YSOC

Fiducial Data

Parameter	Value	Error	Unit	Reference
cluster_name	h and chi Per		[char]	cloutier2014
ra	02 21 52.9399		h m s	gaiacollaboration2016
dec	+57 09 58.9304		d m s	gaiacollaboration2016
ra_deg	35.47058289		deg	gaiacollaboration2016
dec_deg	57.16636955		deg	gaiacollaboration2016
pm_ra	-0.799	0.079	mas/yr	gaiacollaboration2018
pm_dec	-1.082	0.091	mas/yr	gaiacollaboration2018
plx	0.3988	0.0428	mas	gaiacollaboration2018
st_dist	2507.5226	269.1123	pc	gaiacollaboration2018
spt	B1		[char]	currie2008
spt_num	11.0		[decimal allowed]	currie2008
spt_lit	B1 Ve		[char]	currie2008
R_star	7.3	1.7	Rsun	boyer2012
log_g	3.79	0.24	log cm/s2	boyer2012
U	9.967		mag	currie2008
B	10.487		mag	currie2008
V	10.162	0.01	mag	currie2010
g_sloan	10.188	0.01	mag	bell2013
r_sloan	9.963	0.01	mag	bell2013
i_sloan	10.277	0.001	mag	flewelling2016
z_sloan	10.07	0.198	mag	flewelling2016
y_opt	11.566	0.000707	mag (AB)	flewelling2016
H_alpha_phot	12.239		mag	keller2002
gaia_g	9.6194	0.0035	mag	gaiacollaboration2018
gaia_bp	9.9104	0.008	mag	gaiacollaboration2018
gaia_rp	9.1552	0.0114	mag	gaiacollaboration2018
tm_J	9.466	0.022	mag	cutri2003
tm_H	9.418	0.028	mag	cutri2003
tm_K	9.412	0.023	mag	cutri2003
tm_flags	"AAA,0"		[char]	cutri2003
S_3p6	8.563	0.0023	mag	cloutier2014
S_4p5	8.328	0.0024	mag	cloutier2014
S_5p8	8.0493	0.0017	mag	cloutier2014
S_8	7.8208	0.0012	mag	cloutier2014
S_24	7.362	0.032	mag	cloutier2014
W_3p4	7.953	0.025	mag	wright2010
W_4p6	7.744	0.024	mag	wright2010
W_12	7.32	0.019	mag	wright2010
W_22	6.864	0.079	mag	wright2010
wise_flags	"AAAA,hhhh"		[char]	wright2010

Non Fiducial Data

Membership

cluster_name ([char])
Value	Error	Ref.
unknown		gaiacollaboration2016
chi Per		bell2013
chi Per		boyer2012
chi Per		currie2010
h and chi Per		currie2008
chi Per		slesnick2002

mem_num ([integer])
Value	Error	Ref.
0		gaiacollaboration2016
2		currie2010

Motion

pm_ra (mas/yr)
Value	Error	Ref.
-2.456	1.601	gaiacollaboration2016

pm_dec (mas/yr)
Value	Error	Ref.
-1.384	0.764	gaiacollaboration2016

plx (mas)
Value	Error	Ref.
0.69	0.424	gaiacollaboration2016

st_dist (pc)
Value	Error	Ref.
1449.28	890.569	gaiacollaboration2016

ObsProp

spt ([char])
Value	Error	Ref.
B1		slesnick2002

spt_num ([decimal allowed])
Value	Error	Ref.
11.0		slesnick2002

spt_lit ([char])
Value	Error	Ref.
B0/1Ve		skiffBMK
B1Ve		slesnick2002

Derived Stellar Properties

Teff (K)
Value	Error	Ref.
5831.12	707.835	gaiacollaboration2018
24800.0	1790.0	boyer2012

log_Teff (log K)
Value	Error	Ref.
4.39	0.32	boyer2012

L_star (Lsun)
Value	Error	Ref.
662.389	101.9655	gaiacollaboration2018

R_star (Rsun)
Value	Error	Ref.
25.22	5.21	gaiacollaboration2018

M_star (Msun)
Value	Error	Ref.
11.9	0.3	boyer2012

log_M_star (log Msun)
Value	Error	Ref.
1.076	0.027	boyer2012

Optical Photometry

U (mag)
Value	Error	Ref.
10.613	0.01	bell2013
9.967		slesnick2002
10.05		keller2002

B (mag)
Value	Error	Ref.
10.386	0.0180277564	mayne2007
10.487		slesnick2002
10.508		keller2002

V (mag)
Value	Error	Ref.
10.046	0.01	mayne2007
10.15		currie2008
10.162		slesnick2002
10.189		keller2002

Ic (mag)
Value	Error	Ref.
10.386	0.0180277564	mayne2007

i_sloan (mag)
Value	Error	Ref.
9.927	0.02	bell2013

z_sloan (mag)
Value	Error	Ref.
9.962	0.01	bell2013

gaia_g (mag)
Value	Error	Ref.
9.573		gaiacollaboration2016

Mid-Infrared Photometry

S_3p6 (mag)
Value	Error	Ref.
8.83	0.06	currie2008

S_4p5 (mag)
Value	Error	Ref.
8.45		currie2008

S_5p8 (mag)
Value	Error	Ref.
8.26		currie2008

S_8 (mag)
Value	Error	Ref.
7.81		currie2008

S_24 (mag)
Value	Error	Ref.
6.76		currie2008

Coordinates

ra (h m s)
Value	Error	Ref.
02 21 52.940		gaiacollaboration2016
02 21 52.929		cutri2003
02 21 52.936		wright2010
02 21 52.803		flewelling2016
02 21 52.933		bell2013
02 21 52.938		mayne2007
02 21 52.940		skiffBMK
02 21 52.940		gaiacollaboration2018
02 21 52.920		cloutier2014
02 21 52.930		boyer2012
02 21 52.920		currie2010
02 21 52.920		currie2008
02 21 52.86		slesnick2002
02 21 52.980		keller2002

dec (d m s)
Value	Error	Ref.
+57 09 58.93		gaiacollaboration2016
+57 09 58.96		cutri2003
+57 09 58.91		wright2010
+57 10 00.10		flewelling2016
+57 09 58.98		bell2013
+57 09 59.00		mayne2007
+57 09 59.00		skiffBMK
+57 09 58.93		gaiacollaboration2018
+57 09 59.04		cloutier2014
+57 09 58.97		boyer2012
+57 09 59.04		currie2010
+57 09 59.04		currie2008
+57 09 59.1		slesnick2002
+57 09 58.68		keller2002

ra_deg (deg)
Value	Error	Ref.
35.47058289	0.51	gaiacollaboration2016
35.470538	60.0	cutri2003
35.4705665	51.5085	wright2010
35.4700125	17.0	flewelling2016
35.47055417		bell2013
35.470575		mayne2007
35.4705833		skiffBMK
35.47058244	0.0261	gaiacollaboration2018
35.4705		cloutier2014
35.47054		boyer2012
35.4705		currie2010
35.4705		currie2008
35.47025		slesnick2002
35.47075		keller2002

dec_deg (deg)
Value	Error	Ref.
57.16636955	0.363	gaiacollaboration2016
57.166378	60.0	cutri2003
57.1663644	50.5637	wright2010
57.16669444	17.0	flewelling2016
57.16638333		bell2013
57.16638889		mayne2007
57.1663889		skiffBMK
57.16636922	0.0345	gaiacollaboration2018
57.1664		cloutier2014
57.16638		boyer2012
57.1664		currie2010
57.1664		currie2008
57.16641667		slesnick2002
57.1663		keller2002

Star • GDR1 458454876578469504

Fiducial Data

Non Fiducial Data

Membership

Motion

ObsProp

Derived Stellar Properties

Optical Photometry

Mid-Infrared Photometry

Coordinates