Coord 2000 | 12266-6306 | Discov num | ANT 1 | Comp | AI | Coord arcsec 2000 | 12 26 35.94 -63 05 56.6 | ||||
Date first | 2000 | Date last | 2013 | Obs | 4 | ||||||
Pa first | 228 | Pa last | 227.1 | P.A. Now (θ) | 227.1° | ||||||
Sep first | 65.2 | Sep last | 63.3 | Sep. Now (ρ) | 63.3" | ||||||
Mag pri | 1.25 | Mag sec | 12.00 | delta mag (ΔM) | 10.75 | Spectral class | B0.5IV (blue-white) | ||||
Pri motion ra | -035 | Sec motion ra | |||||||||
Pri motion dec | -015 | Sec motion dec | |||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | Acrux | 251904 | 12 26 36 -63 05 57 | DUN 252 AB | 2020 | 103 | 111 | 3.5 | 1.25 | 1.55 | 0.30 | ||
Show | 251904 | 12 26 36 -63 05 57 | DUN 252 AC | 2020 | 36 | 203 | 89.0 | 1.25 | 4.80 | 3.55 | |||
Show | 251904 | 12 26 36 -63 05 57 | ANT 1 AG | 2014 | 5 | 145 | 58.7 | 1.25 | 12.00 | 10.75 | |||
Show | 251904 | 12 26 36 -63 05 57 | ANT 1 AH | 2013 | 3 | 167 | 47.3 | 1.25 | 13.00 | 11.75 | |||
Show | 251904 | 12 26 36 -63 05 57 | ANT 1 AI | 2013 | 4 | 227 | 63.3 | 1.25 | 12.00 | 10.75 | <=== | ||
Show | 251904 | 12 26 36 -63 05 57 | ANT 7 AJ | 2010 | 2 | 344 | 29.6 | 1.25 | 12.00 | 10.75 | |||
Show | 251904 | 12 26 36 -63 05 57 | ANT 7 AK | 2010 | 2 | 218 | 125.2 | 1.25 | 13.00 | 11.75 | |||
Show | 251903 | 12 26 36 -63 05 58 | DUN 252 BC | 2020 | 18 | 203 | 89.0 | 1.55 | 4.80 | 3.25 | |||
Show | 251903 | 12 26 31 -63 07 20 | TOK 7 CD | 2000 | 2 | 53 | 2.4 | 5.40 | 10.50 | 5.10 | |||
Show | 251903 | 12 26 31 -63 07 20 | TOK 7 CE | 1997 | 1 | 214 | 4.9 | 5.40 | 17.00 | 11.60 | |||
Show | 251903 | 12 26 31 -63 07 20 | TOK 7 CF | 2015 | 2 | 114 | 7.4 | 5.40 | 15.97 | 10.57 |
Common name | Acrux | Constellation | Crux | SAO | 251904 | HIP | 60718 | ||||
Tycho2 | 8979-03464-1 | HD | 108248 | HR | 4730 | GC | 16952 | ||||
CP | CP-62 2745 | Bayer | Alpha 1 Crucis | Bayer name | Alp1 Cru | FK5 | 462 | ||||
Distance | 98.72 | Distance ly | 322.02 | Bayer greek | α1 Cru |
Meaning | a modern contraction of the Bayer designation, coined in the 19th century, but which entered into common use only by the mid-20th century |