YSOC

Fiducial Data

Parameter	Value	Error	Unit	Reference
cluster_name	lam Ori		[char]	bayo2012
ra	05 34 50.4533		h m s	gaiacollaboration2016
dec	+09 51 47.4623		d m s	gaiacollaboration2016
ra_deg	83.71022193		deg	gaiacollaboration2016
dec_deg	9.86318397		deg	gaiacollaboration2016
pm_ra	1.272	0.096	mas/yr	gaiacollaboration2018
pm_dec	-2.038	0.071	mas/yr	gaiacollaboration2018
rv	24.37		km/s	dolan1999
plx	2.5894	0.05	mas	gaiacollaboration2018
st_dist	386.1899	7.4571	pc	gaiacollaboration2018
H_alpha	-2.37		0.1nm	dolan1999
LiI_6708	0.54		0.1nm	dolan1999
log_Teff	3.65		log K	bayo2011
log_L_star	-0.51145	0.00498	log Lsun	bayo2011
M_star	0.936		Msun	bayo2011
log_M_star	-0.02872		log Msun	bayo2011
age_star	5.2480746025		Myr	dolan2001
log_age_star	6.72		log yr	dolan2001
disk_desc	Diskless		[char]	bayo2012
Lx	1.81970085861e+30		erg/s	franciosini2011
log_Lx	30.26		log erg/s	franciosini2011
U	18.969	0.026	mag	bell2013
V	15.58	0.029	mag	dolan2001
Rc	14.7	0.029	mag	dolan2001
Ic	13.75	0.029	mag	dolan2001
g_sloan	16.371	0.019	mag	flewelling2016
r_sloan	15.138	0.009	mag	flewelling2016
i_sloan	14.389	0.004	mag	flewelling2016
z_sloan	13.984	0.006	mag	flewelling2016
y_opt	13.724	0.01	mag (AB)	flewelling2016
gaia_g	14.9931	0.0035	mag	gaiacollaboration2018
gaia_bp	15.9864	0.0142	mag	gaiacollaboration2018
gaia_rp	13.9832	0.0112	mag	gaiacollaboration2018
tm_J	12.434	0.027	mag	cutri2003
tm_H	11.767	0.026	mag	cutri2003
tm_K	11.56	0.025	mag	cutri2003
tm_flags	"AAA,0"		[char]	cutri2003
S_3p6	11.44	0.02	mag	hernandez2010
S_4p5	11.41	0.02	mag	hernandez2010
S_5p8	11.34	0.03	mag	hernandez2010
S_8	11.32	0.03	mag	hernandez2010
W_3p4	11.546	0.024	mag	wright2010
W_4p6	11.48	0.022	mag	wright2010
W_12	11.685	0.261	mag	wright2010
W_22	8.413		mag	wright2010
wise_flags	"AABU,0000"		[char]	wright2010

Non Fiducial Data

Membership

cluster_name ([char])
Value	Error	Ref.
unknown		gaiacollaboration2016
lam Ori		bayo2011
lam Ori		dolan2001
lam Ori		dolan1999
lam Ori		franciosini2011
lam Ori		hernandez2010

mem_num ([integer])
Value	Error	Ref.
0		gaiacollaboration2016
4		bayo2011
4		franciosini2011

mem_method ([char])
Value	Error	Ref.
Lithium, H-alpha, Gravity features, disks		bayo2011

mem_notes ([char])
Value	Error	Ref.
Member		franciosini2011

Motion

pm_ra (mas/yr)
Value	Error	Ref.
3.5	3.3	zacharias2017

pm_dec (mas/yr)
Value	Error	Ref.
-0.6	3.1	zacharias2017

Derived Stellar Properties

Teff (K)
Value	Error	Ref.
4500.0		bayo2011
3849.67	297.25	gaiacollaboration2018

L_star (Lsun)
Value	Error	Ref.
0.308	0.003	bayo2011
0.206	0.009	gaiacollaboration2018

R_star (Rsun)
Value	Error	Ref.
1.02	0.145	gaiacollaboration2018

M_star (Msun)
Value	Error	Ref.
0.65		dolan2001
0.63		franciosini2011

log_M_star (log Msun)
Value	Error	Ref.
-0.1870866434		dolan2001
-0.2007		franciosini2011

Disk

disk_desc ([char])
Value	Error	Ref.
diskless		hernandez2010

Optical Photometry

V (mag)
Value	Error	Ref.
15.95	0.5	dolan1999

Rc (mag)
Value	Error	Ref.
14.88	0.045	dolan1999

Ic (mag)
Value	Error	Ref.
13.8	0.041	dolan1999

g_sloan (mag)
Value	Error	Ref.
16.533	0.005	bell2013

r_sloan (mag)
Value	Error	Ref.
15.187	0.007	bell2013

i_sloan (mag)
Value	Error	Ref.
14.395	0.005	bell2013

z_sloan (mag)
Value	Error	Ref.
13.93	0.004	bell2013

gaia_g (mag)
Value	Error	Ref.
14.817		gaiacollaboration2016

Coordinates

ra (h m s)
Value	Error	Ref.
05 34 50.453		gaiacollaboration2016
05 34 50.451		cutri2003
05 34 50.452		wright2010
05 34 50.453		flewelling2016
05 34 50.441		bayo2012
05 34 50.441		bayo2011
05 34 50.440		dolan2001
05 34 50.47		dolan1999
05 34 50.46		franciosini2011
05 34 50.450		hernandez2010
05 34 50.449		bell2013
05 34 50.450		zacharias2017
05 34 50.452		gaiacollaboration2018

dec (d m s)
Value	Error	Ref.
+09 51 47.46		gaiacollaboration2016
+09 51 47.60		cutri2003
+09 51 47.51		wright2010
+09 51 47.47		flewelling2016
+09 51 47.59		bayo2012
+09 51 47.59		bayo2011
+09 51 47.60		dolan2001
+09 51 47.81		dolan1999
+09 51 47.7		franciosini2011
+09 51 47.59		hernandez2010
+09 51 47.51		bell2013
+09 51 47.47		zacharias2017
+09 51 47.48		gaiacollaboration2018

ra_deg (deg)
Value	Error	Ref.
83.71022193	10.419	gaiacollaboration2016
83.710211	60.0	cutri2003
83.7102147	38.0622	wright2010
83.71022083	9.0	flewelling2016
83.71017		bayo2012
83.71017		bayo2011
83.71016667		dolan2001
83.71029167		dolan1999
83.71025		franciosini2011
83.71021		hernandez2010
83.71020417		bell2013
83.7102081		zacharias2017
83.71021585	0.0484	gaiacollaboration2018

dec_deg (deg)
Value	Error	Ref.
9.86318397	9.238	gaiacollaboration2016
9.863223	70.0	cutri2003
9.8631971	41.0322	wright2010
9.86318611	9.0	flewelling2016
9.86322		bayo2012
9.86322		bayo2011
9.86322222		dolan2001
9.86328056		dolan1999
9.86325		franciosini2011
9.86322		hernandez2010
9.86319722		bell2013
9.8631864		zacharias2017
9.86318912	0.0397	gaiacollaboration2018

Star • GDR1 3337984982577185024

Fiducial Data

Non Fiducial Data

Membership

Motion

Derived Stellar Properties

Disk

Optical Photometry

Coordinates