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NGC 4650A
A Hubble Space Telescope (HST) image of NGC 4650A
Observation data (J2000 epoch)
Constellation	Centaurus
Right ascension	12 44 49.0
Declination	−40° 42′ 52″
Redshift	2880 ± 3 km/s
Apparent magnitude (V)	13.9
Characteristics
Type	S0/a pec / Polar-ring galaxy
Apparent size (V)	1.6′ × 0.8′
Other designations
PGC 42951

NGC 4650A is a polar-ring lenticular galaxy located in the constellation Centaurus. It should not be confused with the spiral galaxy NGC 4650, which shares almost the same radial distance as NGC 4650A. The real distance between both galaxies is only about 6 times the optical radius of NGC 4650.

References

1. ^ "NASA/IPAC Extragalactic Database". Results for NGC 4650A. Retrieved 2007-03-30.
2. ^ J. L. Sérsic (1967). "Southern Peculiar Galaxies III". Zeitschrift für Astrophysik. 67: 306–311. Bibcode:1967ZA.....67..306S.
3. B. C. Whitmore; D. B. McElroy; F. Schweizer (1987). "The shape of the dark halo in polar-ring galaxies". Astrophysical Journal. 314: 439–456. Bibcode:1987ApJ...314..439W. doi:10.1086/165077.
4. Formation of polar ring galaxies, F. Bournaud, F. Combes, Observatoire de Paris, LERMA, École Normale Supérieure. Accessed on line July 10, 2008.

External links

• Media related to NGC 4650A at Wikimedia Commons
• Hubble Heritage site: Pictures and description

v t e Constellation of Centaurus
List of stars in Centaurus Centaurus in Chinese astronomy
Stars	Bayer α A (Rigil Kentaurus) B (Toliman) C (Proxima Centauri) β (Hadar) γ (Muhlifain) δ ε ζ (Alnair) η θ (Menkent) ι κ λ μ ν ξ ξ ο ο π ρ σ τ υ υ φ χ ψ Flamsteed 1 (i) 2 (g) 3 (k) 4 (h) Variable R T U V Y RR SV SX BV DY UY V346 V553 V744 V752 V761 (a) V763 (C) V766 V779 V803 V810 V816 (Przybylski's Star) V831 V842 V885 V886 V863 V945 (H) V1032 V1369 V1400 HR 4460 (A) 4466 (C) 4476 (C) 4499 4522 4523 4537 (j) 4546 (B) 4620 (E) 4652 (D) 4682 (F) 4712 (x) 4721 4724 (x) 4732 (G) 4748 (u) 4796 4817 (l) 4831 (w) 4874 (p) 4888 (e) 4889 (n) 4940 (f) 4979 4989 5006 (r) 5035 (J) 5041 (m) 5071 (K) 5089 (d) 5141 (Q) 5172 (M) 5174 (z) 5207 (N) 5222 (y) 5224 5241 5297 5358 (v) 5371 5471 (b) 5485 (c) 5489 (c) HD 97413 98176 100453 101930 102117 (Uklun) 103197 107914 108236 109749 110113 113538 113766 114386 114729 115600 116434 117207 117618 (Dofida) 121228 121504 124448 125072 125595 131399 Other 2MASS J1126−5003 2M1207 Gaia BH2 GJ 3737 J1407b PSR B1259−63/LS 2883 PSR J1311–3430 WASP-15 (Nyamien) WASP-41 WASP-42 WASP-167/KELT-13
Exoplanets 2M1207b b Centauri b HD 102117 b HD 103197 b HD 109749 b HD 101930 b HD 113538 b c HD 114386 b HD 114729 b HD 117207 b HD 117618 b HD 121504 b HIP 65426 b HIP 67522 b Proxima Centauri b c d WASP-15b
Star clusters IC 2944 NGC 3766 NGC 4230 NGC 5286 NGC 5281 NGC 5316 NGC 5460 NGC 5617 NGC 5662 ω Scorpius–Centaurus association Stock 16
Nebulae Boomerang Nebula Fleming 1 G292.0+1.8 IC 2944 NGC 3918 NGC 5307 RCW 79 Southern Crab Nebula SN 185 (RCW 86) SuWt 2
Galaxies	NGC 3783 4444 4603 4622 4650A 4683 4696 4706 4709 4729 4730 4743 4744 4945 4976 5011 A 5026 5090 5091 5102 5114 5128 (Centaurus A) 5161 5253 5291 5398 5408 5419 Other ESO 269-57 ESO 325-G004 ESO 383-76 ESO 444-46 Fourcade-Figueroa Object IRAS 13224-3809 PKS 1144-379 PKS 1353−341 PKS 1424-418
Galaxy clusters Abell S740 Shapley Supercluster
Astronomical events SN 185 SN 1895B SN 1986G
Category

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