Z Andromedae

Z Andromedae
Observation data Epoch J2000 Equinox J2000
Constellation	Andromeda
Right ascension	23^h 33^m 39.951^s^[1]
Declination	+48° 49′ 05.96″^[1]
Apparent magnitude (V)	10.53
Characteristics
Spectral type	M2III + B1eq^[2]
B−V color index	1.1
Variable type	symbiotic variable star
Astrometry

Radial velocity (R_v)	3 km/s
Proper motion (μ)	RA: -6.23 ± 2.19^[1] mas/yr Dec.: -4.86 ± 2.15 ^[1] mas/yr
Parallax (π)	1.12 ± 3.26^[1] mas
Absolute magnitude (M_V)	11.88

Details


Other designations
EM* MWC 416, HIP 116287, SAO 53146, AG+48° 2087, GCRV 14773, IRAS 23312+4832, HV 193, AN 41.1901, JP11 3636, TYC 3645-2066-1, BD+48° 4093, GSC 03645-02066, 2MASS J23333994+4849059, AAVSO 2328+48, 2E 2331.6+4834, HD 221650, PLX 5697, 2E 4735, PPM 64386.
Database references
SIMBAD	data
Data sources:
Hipparcos Catalogue, CCDM (2002), Bright Star Catalogue (5th rev. ed.)

Z Andromedae is a symbiotic variable star with an hourglass-shaped nebula (like the Homonculus Nebula or Supernova 1987A).^[3] It is the prototype for symbiotic variables, which are a subset of cataclysmic variables.^[4]

References

1 2 3 4 5 van Leeuwen, F. (2007). "Validation of the new Hipparcos reduction". Astronomy and Astrophysics. 474 (2): 653–664. arXiv:0708.1752. Bibcode:2007A&A...474..653V. doi:10.1051/0004-6361:20078357. Vizier catalog entry
↑ . Bibcode:2011ARep...55...31S. doi:10.1134/S1063772911010070. Missing or empty |title= (help)
↑ AAVSO: Z And, October 2000 Variable Star Of The Month
↑ Z Andromedae star

Additional reading

TOMOV N.A.; TOMOVA M.T.; TARANOVA O.G. (2004). "Broad-band multicolour observations of the symbiotic binary Z And during quiescence and its activity at the end of 2002.". The Astrophysical Journal. 428: 985–992. Bibcode:2004A&A...428..985T. doi:10.1051/0004-6361:20041065.
TARANOVA O.G.; TOMOV N.A.; TOMOVA M.T.; SHENAVRIN V.I (2004). "The symbiotic system Z Andromedae during the flare of 2000-2002.". Astronomy Reports. 48 (9): 742–750. Bibcode:2004ARep...48..742T. doi:10.1134/1.1800174.
IKEDA Y.; AKITAYA H.; MATSUDA K.; HOMMA K.; et al. (2004). "Polarized Hα wings in the symbiotic stars AG Draconis and Z Andromedae". The Astrophysical Journal. 604: 357–361. Bibcode:2004ApJ...604..357I. doi:10.1086/381877.
TOMOV N.A.; TARANOVA O.G.; TOMOVA M.T. (2003). "Mass ejection by the symbiotic binary Z And during its 2000-2002 outburst". The Astrophysical Journal. 401: 669–676. Bibcode:2003A&A...401..669T. doi:10.1051/0004-6361:20030140.
SKOPAL A. (2003). "Discovery of the eclipse in the symbiotic binary Z Andromedae". The Astrophysical Journal. 401: L17–L20. arXiv:astro-ph/0304046. Bibcode:2003A&A...401L..17S. doi:10.1051/0004-6361:20030332.
SOKOLOSKI J.L.; BROCKSOPP C.; KAISER C.; SEYMOUR N. (2002). "A radio "Jet" in the prototypical symbiotic star Z Andromedae?". American Astron. Soc. Meeting. 201: #17.12. Bibcode:2002AAS...201.1712S.
BISIKALO D.V.; BOYARCHUK A.A.; KILPIO E.Y.; KUZNETSOV O.A. (2002). "Structure of gas flows in Z And in quiescence and during outbursts". Astronomy Reports. 46 (12): 1022–1029. Bibcode:2002ARep...46.1022B. doi:10.1134/1.1529260.
GALLEGO M.C.; GARCIA J.A.; VAQUERO J.M.; SANCHEZ-BAJO F. (1999). "A strange attractor on a daily timescale in the visual observations of Z And ?". Acta Astron. 49: 171–180. Bibcode:1999AcA....49..171G.
SOKOLOSKI J.L.; BILDSTEN L. (1999). "Discovery of a magnetic white dwarf in the symbiotic binary Z Andromedae". The Astrophysical Journal. 517 (2): 919–924. arXiv:astro-ph/9812294. Bibcode:1999ApJ...517..919S. doi:10.1086/307234.
BIRRIEL J.J.; ESPEY B.R.; SCHULTE-LADBECK R.E. (1998). "Near-simultaneous observations of direct and raman-scattered lines in the symbiotic star Z Andromedae". The Astrophysical Journal. 507: L75–L78. Bibcode:1998ApJ...507L..75B. doi:10.1086/311673.
SCHMID H.M.; SCHILD H. (1997). "The polarimetric orbit of Z Andromedae". Astronomy & Astrophysics. 327: 219–223. Bibcode:1997A&A...327..219S.
SKOPAL A.; VITTONE A.A.; ERRICO L.; OTSUKA M.; et al. (2006). "Structure of the hot object in the symbiotic prototype Z Andromedae during its 2000-03 active phase". The Astrophysical Journal. 453: 279–293. arXiv:astro-ph/0603718. Bibcode:2006A&A...453..279S. doi:10.1051/0004-6361:20052917.
SKOPAL A.; PRIBULLA T. (2006). "The first detection of the bipolar jets from the symbiotic prototype Z And". The Astronomer's Telegram. 882: 1. Bibcode:2006ATel..882....1S.
SOKOLOSKI J.L.; KENYON S.J.; ESPEY B.R.; KEYES C.D.; et al. (2006). "A ``Combination nova outburst in Z Andromedae: nuclear shell burning triggered by a disk instability". The Astrophysical Journal. 636 (2): 1002–1019. arXiv:astro-ph/0509638. Bibcode:2006ApJ...636.1002S. doi:10.1086/498206.
LEIBOWITZ E.M.; FORMIGGINI L. (2008). "Activity cycle of the giant star of Z Andromedae and its spin period". Mon. Not. R. Astron. Soc. 385: 445–452. arXiv:0712.2120. Bibcode:2008MNRAS.385..445L. doi:10.1111/j.1365-2966.2008.12847.x.
BURMEISTER M.; LEEDJAERV L. (2007). "Evidence for bipolar jets from the optical spectra of the prototypical symbiotic star Z Andromedae". The Astrophysical Journal. 461: L5–L8. arXiv:astro-ph/0611475. Bibcode:2007A&A...461L...5B. doi:10.1051/0004-6361:20066630.
TOMOV N.A.; TOMOVA M.T.; BISIKALO D.V. (2007). "Bipolar ejection by the symbiotic binary system Z And during its 2006 outburst". Mon. Not. R. Astron. Soc. 376: L16–L19. arXiv:astro-ph/0612502. Bibcode:2007MNRAS.376L..16T. doi:10.1111/j.1745-3933.2007.00277.x.
Iudin, B. F. (1986). "Choice of a model for Z Andromedae". Astronomicheskii Zhurnal. 30: 84–92. Bibcode:1986AZh....63..137I.

External links

Andromeda constellation

Stars (list)

Bayer	α (Alpheratz) β (Mirach) γ (Almach) δ ε ζ η θ ι κ λ μ ν ξ (Adhil) ο π ρ σ τ υ (Titawin) φ χ ψ ω

Flamsteed	2 3 4 5 6 7 8 9 10 11 12 13 14 (Veritate) 15 18 22 23 26 28 32 36 39 41 44 45 47 49 51 55 56 58 59 60 62 63 64 65 66 6 Per

Variable	R S T U W X Y Z RR RS RT RU RV RW RX RY SS ST SU SW TU TW VX WZ XX XZ AB AC AD AE AF AR BM BX CC CG CN DS DX EG ET EU FF GO GP GR GY HN KK KX KZ LL LN LP LQ OP OS OU PX PY QR QX V385 V455 V529

HR	1 8 17 36 40 44 52 53 56 71 75 78 79 104 110 122 134 152 156 157 178 205 249 272 275 282 283 289 355 372 376 379 396 409 415 452 483 495 504 518 521 551 552 556 619 647 653 671 673 679 687 746 748 756 768 769 8744 8801 8837 8857 8875 8884 8925 8927 8941 8950 8955 8962 8973 8977 8986 9011 9053 9057 9074 9086 9105 9107

HD	800 8673 11884 13931 14633 15082 16175 217731 218365 218393 218915 222155

Other	ADS 48 Groombridge 34 (GX/GQ) HAT-P-6 HAT-P-16 HAT-P-19 HAT-P-28 HAT-P-32 M31V J004437.99+412923.6 NGC 44 PSR B2303+46 PSR J0218+4232 Ross 248 (HH) WASP-1 WISE 0146+4234

Star clusters

Association	NGC 206

Open	NGC 752 NGC 956 NGC 7686

Globular	Mayall II

Nebulae

Planetary	M 1-1 NGC 7662

Galaxies

Messier	31 32 110

NGC	5 11 13 19 20 27 29 39 43 48 49 51 67 67A 68 69 70 71 72 72A 74 76 79 80 81 83 85 86 90 93 94 96 97 108 109 112 140 149 160 169 181 183 184 214 218 226 228 229 233 243 252 258 260 262 266 280 304 317 389 393 404 425 431 477 512 513 528 529 531 536 537 542 551 561 562 573 590 591 605 620 662 668 679 687 700 703 704 705 708 709 710 712 714 717 721 732 746 753 759 797 801 812 818 828 834 841 845 846 891 898 906 909 910 911 912 913 914 920 923 933 937 946 980 982 995 996 999 1000 7440 7445 7446 7449 7618 7640 7707 7831 7836

Other	Andromeda I Andromeda III Andromeda IV Andromeda V Andromeda VIII Andromeda IX Andromeda X Andromeda XI Andromeda XII Andromeda XXI B2 0206+35 3C 13 3C 46 3C 65 3C 66A 3C 66B IRAS 23365+3604 QSO B0133+476

Galaxy
clusters

Other

GRB 050824
SN 1885A

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