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NGC 540

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Lenticular galaxy in the constellation Cetus

NGC 540
NGC 540 imaged by theSloan Digital Sky Survey
Observation data (J2000epoch)
Constellation	Cetus
Right ascension	01^h 27^m 08.90558^s^[1]
Declination	−20° 02′ 11.7187″^[1]
Redshift	0.033700±0.000213^[2]
Heliocentric radial velocity	10,103±89 km/s^[3]
Characteristics
Type	SB(s)0:^[2]
Apparent size (V)	2.5 × 2.0 arcmin^[2]
Other designations
LEDA 5410, PGC 5410, SGC 012444-2017.7

NGC 540 is a barredlenticular galaxy in theconstellation Cetus. It is estimated to be 451 millionlight years from theMilky Way and has adiameter of approximately 120,000 light years.^{[citation needed]} The object was discovered on October 15, 1885, by the Americanastronomer Francis Preserved Leavenworth.^[4]^[5]^[6]

References

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^^a ^bBrown, A. G. A.; et al. (Gaia collaboration) (August 2018)."Gaia Data Release 2: Summary of the contents and survey properties".Astronomy & Astrophysics.616. A1.arXiv:1804.09365.Bibcode:2018A&A...616A...1G.doi:10.1051/0004-6361/201833051. Gaia DR2 record for this source atVizieR.
^^a ^b ^cColless, Matthew; Peterson, Bruce A.; Jackson, Carole; Peacock, John A.; Cole, Shaun; Norberg, Peder; et al. (June 2003)."The 2dF Galaxy Redshift Survey: Final Data Release".arXiv:astro-ph/0306581.Bibcode:2003astro.ph..6581C.{{cite journal}}:Cite journal requires|journal= (help)
^Lavaux, Guilhem; Hudson, Michael J. (October 2011)."The 2M++ galaxy redshift catalogue".Monthly Notices of the Royal Astronomical Society.416 (4):2840–2856.arXiv:1105.6107.Bibcode:2011MNRAS.416.2840L.doi:10.1111/j.1365-2966.2011.19233.x.S2CID 119267445.
^Ford, Dominic."The galaxy NGC 540 - In-The-Sky.org".in-the-sky.org. Retrieved2019-12-14.
^"Revised NGC Data for NGC 540".spider.seds.org. Retrieved2019-12-14.
^"Your NED Search Results".ned.ipac.caltech.edu. Retrieved2019-12-14.

External links

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Media related toNGC 540 at Wikimedia Commons

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Astronomical catalog List of NGC objects (1–1000)

Constellation of Cetus

Stars

Bayer	α (Menkar) β (Diphda) γ (Kaffaljidhma) δ ε ζ (Baten Kaitos) η θ ι κ¹ κ² λ μ ν ξ¹ ξ² ο (Mira) B π ρ σ τ υ φ¹ φ² φ³ φ⁴ χ
Flamsteed	1 2 (Hydor) 3 6 7 9 13 14 20 39 46 49 56 (υ¹) 63 64 69 75 77 79 81 84 94 25 Ari
Variable	T UV YZ ZZ BL BW DK
HR	10 72 159 228 500 672 870
HD	984 1690 2638 4747 5319 6718 7449 11506 11964 15115 16008 224693 (Axólotl)
Other	2MASS J01225093−2439505 BD−07 436 BD−17 63 (Felixvarela) Cayrel's Star CFBDS J005910.90−011401.3 DENIS-P J020529.0−115925 DR1 GD 40 Gliese 65 Gliese 105 GJ 1002 GJ 1005 HIP 5158 HIP 11952 LHS 1140 NGC 156 NGC 158 NGC 302 NGC 308 NGC 310 PSR J0108−1431 SDSS J001820.5−093939.2 SDSS J0106−1000 ULAS J003402.77−005206.7 WASP-20 WASP-26 WASP-44 WASP-71 (Mpingo) WD J2356−209 WHL0137-LS WISE J0254+0223 WISEPA J022623.98−021142.8

Exoplanets	79 Ceti b 81 Ceti b 94 Ceti b BD−17 63 b GJ 1002 b HD 1461 b HD 2638 b HD 5319 b HD 11506 b c HD 11964 b c HD 224693 b HIP 5158 b c HIP 11915 b K2-148b LHS 1140 b WASP-44b

Star clusters	Whiting 1

Nebulae	Himiko NGC 246

Galaxies

Messier	77
NGC	17 35 45 47 50 54 59 61 62 64 65 66 73 77 102 107 113 114 116 117 118 120 124 132 135 142 143 144 145 151 154 155 157 161 163 165 166 167 168 170 171 172 173 177 178 179 187 191 191A 192 195 196 197 201 207 209 210 216 217 219 223 227 230 232 235 237 239 244 245 247 255 259 263 268 270 271 273 274 275 276 277 279 283 284 285 286 291 293 297 298 301 303 307 309 320 321 325 327 329 331 333 335 336 337 340 341 342 343 344 345 347 349 350 351 352 353 355 356 357 359 363 364 367 369 377 391 413 417 426 428 429 430 435 442 445 448 450 478 480 481 487 493 497 519 521 530 533 535 538 539 540 541 543 545 547 548 550 555 560 564 570 578 584 585 596 600 615 622 624 635 636 655 681 682 690 701 702 707 713 720 725 731 734 747 755 767 768 779 788 790 800 806 810 811 814 825 830 833 838 839 840 850 864 873 874 880 895 902 905 908 936 941 945 950 958 960 965 966 977 985 988 991 997 998 1009 1015 1019 1022 1032 1035 1042 1047 1052 1055 1073 1085 1087 1090 1101 1128 1142 1153 1218 7808 7828 7829
Other	3C 63 3C 75 4C +01.02 9io9 A0136-0801 Arp 4 Arp 146 Arp 147 Arp 256 Cetus Dwarf Cetus III HCM-6A HD2 Holmberg 15A HXMM01 IC 184 IC 1574 IC 1613 IC 1623 IRAS 01003−2238 LEDA 135657 Markarian 590 Markarian 1014 Markarian 1018 MCG-03-04-014 NGC 1052-DF2 PGC 2456 PGC 2933 PKS 0048−097 PKS 0053−015 PKS 0137+012 PKS 0215+015 SDSS J0303−0019 SXDF-NB1006-2 TON S180 TXS 0211−122 UGC 711 UGC 1775 UM 287 Wolf–Lundmark–Melotte

Galaxy clusters	Abell 133 Abell 209 Abell 222 Abell 223 Abell 370 Abell 400 Arp 251 Gioiello IRC 0218 JKCS 041 MACS J0025.4-1222

Astronomical events	SN 2005E SN 2005gj SN 2022jli SN UDS10Wil

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See also

References

External links