20124-1237 BUP 206 AB

20^h 12^m 25.87^s -12° 37' 03.0" P.A. 272.00 sep 90.5 mag 5.89,12.75 Sp F7V dist. 27.7 pc (90.36 l.y.)

Coord 2000	20124-1237	Discov num	BUP 206	Comp	AB	Coord arcsec 2000	20 12 25.87 -12 37 03.0
Date first	1909	Date last	2014	Obs	8
Pa first	259	Pa last	272.4	P.A. Now (θ)	272.4°
Sep first	71.6	Sep last	90.455	Sep. Now (ρ)	90.455"
Mag pri	5.89	Mag sec	12.75	delta mag (ΔM)	6.86	Spectral class	F7V (yellow-white)
Pri motion ra	+192	Sec motion ra	-005
Pri motion dec	-196	Sec motion dec	-025
Notes	N U (See Notes, Proper motion indicates non-physical)

rPM=0.951

This double is not physical.

20124-1237 SYSTEM COMPONENTS

Show	name	SAO	coord	wds_name	last	obs	pa	sep	mag1	mag2	d_mag	orb	current
Show		163337	20 12 26 -12 37 03	BUP 206 AB	2014	8	272	90.5	5.89	12.75	6.86		<===
Show	Xi Cap	163337	20 12 26 -12 37 03	TDT 2085 AC	2016	10	194	999.9	5.89	11.20	5.31
Show			20 12 09 -12 53 35	RAO 88 CD	2015	3	273	18.0	11.20	15.59	4.39

Quadruple system
4 estimated visually detectable stars in this system

OTHER CATALOGS AND DESIGNATIONS

Constellation	Capricornus	SAO	163337	HIP	99572	Tycho2	5748-02599-1
Gaia DR2	6879764552737781888	HD	191862	HR	7715	GC	28035
GL	NN 4139	BD	BD-13 5608	Bayer	Xi Capricorni	Bayer name	Xi Cap
Flamsteed	2 Capricorni	Flamsteed name	2 Cap	Distance	27.7	Distance ly	90.36
Bayer greek	ξ Cap

WDS 20124-1237 BUP 206 AB : NOTES

discov_num	notes	refcode
BUP 206	xi 2 Cap = xi Cap = 2 Cap
TDT2085	AC: SHY 326. Bayesian analysis by Shaya & Olling (2011) indicates very	Shy2011
	high (near 100%) probability pair is physical.

REFERENCES

refcode	metd	author	reference
Shy2011	-	Shaya, E.J. & Olling, R.	2011ApJS..192....2S
Shy2011		ApJS 192, 2, 2011
Shy2011		(Statistical analysis of probability that wide Hipparcos pairs are physical. Pairs
Shy2011		added to WDS only if probability 90% or greater.)

DISCOVERER

idgroup	discov	author
1	BUP	Burnham proper motion stars (see Burnham, Carnegie Inst. Wash. #168, 1913)
1	RAO	Robo AO (Palomar 60" AO project or KPNO 2.1m)
1	RAO	Law, N.M., Morton, T., Baranec, C., Riddle, R., Ravichandran, G., Ziegler, C.,
1	RAO	Johnson, J.A., Tendulkar, S.P., Bui, K., Burse, M.P., Das, H., Dekany, R., et al.
2	RAO	Riddle, R.L., Tokovinin, A., Mason, B.D., Hartkopf, W.I., Roberts, L.C., Jr.,
2	RAO	Baranec, C., Law, N.M., Bui, K., Burse, M.P., Das, H.K., Dekany, R.G.,
2	RAO	Kulkarni, S., Punnadi, S., Ramaprakash, A.N., & Tendulkar, S.P.
7	RAO	Baranec, C., Ziegler, C., Law, N.M., Morton, T., Riddle, R.L., Atkinson, D.,
7	RAO	Schonhut, J., & Crepp, J.
8	RAO	Ziegler, C., Law, N.M., Nicholas, M., Morton, T., Baranec, C., Riddle, R.L.,
8	RAO	Atkinson, D., Baker, A., Roberts, S., & Ciardi, D.R.
9	RAO	Schonhut-Stasik, J.S., Baranec, C., Huber, D., Ziegler, C., Atkinson, D., Gaidos,
9	RAO	E., Law, N.M., Riddle, R., Hagelberg, J., van der Marel, N., & Hodapp, K.W.
10	RAO	Hillenbrand, L.A., Zhang, C., Riddle, R.L., Baranec, C., Ziegler, C., Law, N.M. &
10	RAO	Stauffer, J.
12	RAO	Ziegler, C., Law, N.M., Baranec, C., Riddle, R., Duev, D.A., Howard, W.,
12	RAO	Jensen-Clem, R., Kulkarni, S.R., Morton, T. & Salama, M.
13	RAO	Ziegler, C., Law, N.M., Baranec, C., Morton, T., Riddle, R., De Lee, N., Huber, D.,
13	RAO	Mahadevan, S. & Pepper, J.
14	RAO	Bowler, B.P., Hinkley, S., Ziegler, C., Baranec, C., Gizis, J.E., Law, N.M., Liu,
14	RAO	M.C., Shah, V.S., Shkolnik, E.L., Riaz, B. & Riddle, R.
15	RAO	Schonhut-Stasik, J.S., Huber, D., Baranec, C., Lamman, C., Salama, M., Jensen-Clem,
15	RAO	R., Duev, D.A., Riddle, R., Kulkarni, S.R. & Law, N.M.
16	RAO	Lamman, C., Baranec, C., Berta-Thompson, Z.K., Law, N.M., Schonhut-Stasik, J.,
16	RAO	Ziegler, C., Salama, M., Jensen-Clem, R., Duev, D.A., Riddle, R., Kulkarni, S.R.,
16	RAO	Winters, J.G. & Irwin, J.M.
19	RAO	Salama, M., Ou, J., Barance, C., Liu, M.C., Bowler, B.P., Barnes, P., Bonnet, M.,
19	RAO	Chun, M., Duev, D.A., Goebel, S., Hall, D., Jacobson, S., Jensen-Clem, R., Law,
19	RAO	N.M., Lockhart, C., Riddle, R., Situ, H., Warmbier, E. & Zhang, Z.
20	RAO	Salama, M., Ziegler, C., Baranec, C., Liu, M.C., Law, N.M., Riddle, R., Henry,
20	RAO	T.J., Winters, J.G., Jao, W.-C., Ou, J. & Ruiz, A.H.

WDS HISTORIC DATA

coord_2000	discov_num	comp	epoch	obs	pa	sep	mag_pri	mag_sec	spectr	notes	coord_arcsec_2000
20124-1237	BUP 206	AB	1979	2	269	83.5	5.85	12.10	F7V	N	201225.76-123701.3
20124-1237	BUP 206	AB	2000	3	271	87.6	5.85	12.10	F7V	N	201225.76-123701.3
20124-1237	BUP 206	AB	2014	8	272	90.5	5.89	12.75	F7V	NU	201225.87-123703.0

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WDS 20124-1237 BUP 206 AB : VISUAL OBSERVATIONS REPORTS

No records found.

WDS 20124-1237 BUP 206 AB : MEASURES

No records found.

WDS 20124-1237 : VIRTUAL EYEPIECE

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WDS 20124-1237 : ALADIN DSS IMAGE @

DSS color DSS blue 2MASS AllWISE GALEX SDSS9 XMM PanSTARRS

Error -22130
Not valid ID.

Error -22130
Not valid ID.
Error -27220
Not valid ID.