NGC 684
| NGC 684 | |
|---|---|
| Galaksio | Listo de galaksioj |
 | |
| spirala galaksio • galaksio • HI (21cm) source • infraruĝa fonto | |
| Historio de esploro | |
| Trovinto | William Herschel |
| Dato de trovo | 26-a de oktobro 1786 |
| Indikoj | NGC 684, IC 165, PGC 6759, UGC 1292, MCG 4-5-17, ZWG 482.22, IRAS01474+2724 |
| Observaj datumoj (Epoko J2000.0) | |
| Speco | Sb |
| Rektascensio | 01h 50m 14,1s |
| Deklinacio | +27° 38' 46" |
| Ruĝenŝoviĝo | +0,011755 ± 0,000110 |
| Distanco | |
| Videbla magnitudo (V) | 12,5 |
| Fota magnitudo (V) | 13,3 |
| Videblaj ampleksoj | 1,2' × 0,6' |
| Surfaca heleco | 12,0 |
| Angula situo | 87 |
| Konstelacio | Triangulo |
| Fizikaj ecoj | |
| Radiuso | |
| Absoluta magnitudo (V) | |
| Ecoj | |
NGC 684 (aliaj indikoj — IC 165, PGC 6759, UGC 1292, MCG 4-5-17, ZWG 482.22, IRAS01474+2724) estas galaksio en konstelacio Triangulo.
Ĉi tiu objekto estis jam en la originala versio de NGC-katalogo.
Vidu ankaŭ
| ◄ NGC 680 | NGC 681 | NGC 682 | NGC 683 | NGC 684 | NGC 685 | NGC 686 | NGC 687 | NGC 688 ► |
Eksteraj ligiloj
- Informo el la originala versio de NGC-katalogo angle
- Informo el la originala versio de NGC-katalogo france
- Rekontrolita informo pri la objekto angle
- http://simbad.u-strasbg.fr/sim-id.pl?Ident=NGC%20684 angle
- http://vizier.u-strasbg.fr/viz-bin/VizieR-S?NGC%20684 angle
- NASA/IPAC Extragalactic Database angle
- Fotoj de NGC 684 en SkyView angle
- Fotoj de ĉiuj NGC-objektoj en SkyView angle
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