HD 129456

{{Short description|Star in the constellation Centaurus}}

{{about|c¹ Centauri|C¹ Centauri|V763 Centauri|other stars with this Bayer designation|C Centauri}}

{{Starbox begin

| name = c¹ Centauri

}}

{{Starbox observe

| epoch = J2000.0

| constell = Centaurus

| ra = {{RA|14|43|39.44}}

| dec = {{DEC|−35|10|25.2}}

| appmag_v = +4.06

}}

{{Starbox character

| class = K3III

| b-v = +1.356

| u-b = +1.53

| variable = none

}}

{{Starbox astrometry

| radial_v = −38

| prop_mo_ra = -61.46 ± 0.15

| prop_mo_dec = -176.84 ± 0.14

| parallax = 15.57

| p_error = 0.16

| parallax_footnote =

| absmag_v = –0.20

}}

{{Starbox catalog

| names = HR 5485, HD 129456, CD−34°9868, FK5 544, HIP 72010, SAO 205871, GC 19820}}

{{Starbox reference

| Simbad = HD+129456

}}

{{Starbox end}}

HD 129456, also known by its Bayer designation c¹ Centauri (c¹ Cen), is a star in the constellation Centaurus. c¹ Centauri is an orange K-type giant with an apparent magnitude of +4.06. It is approximately 209 light years from Earth.