Star • GDR1 458358806750944128

Cluster
h and chi Per
Proposed Clusters
h Per
Alternate Names
GDR1 458358806750944128
[KGM2001] 1297
PSO J022121.552+570240.218
GDR2 458358811058446848
[CHI2010] h Per M2760
WISEA J022121.55+570240.1
2MASS J02212155+5702402
1956
[Cloutier2014] 2667
[CHI2010] S 5346
[CHI2010] h Per M 2760
[SHM2002] 1426
mayne2007_persei 87
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name h and chi Per [char] cloutier2014
ra 02 21 21.5575 h m s gaiacollaboration2016
dec +57 02 40.2181 d m s gaiacollaboration2016
ra_deg 35.3398228 deg gaiacollaboration2016
dec_deg 57.04450504 deg gaiacollaboration2016
pm_ra -1.385 0.042 mas/yr gaiacollaboration2018
pm_dec -0.416 0.049 mas/yr gaiacollaboration2018
plx 0.2877 0.024 mas gaiacollaboration2018
st_dist 3475.8429 289.9556 pc gaiacollaboration2018
spt B9.33 [char] currie2010
spt_num 19.33 1.1 [decimal allowed] currie2010
spt_lit B9.33 [char] currie2010
U 15.054 mag slesnick2002
B 14.713 mag slesnick2002
V 14.107 0.003 mag currie2010
Ic 13.378 0.003 mag currie2010
g_sloan 14.343 0.001 mag flewelling2016
r_sloan 14.024 0.005 mag flewelling2016
i_sloan 13.827 0.006 mag flewelling2016
z_sloan 13.722 0.001 mag flewelling2016
y_opt 13.576 0.000605 mag (AB) flewelling2016
H_alpha_phot 16.99 mag keller2002
gaia_g 13.9654 0.0003 mag gaiacollaboration2018
gaia_bp 14.312 0.0017 mag gaiacollaboration2018
gaia_rp 13.4382 0.0012 mag gaiacollaboration2018
tm_J 12.737 0.024 mag cutri2003
tm_H 12.557 0.029 mag cutri2003
tm_K 12.511 0.026 mag cutri2003
tm_flags "AAA,0" [char] cutri2003
S_3p6 12.4217 0.0158 mag cloutier2014
S_4p5 12.4079 0.0188 mag cloutier2014
S_5p8 12.4 0.0241 mag cloutier2014
S_8 12.4565 0.0338 mag cloutier2014
W_3p4 12.366 0.024 mag wright2010
W_4p6 12.371 0.025 mag wright2010
W_12 12.204 0.342 mag wright2010
W_22 9.157 mag wright2010
wise_flags "AABU,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.
5617.28 199.28 gaiacollaboration2018
L_star (Lsun)
Value Error Ref.
23.589 5.0615 gaiacollaboration2018
R_star (Rsun)
Value Error Ref.
5.13 0.37 gaiacollaboration2018
Optical Photometry
U (mag)
Value Error Ref.
17.41 0.027 bell2013
15.194 keller2002
B (mag)
Value Error Ref.
14.745 0.0136014705 mayne2007
14.799 keller2002
V (mag)
Value Error Ref.
14.118 0.008 mayne2007
14.104 slesnick2002
14.127 keller2002
Ic (mag)
Value Error Ref.
14.745 0.0136014705 mayne2007
13.535 keller2002
g_sloan (mag)
Value Error Ref.
14.328 0.008 bell2013
r_sloan (mag)
Value Error Ref.
13.981 0.008 bell2013
i_sloan (mag)
Value Error Ref.
13.801 0.015 bell2013
z_sloan (mag)
Value Error Ref.
13.713 0.009 bell2013
Coordinates
ra (h m s)
Value Error Ref.
02 21 21.557 gaiacollaboration2018
02 21 21.551 cutri2003
02 21 21.556 wright2010
02 21 21.558 flewelling2016
02 21 21.552 cloutier2014
02 21 21.554 bell2013
02 21 21.552 currie2010
02 21 21.547 mayne2007
02 21 21.49 slesnick2002
02 21 21.605 keller2002
dec (d m s)
Value Error Ref.
+57 02 40.22 gaiacollaboration2018
+57 02 40.25 cutri2003
+57 02 40.19 wright2010
+57 02 40.22 flewelling2016
+57 02 40.20 cloutier2014
+57 02 40.37 bell2013
+57 02 40.20 currie2010
+57 02 40.30 mayne2007
+57 02 40.1 slesnick2002
+57 02 39.88 keller2002
ra_deg (deg)
Value Error Ref.
35.3398226 0.0143 gaiacollaboration2018
35.339794 60.0 cutri2003
35.3398167 48.4219 wright2010
35.339825 5.0 flewelling2016
35.3398 cloutier2014
35.33980833 bell2013
35.3398 currie2010
35.33977917 mayne2007
35.33954167 slesnick2002
35.34002 keller2002
dec_deg (deg)
Value Error Ref.
57.04450492 0.0195 gaiacollaboration2018
57.044514 60.0 cutri2003
57.0444975 50.7252 wright2010
57.04450556 7.0 flewelling2016
57.0445 cloutier2014
57.04454722 bell2013
57.0445 currie2010
57.04452778 mayne2007
57.04447222 slesnick2002
57.04441 keller2002

All young stellar objects welcome!

Site Credits  •  Contact Us

California Institue of Technology