf2007	A j	Lafreniere, D., Doyon, R., Marois, C., Nadeau, D., Oppenheimer, B.R., Roche, P.F.,	2007ApJ...670.1367L
Laf2007	+C	Rigaut, F., Graham, J.R., et al.
Laf2007		ApJ 670, 1367, 2007
Laf2008	A j	Lafreniere, D., Jayawardhana, R., Brandeker, A., Ahmic, M., & van Kerkwijk, M.H.	2008ApJ...683..844L
Laf2008	+Hp	ApJ 683, 844, 2008
Laf2008b	A j	Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H.	2008ApJ...689L.153L
Laf2008b		ApJ 689, L153, 2008
Laf2009	Hn u	Lafreniere, D., Marois, C., Doyon, R., & Barman, T.	2009ApJ...694L.148L
Laf2009		ApJ 694, L148, 2009
Laf2010	A u	Lafreniere, D., Jayawardhana, R., & van Kerkwijk, M.H.	2010ApJ...719..497L
Laf2010		ApJ 719, 497, 2010
Laf2011	A u	Lafreniere, D., Jayawardhana, R., Janson, M., Helling, C., Witte, S., &	2011ApJ...730...42L
Laf2011		Hauschildt, P.
Laf2011		ApJ 730, 42, 2011
Laf2011		(photometry of both components based on 2MASS PSC plus their contrast measures)
Laf2014	A j	Lafreniere, D., Jayawardhana, R., van Kerkwijk, M.H., Brandeker, A., & Janson, M.	2014ApJ...785...47L
Laf2014	+Al	ApJ 785, 47, 2014
Met2003	Ao j	Metchev, S.A., Hillenbrand, L.A., & White, R.J.	2003ApJ...582.1102M
Met2003		ApJ 582, 1102, 2003
Met2004a	A j	Metchev, S.A. & Hillenbrand, L.A.	2004ApJ...617.1330M
Met2004a	+Ao	ApJ 617, 1330, 2004
Met2004b	Ao -	Metchev, S.A. & Hillenbrand, L.A.	2004ASPC..324..238M
Met2004b		ASP Conf. 324, 238, 2004
Met2004b		(Exact dates not given. Default date = decade of publication added. Theta
Met2004b		estimated from their Figure 2.)
Met2006	A j	Metchev, S.A. & Hillenbrand, L.A.	2006ApJ...651.1166M
Met2006		ApJ 651, 1166, 2006
Met2009	A j	Metchev, S.A. & Hillenbrand, L.A.	2009ApJS..181...62M
Met2009	+Ao	ApJS 181, 62, 2009
Met2009b	A j	Metchev, S., Marois, C., & Zuckerman, B.	2009ApJ...705L.204M
Met2009b		ApJ 705, L204, 2009

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
22201+4930	LAF 68	AB	2005	2	100	4.0	8.57	23.00	K0	D	222007.02+493011.7

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Radius: auto 0.5" 0.8" 1" 2" 3" 5" 10" 15" 20" 25" 30" 35" 40" 45" 50" 55" 1' 2' 3' 4' 5' 6' 7' 8' 9' 10' 15' 20' 30' 40' 50' 1° 2° 4° 5° 8° Components only

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS