Star • GDR1 458345062857953408

Cluster
h Per
Proposed Clusters
chi Per
Alternate Names
309
[CHI2010] chi Per M 2050
[CHI2010] chi Per M2050
BD+56 484
GDR2 458345062857953408
bd56484
MWC444
PSO J021744.511+565400.310
2MASS J02174465+5654001
Oo309
[WEBDA hper] 309
V502Per
mayne2007_persei 176
[CHI2010] S 11286
WISEA J021744.65+565400.0
SAO23136
[KGM2001] 31
[SHM2002] 64
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name h Per [char] boyer2012
ra 02 17 44.6562 h m s gaiacollaboration2016
dec +56 53 59.9915 d m s gaiacollaboration2016
ra_deg 34.43606767 deg gaiacollaboration2016
dec_deg 56.89999764 deg gaiacollaboration2016
pm_ra -1.05 0.101 mas/yr gaiacollaboration2018
pm_dec -1.585 0.085 mas/yr gaiacollaboration2018
plx 0.378 0.0421 mas gaiacollaboration2018
st_dist 2645.5026 294.6446 pc gaiacollaboration2018
spt B1 [char] slesnick2002
spt_num 11.0 [decimal allowed] slesnick2002
spt_lit B1IIIe* [char] slesnick2002
Agaia 1.1613 0.26265 mag gaiacollaboration2018
Teff 27700.0 1790.0 K boyer2012
log_Teff 4.44 0.29 log K boyer2012
R_star 8.8 2.1 Rsun boyer2012
M_star 15.8 1.6 Msun boyer2012
log_M_star 1.199 0.121 log Msun boyer2012
log_g 3.74 0.23 log cm/s2 boyer2012
U 9.326 mag slesnick2002
B 9.98 mag slesnick2002
V 9.642 0.01 mag currie2010
Ic 8.154 0.001 mag currie2010
g_sloan 9.993 0.001 mag flewelling2016
y_opt 10.075 0.001 mag (AB) flewelling2016
H_alpha_phot 11.093 mag keller2002
gaia_g 9.3557 0.0016 mag gaiacollaboration2018
gaia_bp 9.595 0.0051 mag gaiacollaboration2018
gaia_rp 8.9713 0.0034 mag gaiacollaboration2018
tm_J 8.526 0.024 mag cutri2003
tm_H 8.429 0.046 mag cutri2003
tm_K 8.192 0.024 mag cutri2003
tm_flags "AAA,0" [char] cutri2003
W_3p4 7.827 0.026 mag wright2010
W_4p6 7.534 0.019 mag wright2010
W_12 6.718 0.016 mag wright2010
W_22 5.826 0.04 mag wright2010
wise_flags "AAAA,hh00" [char] wright2010

Non Fiducial Data

Membership
cluster_name ([char])
Value Error Ref.
unknown gaiacollaboration2016
chi Per currie2010
mem_num ([integer])
Value Error Ref.
0 gaiacollaboration2016
2 currie2010
ObsProp
spt ([char])
Value Error Ref.
B1 skiffBMK
spt_num ([decimal allowed])
Value Error Ref.
11.0 skiffBMK
spt_lit ([char])
Value Error Ref.
B1Ve skiffBMK
Derived Stellar Properties
Teff (K)
Value Error Ref.
6821.0 150.915 gaiacollaboration2018
L_star (Lsun)
Value Error Ref.
924.824 148.231 gaiacollaboration2018
R_star (Rsun)
Value Error Ref.
21.78 0.96 gaiacollaboration2018
Optical Photometry
U (mag)
Value Error Ref.
8.66 keller2002
B (mag)
Value Error Ref.
9.97 0.0172046505 mayne2007
9.33 keller2002
V (mag)
Value Error Ref.
9.591 0.01 mayne2007
9.642 slesnick2002
9.17 keller2002
Ic (mag)
Value Error Ref.
9.97 0.0172046505 mayne2007
Coordinates
ra (h m s)
Value Error Ref.
02 17 44.656 gaiacollaboration2018
02 17 44.655 cutri2003
02 17 44.651 wright2010
02 17 44.512 flewelling2016
02 17 44.659 boyer2012
02 17 44.664 currie2010
02 17 44.657 mayne2007
02 17 44.55 slesnick2002
02 17 44.558 keller2002
02 17 44.660 skiffBMK
dec (d m s)
Value Error Ref.
+56 54 00.00 gaiacollaboration2018
+56 54 00.10 cutri2003
+56 54 00.01 wright2010
+56 54 00.31 flewelling2016
+56 53 59.96 boyer2012
+56 54 00.00 currie2010
+56 54 00.09 mayne2007
+56 54 00.1 slesnick2002
+56 53 59.35 keller2002
+56 54 00.00 skiffBMK
ra_deg (deg)
Value Error Ref.
34.43606732 0.0274 gaiacollaboration2018
34.436062 60.0 cutri2003
34.4360476 37.1663 wright2010
34.43546667 232.0 flewelling2016
34.43608 boyer2012
34.4361 currie2010
34.43607083 mayne2007
34.435625 slesnick2002
34.43566 keller2002
34.4360833 skiffBMK
dec_deg (deg)
Value Error Ref.
56.89999727 0.0331 gaiacollaboration2018
56.900028 60.0 cutri2003
56.9000022 38.105 wright2010
56.90008611 232.0 flewelling2016
56.89999 boyer2012
56.9 currie2010
56.900025 mayne2007
56.90002778 slesnick2002
56.89982 keller2002
56.9 skiffBMK

All young stellar objects welcome!

Site Credits  •  Contact Us

California Institue of Technology