Star • GDR1 458472262610377600

Cluster
h and chi Per
Proposed Clusters
h Per
Alternate Names
[CHI2010] h Per M7999
IPHAS J022039.27+572041.7
GDR2 458472266913864320
[CHI2010] S 4453
PSO J022039.265+572041.755
WISEA J022039.25+572041.9
mayne2007_persei 3085
2MASS J02203926+5720416
[KGM2001] 10991
[CHI2010] h Per M 7999
[Cloutier2014] 7843
SIP Output
Aladin

Fiducial Data

Parameter Value Error Unit Reference
cluster_name h and chi Per [char] cloutier2014
ra 02 20 39.2715 h m s gaiacollaboration2016
dec +57 20 41.7212 d m s gaiacollaboration2016
ra_deg 35.16363107 deg gaiacollaboration2016
dec_deg 57.34492255 deg gaiacollaboration2016
pm_ra -4.001 0.239 mas/yr gaiacollaboration2018
pm_dec 2.902 0.228 mas/yr gaiacollaboration2018
plx 0.7289 0.1223 mas gaiacollaboration2018
st_dist 1371.9303 230.1922 pc gaiacollaboration2018
spt G6.5 [char] currie2010
spt_num 46.5 2.3 [decimal allowed] currie2010
spt_lit G6.5 [char] currie2010
V 18.157 0.002 mag currie2010
Ic 16.724 0.002 mag currie2010
g_sloan 18.669 0.005 mag flewelling2016
r_sloan 17.688 0.004 mag flewelling2016
i_sloan 17.209 0.004 mag flewelling2016
z_sloan 16.967 0.004 mag flewelling2016
y_opt 16.764 0.01 mag (AB) flewelling2016
H_alpha_phot 17.16 0.01 mag barentsen2014
gaia_g 17.6651 0.0012 mag gaiacollaboration2018
gaia_bp 18.4049 0.0161 mag gaiacollaboration2018
gaia_rp 16.7986 0.005 mag gaiacollaboration2018
tm_J 15.731 0.066 mag cutri2003
tm_H 15.042 0.069 mag cutri2003
tm_K 14.821 0.105 mag cutri2003
tm_flags "AAB,0" [char] cutri2003
S_3p6 14.8402 0.0404 mag cloutier2014
S_4p5 14.859 0.051 mag cloutier2014
S_5p8 14.8434 0.0787 mag cloutier2014
S_8 14.9763 0.1188 mag cloutier2014
W_3p4 14.971 0.037 mag wright2010
W_4p6 15.421 0.111 mag wright2010
W_12 12.623 mag wright2010
W_22 9.027 mag wright2010
wise_flags "ABUU,0000" [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
Optical Photometry
B (mag)
Value Error Ref.
19.426 0.0669103878 mayne2007
V (mag)
Value Error Ref.
18.149 0.011 mayne2007
18.175 keller2002
Ic (mag)
Value Error Ref.
19.426 0.0669103878 mayne2007
16.872 keller2002
r_sloan (mag)
Value Error Ref.
17.54 0.01 barentsen2014
i_sloan (mag)
Value Error Ref.
16.82 0.01 barentsen2014
Coordinates
ra (h m s)
Value Error Ref.
02 20 39.271 gaiacollaboration2018
02 20 39.264 cutri2003
02 20 39.260 wright2010
02 20 39.271 flewelling2016
02 20 39.264 cloutier2014
02 20 39.264 currie2010
02 20 39.272 mayne2007
02 20 39.322 keller2002
02 20 39.276 barentsen2014
dec (d m s)
Value Error Ref.
+57 20 41.72 gaiacollaboration2018
+57 20 41.68 cutri2003
+57 20 41.93 wright2010
+57 20 41.72 flewelling2016
+57 20 41.64 cloutier2014
+57 20 41.64 currie2010
+57 20 41.76 mayne2007
+57 20 41.46 keller2002
+57 20 41.71 barentsen2014
ra_deg (deg)
Value Error Ref.
35.16363035 0.0829 gaiacollaboration2018
35.1636 98.99 cutri2003
35.1635816 53.289 wright2010
35.16362917 4.0 flewelling2016
35.1636 cloutier2014
35.1636 currie2010
35.16363333 mayne2007
35.16384 keller2002
35.16365 barentsen2014
dec_deg (deg)
Value Error Ref.
57.34492269 0.0961 gaiacollaboration2018
57.34491 98.99 cutri2003
57.344981 44.0533 wright2010
57.34492222 11.0 flewelling2016
57.3449 cloutier2014
57.3449 currie2010
57.34493333 mayne2007
57.34485 keller2002
57.34492 barentsen2014

All young stellar objects welcome!

Site Credits  •  Contact Us

California Institue of Technology