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| NGC 3310 | |
|---|---|
| Name | NGC 3310 |
| Epoch | J2000 |
| Type | SAB(r)bcpec |
| Redshift | 0.0033 |
| Dist ly | 50 million |
| Appmag v | 11.5 |
| Size v | 4.3×2.8 |
| Constellation | Ursa Major |
NGC 3310 is a nearby peculiar spiral galaxy in the constellation Ursa Major associated with intense starburst activity. It has been the focus of multiwavelength studies by observatories such as the Hubble Space Telescope, the Chandra X-ray Observatory, and the Spitzer Space Telescope, and has produced several recorded supernovae and transient phenomena. NGC 3310's disturbed morphology and rich population of young clusters make it an important target for research by institutions like the European Space Agency, the National Aeronautics and Space Administration, and university observatories worldwide.
NGC 3310 is classified in catalogs as SAB(r)bcpec and appears in compilations by the New General Catalogue and the Principal Galaxies Catalogue. Surveys including the Sloan Digital Sky Survey and the Two Micron All Sky Survey have characterized its photometric properties, while spectroscopic campaigns by facilities such as the Keck Observatory and the Very Large Telescope provided emission-line diagnostics. Its peculiarity is noted in morphological atlases and classification efforts led by astronomers contributing to the Uppsala General Catalogue and the Third Reference Catalogue of Bright Galaxies.
NGC 3310 was cataloged in the 19th century and observed by astronomers working with instruments of the Royal Observatory, Greenwich and contemporaries of William Herschel and John Herschel during surveys that produced the New General Catalogue. Later photographic and spectroscopic follow-ups were conducted at facilities including the Palomar Observatory and the Mount Wilson Observatory, and space-based follow-up by the International Ultraviolet Explorer advanced ultraviolet studies. Modern datasets from the Hubble Heritage Project and archival programs at the European Southern Observatory have enriched the historical record.
The morphology of NGC 3310 exhibits a disturbed spiral structure with ripples, shells, and tidal debris consistent with a past minor merger modeled in simulations by groups using codes like GADGET and analyzed by researchers at institutions such as the Max Planck Institute for Astrophysics and the Harvard–Smithsonian Center for Astrophysics. High-resolution imaging from the Hubble Space Telescope reveals compact star clusters, spiral arms, and a ring-like star-forming zone; these features have been compared to structures in galaxies studied by the Galaxy Evolution Explorer and the Galaxy Zoo project. Photometric decompositions referencing work from the Schaap-Lauer method and comparisons to well-studied spirals such as M51 and M82 have informed structural interpretations.
NGC 3310 hosts an intense central starburst with massive young clusters identified through ultraviolet, optical, and infrared observations by Hubble Space Telescope, Spitzer Space Telescope, and ground-based instruments at Gemini Observatory and Subaru Telescope. Studies using emission lines tied to diagnostics developed by researchers at Instituto de Astrofísica de Canarias and the Institut d'Astrophysique de Paris show enhanced star formation rates derived from Hα and infrared luminosities following calibrations by teams at the Space Telescope Science Institute and the Infrared Astronomical Satellite. The cluster population has been compared with systems in Antennae Galaxies studies and young cluster surveys coordinated by the European Southern Observatory.
Multiple supernovae have been recorded in NGC 3310, with classifications and follow-up spectroscopy performed by networks like the International Astronomical Union Circulars and transient surveys such as the Palomar Transient Factory and the All-Sky Automated Survey for Supernovae. X-ray transients and ultra-luminous X-ray sources have been investigated using the Chandra X-ray Observatory and XMM-Newton with interpretation by groups at the Massachusetts Institute of Technology and the University of Cambridge.
NGC 3310 resides in a loose group environment cataloged in surveys by the NASA/IPAC Extragalactic Database and interacts with nearby companions identified in HI mapping by arrays such as the Very Large Array and the Westerbork Synthesis Radio Telescope. The disturbed features are consistent with tidal interaction scenarios explored in numerical work at the Jet Propulsion Laboratory and the European Space Agency, and comparisons have been made with merging systems documented in the Nearby Galaxies Catalog and studies by the Carnegie Institution for Science.
Redshift measurements obtained with spectrographs on facilities like the Keck Observatory and the Calar Alto Observatory place NGC 3310 at z ≈ 0.0033, corresponding to a distance commonly cited near ~50 million light-years when adopting cosmic parameters similar to those used by the Planck (spacecraft) collaboration and analyses by the Hubble Space Telescope Key Project. Physical parameters—stellar mass estimates, gas content, and infrared luminosity—have been reported in catalogs assembled by the Infrared Astronomical Satellite teams, the Herschel Space Observatory legacy programs, and surveys conducted by the Sloan Digital Sky Survey and the Two Micron All Sky Survey.
Category:Ursa Major Category:Spiral galaxies