Star • GDR1 458371760375340416

Cluster
h and chi Per
Proposed Clusters
h Per
Alternate Names
[KGM2001] 5439
[Cloutier2014] 757
140
2MASS J02184418+5706462
[CHI2010] S 9926
[CHI2010] h Per M 810
[Currie2009] 140
GDR2 458371764680143744
[CHI2010] h Per M810
3133
PSO J021844.173+570646.262
IPHAS J021844.17+570646.2
mayne2007_persei 1112
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name h and chi Per [char] cloutier2014
ra 02 18 44.177 h m s gaiacollaboration2016
dec +57 06 46.2456 d m s gaiacollaboration2016
ra_deg 34.68407082 deg gaiacollaboration2016
dec_deg 57.11284601 deg gaiacollaboration2016
pm_ra -0.778 0.109 mas/yr gaiacollaboration2018
pm_dec -1.285 0.179 mas/yr gaiacollaboration2018
plx 0.4121 0.065 mas gaiacollaboration2018
st_dist 2426.5955 382.7438 pc gaiacollaboration2018
spt F5.8 [char] currie2010
spt_num 35.8 1.9 [decimal allowed] currie2010
spt_lit F5.8 [char] currie2010
Lx 1.62181009736e+30 erg/s currie2009
log_Lx 30.21 log erg/s currie2009
U 17.96 mag keller2002
B 17.608 mag keller2002
V 16.654 0.001 mag currie2010
Ic 15.51 0.001 mag currie2010
g_sloan 17.032 0.006 mag flewelling2016
r_sloan 16.327 0.005 mag flewelling2016
i_sloan 15.994 0.008 mag flewelling2016
z_sloan 15.828 0.004 mag flewelling2016
y_opt 15.657 0.004 mag (AB) flewelling2016
H_alpha_phot 15.92 0.01 mag barentsen2014
gaia_g 16.3175 0.0007 mag gaiacollaboration2018
gaia_bp 16.8606 0.0072 mag gaiacollaboration2018
gaia_rp 15.5811 0.003 mag gaiacollaboration2018
tm_J 14.677 0.035 mag cutri2003
tm_H 14.276 0.038 mag cutri2003
tm_K 14.197 0.071 mag cutri2003
tm_flags "AAA,0" [char] cutri2003
S_3p6 14.1409 0.0302 mag cloutier2014
S_4p5 14.1149 0.037 mag cloutier2014
S_5p8 14.1336 0.0529 mag cloutier2014
S_8 14.5165 0.0978 mag cloutier2014

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown gaiacollaboration2016
h Per currie2009
h Per currie2010
mem_num ([integer])
Value Error Ref.
0 gaiacollaboration2016
4 currie2010
ObsProp
spt ([char])
Value Error Ref.
F5.8 currie2009
spt_num ([decimal allowed])
Value Error Ref.
35.8 1.9 currie2009
spt_lit ([char])
Value Error Ref.
F5.8 currie2009
Derived Stellar Properties
Teff (K)
Value Error Ref.
4897.0 160.905 gaiacollaboration2018
Optical Photometry
B (mag)
Value Error Ref.
17.609 0.0196977156 mayne2007
V (mag)
Value Error Ref.
16.653 0.001 currie2009
16.649 0.008 mayne2007
16.671 keller2002
Ic (mag)
Value Error Ref.
15.51 0.0012 currie2009
17.609 0.0196977156 mayne2007
15.643 keller2002
r_sloan (mag)
Value Error Ref.
16.22 0.01 barentsen2014
i_sloan (mag)
Value Error Ref.
15.64 0.01 barentsen2014
Coordinates
ra (h m s)
Value Error Ref.
02 18 44.181 cutri2003
02 18 44.177 flewelling2016
02 18 44.184 currie2009
02 18 44.172 barentsen2014
02 18 44.175 mayne2007
02 18 44.177 gaiacollaboration2018
02 18 44.184 cloutier2014
02 18 44.184 currie2010
02 18 44.172 keller2002
dec (d m s)
Value Error Ref.
+57 06 46.25 cutri2003
+57 06 46.25 flewelling2016
+57 06 46.44 currie2009
+57 06 46.22 barentsen2014
+57 06 46.30 mayne2007
+57 06 46.25 gaiacollaboration2018
+57 06 46.44 cloutier2014
+57 06 46.44 currie2010
+57 06 46.04 keller2002
ra_deg (deg)
Value Error Ref.
34.684086 0.0 cutri2003
34.68407083 5.0 flewelling2016
34.6841 currie2009
34.68405 barentsen2014
34.6840625 mayne2007
34.68407218 0.0353 gaiacollaboration2018
34.6841 cloutier2014
34.6841 currie2010
34.68405 keller2002
dec_deg (deg)
Value Error Ref.
57.112846 0.0 cutri2003
57.11284722 3.0 flewelling2016
57.1129 currie2009
57.11284 barentsen2014
57.11286111 mayne2007
57.11284635 0.0561 gaiacollaboration2018
57.1129 cloutier2014
57.1129 currie2010
57.11279 keller2002

All young stellar objects welcome!

Site Credits  •  Contact Us

California Institue of Technology