Galaxie From Wikipedia, the free encyclopedia
Den NGC 87 ass eng irregulär Galaxie am Stärebild Phoenix.
 Roberts Quartett bestoend aus NGC 87 (uewe riets), NGC 88 (mëtt), NGC 89 (ënnen) an NGC 92 (uewe lénks). | |
| Stärebild | Phoenix (Phe) |
|---|---|
| Positioun fir d'Equinoxe J2000.0 | |
| Rektaszensioun | 00h 21m 14.273s |
| Deklinatioun | - 48° 37' 41.58"[1] |
| Ausgesinn | |
| Hubble-Sequenz | IBm pec HII[1] |
| Visuell Magnitude | +14,1[2] mag |
| Visuell Magnitude (B-Band) | +14,7[2] mag |
| Wénkelduerchmiesser | 0.81 × 0.71[1] |
| Flächenhellegkeet mag/arcmin² | +13,4[2] |
| Physikalesch Donnéeën | |
| Gehéiert zu | Roberts Quartett[3] |
| Distanz (Lj) | 160 Mio. |
| Routverrécklung | (+11645 ± 147) ∙ 10-6[1] |
| Radialvitess | (+3491 ± 44) |
| Geschicht | |
| Entdecker | J. F. W. Herschel |
| Entdeckungsdatum | 30. September 1834 |
| Katalog- an Entdeckerbezeechnungen | |
| AM | 0018-485 |
| GC | 43 |
| h | 2316 |
| NGC | 87 |
| PGC | 1357 |
| ESO | 194-8 |
D'Galaxie NGC 87 gouf den 30. September 1834 vum britteschen Astronom John Frederick William Herschel entdeckt.
| Commons: NGC 87 – Biller, Videoen oder Audiodateien |
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