Star • GDR1 458362723760134400

Cluster
h and chi Per
Proposed Clusters
h Per
Alternate Names
IPHAS J022027.74+570637.1
[KGM2001] 6632
GDR1 458362723760134400
mayne2007_persei 982
[CHI2010] h Per M 7101
PSO J022027.731+570637.070
GDR2 458362728068562048
WISEA J022027.70+570637.3
[Cloutier2014] 6951
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name h and chi Per [char] cloutier2014
ra 02 20 27.7381 h m s gaiacollaboration2016
dec +57 06 37.0548 d m s gaiacollaboration2016
ra_deg 35.11557549 deg gaiacollaboration2016
dec_deg 57.110293 deg gaiacollaboration2016
pm_ra -0.505 0.145 mas/yr gaiacollaboration2018
pm_dec -1.019 0.146 mas/yr gaiacollaboration2018
plx 0.3164 0.075 mas gaiacollaboration2018
st_dist 3160.5563 749.1837 pc gaiacollaboration2018
U 18.419 mag keller2002
B 17.828 mag keller2002
V 17.162 0.001 mag currie2010
Ic 15.719 0.001 mag currie2010
g_sloan 17.631 0.007 mag flewelling2016
r_sloan 16.734 0.00076 mag flewelling2016
i_sloan 16.282 0.006 mag flewelling2016
z_sloan 16.009 0.007 mag flewelling2016
y_opt 15.788 0.004 mag (AB) flewelling2016
H_alpha_phot 16.25 0.01 mag barentsen2014
gaia_g 16.7131 0.0017 mag gaiacollaboration2018
gaia_bp 17.4307 0.0097 mag gaiacollaboration2018
gaia_rp 15.8643 0.0059 mag gaiacollaboration2018
S_3p6 13.9407 0.0279 mag cloutier2014
S_4p5 13.9135 0.0339 mag cloutier2014
S_5p8 13.9988 0.05 mag cloutier2014
S_8 13.8543 0.0643 mag cloutier2014
W_3p4 13.859 0.028 mag wright2010
W_4p6 13.995 0.042 mag wright2010
W_12 12.613 mag wright2010
W_22 9.07 mag wright2010
wise_flags "AAUU,hh00" [char] wright2010

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown gaiacollaboration2016
h Per currie2010
mem_num ([integer])
Value Error Ref.
0 gaiacollaboration2016
4 currie2010
Derived Stellar Properties
Teff (K)
Value Error Ref.
4357.89 240.685 gaiacollaboration2018
Optical Photometry
U (mag)
Value Error Ref.
19.535 0.023 bell2013
B (mag)
Value Error Ref.
18.234 0.0180277564 mayne2007
V (mag)
Value Error Ref.
17.081 0.006 mayne2007
17.078 keller2002
Ic (mag)
Value Error Ref.
18.234 0.0180277564 mayne2007
16.425 keller2002
g_sloan (mag)
Value Error Ref.
17.575 0.008 bell2013
r_sloan (mag)
Value Error Ref.
16.687 0.009 bell2013
16.61 0.01 barentsen2014
i_sloan (mag)
Value Error Ref.
16.184 0.013 bell2013
15.88 0.01 barentsen2014
z_sloan (mag)
Value Error Ref.
15.908 0.008 bell2013
Coordinates
ra (h m s)
Value Error Ref.
02 20 27.738 gaiacollaboration2018
02 20 27.709 wright2010
02 20 27.738 flewelling2016
02 20 27.720 cloutier2014
02 20 27.723 bell2013
02 20 27.720 currie2010
02 20 27.730 mayne2007
02 20 27.799 keller2002
02 20 27.739 barentsen2014
dec (d m s)
Value Error Ref.
+57 06 37.05 gaiacollaboration2018
+57 06 37.37 wright2010
+57 06 37.06 flewelling2016
+57 06 37.08 cloutier2014
+57 06 37.07 bell2013
+57 06 37.08 currie2010
+57 06 37.03 mayne2007
+57 06 36.83 keller2002
+57 06 37.08 barentsen2014
ra_deg (deg)
Value Error Ref.
35.11557482 0.0427 gaiacollaboration2018
35.1154556 43.5101 wright2010
35.115575 5.0 flewelling2016
35.1155 cloutier2014
35.1155125 bell2013
35.1155 currie2010
35.11554167 mayne2007
35.11583 keller2002
35.11558 barentsen2014
dec_deg (deg)
Value Error Ref.
57.11029292 0.0559 gaiacollaboration2018
57.1103794 46.7899 wright2010
57.11029444 22.0 flewelling2016
57.1103 cloutier2014
57.11029722 bell2013
57.1103 currie2010
57.11028611 mayne2007
57.11023 keller2002
57.1103 barentsen2014

All young stellar objects welcome!

Site Credits  •  Contact Us

California Institue of Technology