NGC 1208

NGC 1208
Galassia lenticolare
NGC 1208 nelle immagini DESI Legacy Imaging Surveys
Scoperta
ScopritoreWilliam Herschel
Data10 gennaio 1785 [1]
Dati osservativi
(epoca J2000)
CostellazioneEridano
Ascensione retta03h 06m 11.9s [2]
Declinazione-09° 32′ 29″ [2][1]
Distanza203,0 milioni di a.l.
(62,24 Mpc) [2]
Magnitudine apparente (V)12,3 [3]

nella banda B: 13,2 [3]

Redshift+0,014683 ± 0,000048 [2]
Luminosità superficiale12,88
Angolo di posizione80° [3]
Velocità radiale4402 ± 14 [2] km/s
Caratteristiche fisiche
TipoGalassia lenticolare
ClasseSA0/a?(r) [2], S0-a [3], SA0(r)a?) [1]
Dimensioni111 100 a.l.
(34 070 [2] pc)
Altre designazioni
PGC 11647
MCG -2-8-47
IRAS 03037-0943 [3]
Mappa di localizzazione
NGC 1208
Categoria di galassie lenticolari

NGC 1208 è una galassia lenticolare situata nella costellazione dell'Eridano, a una distanza di circa 203 milioni di anni luce dalla nostra Via Lattea.[1]

Scoperta

La galassia è stata scoperta il 10 gennaio 1785 dall'astronomo britannico di origine tedesca William Herschel.[1]

Descrizione

NGC 1208 presenta una larga riga a 21 cm dell'idrogeno neutro.[2] Viene classificata come galassia di campo, cioè una galassia che non appartiene ad alcun ammasso o gruppo di galassie ed è quindi gravitazionalmente isolata.[2]

Note

  1. ^ a b c d e (EN) Courtney Seligman, Celestial Atlas Table of Contents, NGC 1208, su cseligman.com. URL consultato il 1º dicembre 2024.
  2. ^ a b c d e f g h i Results for object NGC 1208, su ned.ipac.caltech.edu, National Aeronautics and Space Administration / Infrared Processing and Analysis Center. URL consultato il 1º dicembre 2024.
  3. ^ a b c d e (FR) Les données de «Revised NGC and IC Catalog by Wolfgang Steinicke», NGC 1200 à 1299, su astrovalleyfield.com. URL consultato il 1º dicembre 2024.

Voci correlate

Collegamenti esterni

New General Catalogue: NGC 1206  •  NGC 1207  •  NGC 1208  •  NGC 1209  •  NGC 1210
  Portale Astronomia

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