NGC 6556 ist ein aus mehreren Sternen bestehender Asterismus im Sternbild Schütze. Bei einer Beobachtung mit einem 18-Zoll-Spiegelteleskop am 15. Juli 1836 notierte John Herschel „Cluster VI.

NGC 6556 is a Association of Stars in the Sagittarius constellation. NGC 6556 is situated south of the celestial equator and, as such, it is more easily visible from the southern hemisphere. The image below is a photograph of NGC 6556 from the Digitized Sky Survey 2 (DSS2 - see the credits section) taken in the red channel.

2022年7月18日 · Historical Identification: Per Dreyer, NGC 6556 (= GC 4380 = JH 3732, 1860 RA 18 01 10, NPD 117 32.5) is "faint, very large, considerably extended, a little brighter middle, partially resolved (some stars seen)".

NGC 6556 is a star association located in the constellation Sagittarius. Some key stats include: ... Right Ascension units = HH:MM:SS.SS Declination units = DD:MM:SS.SS PN = planetary nebula

History and Accurate Positions for the NGC/IC Objects (Corwin 2004) NGC 6556. The problems with this object began with Sir John himself and his summary description published in the GC, then copied faithfully into the NGC. That description makes the object "F, vL, cE, lbM, rr." On the other hand, JH's original notes read "Cl VI.

NGC 6556 é um aglomerado aberto na direção da constelação de Sagittarius. O objeto foi descoberto pelo astrônomo John Herschel em 1836, usando um telescópio refletor com abertura de 18,6 polegadas.

NGC 6556 estas grupo de steloj en konstelacio Sagitario. Ĉi tiu objekto estis jam en la originala versio de NGC-katalogo. Ĉi tiu artikolo ankoraŭ estas ĝermo pri astronomia objekto. Helpu al …

NGC 6556 je grupa zvijezda i nalazi se u sazviježđu Strijelac. Prvo otkriće je napravio John Frederick William Herschel 15. jula 1836. godine. [ 2 ][ 3 ][ 4 ]

NGC 6556 est un groupe d'étoiles situé dans la constellation du Sagittaire 1, 3. L'astronome britannique John Herschel a enregistré la position de ce groupe le 15 juillet 1836 1. La base de données HyperLeda 4 considèrent NGC 6556 comme un amas ouvert d'étoiles, mais on ne retrouve aucune information sur le site WEBDA 5 consacré aux amas ouverts.

===== NGC 6556 24" (7/7/13): very bright but patchy Milky Way field, rich in faint stars at 125x (21mm Ethos). Excellent region to scan, although no distinct boundaries or dark clouds to isolate the object, so does not stand out conspicuously.