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Related papers: The Dwarf Galaxy Population in Nearby Groups. The …

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To enlarge the sample of known low-surface brightness (LSB) galaxies and to try to provide clues about their nature, we report the detection of eight of this type of objects ($\mu_{{eff}, g'} \simeq 27$ mag arcsec$^{-2}$) towards the group…

CCD - photometry is presented for 20 dIrr galaxies situated in the nearby complexes CenA/M83, and CVnI as well as in the general field of the Local Volume. We present integrated magnitudes of the galaxies in B,V,I - bands and also surface…

Cosmology and Nongalactic Astrophysics · Physics 2015-05-13 L. Makarova , I. Karachentsev , L. Rizzi , R. B. Tully , G. Korotkova

We report the automatic detection of a new sample of very low surface brightness (LSB) galaxies, likely members of the Virgo cluster. We introduce our new software, {\tt DeepScan}, that has been designed specifically to detect extended LSB…

Astrophysics of Galaxies · Physics 2018-04-24 Daniel J. Prole , Jonathan I. Davies , Olivia C. Keenan , Luke J. M. Davies

We have conducted a search of a 9 deg$^{2}$ region of the CFHTLS around the Milky Way analog M101 (D$\sim$7 Mpc), in order to look for previously unknown low surface brightness galaxies. This search has uncovered 38 new low surface…

Astrophysics of Galaxies · Physics 2017-12-06 P. Bennet , D. J. Sand , D. Crnojević , K. Spekkens , D. Zaritsky , A. Karunakaran

We present surface photometry and metallicity measurements for 104 nearby dwarf galaxies imaged with the Advanced Camera for Surveys and Wide Field and Planetary Camera 2 aboard the Hubble Space Telescope. In addition, we carried out…

We present the properties of a large sample (12,282) of nearly face-on low surface brightness (LSB) disk galaxies selected from the main galaxy sample of SDSS-DR4. These properties include B-band central surface brightness mu_0(B), scale…

Astrophysics · Physics 2015-05-13 G. H. Zhong , Y. C. Liang , F. S. Liu , F. Hammer , J. Y. Hu , X. Y. Chen , L. C. Deng , B. Zhang

Context. In spite of the numerous studies of low-luminosity galaxies in different environments, there is still no consensus about their formation scenario. In particular, a large number of galaxies displaying extremely low-surface…

Astrophysics of Galaxies · Physics 2016-11-30 A. V. Smith Castelli , F. R. Faifer , C. G. Escudero

Context: We introduce the Dwarf Galaxy Survey with Amateur Telescopes (DGSAT) project and report the discovery of eleven low surface brightness (LSB) galaxies in the fields of the nearby galaxies NGC 2683, NGC 3628, NGC 4594 (M104), NGC…

Astrophysics of Galaxies · Physics 2016-03-23 B. Javanmardi , D. Martinez-Delgado , P. Kroupa , C. Henkel , K. Crawford , K. Teuwen , R. J. Gabany , M. Hanson , T. S. Chonis , F. Neyer

We have carried out CCD photometry in the Cousins B and R bands of 21 dwarf galaxies in and around the M101 group. Eleven are members and suspected members of the group and ten are field galaxies in the projected vicinity of the group. We…

Astrophysics · Physics 2009-10-31 T. Bremnes , B. Binggeli , P. Prugniel

We undertook a search for new dwarf galaxies in the vicinity of relatively isolated nearby galaxies with distances $D < 12$ Mpc and stellar masses in the $2\times10^{11}-3\times10^8~M_{\odot}$ interval, using the data from the DESI Legacy…

Astrophysics of Galaxies · Physics 2023-02-22 I. D. Karachentsev , E. I. Kaisina

In order to estimate the contribution of low surface brightness (LSB) galaxies to the local (z<0.1) galaxy number density, we performed an optical search for LSB candidates in a 15.5 deg^2 part of the region covered by the 65 deg^2 blind…

We present $BVI$ surface photometry of 31 dwarf galaxy candidates discovered in a deep image stack from the KMTNet Supernova Program of $\sim$ 30 square degrees centered on the nearby NGC 2784 galaxy group. Our final images have a 3$\sigma$…

Astrophysics of Galaxies · Physics 2017-10-11 Hong Soo Park , Dae-Sik Moon , Dennis Zaritsky , Mina Pak , Jae-Joon Lee , Sang Chul Kim , Dong-Jin Kim , Sang-Mok Cha

The varying dwarf galaxy populations in different environments poses a problem for Cold Dark Matter (CDM) hierarchical clustering models. In this paper we present results from a survey conducted in different environments to search for low…

Astrophysics · Physics 2007-05-23 Sarah Roberts , Jonathan Davies , Sabina Sabatini

A sample of about 3,800 Low Surface Brightness (LSB) galaxies was selected using the all-sky near-infrared (J, H and K_s-band) 2MASS survey. The selected objects have a mean central surface brightness within a 5 arcsec radius around their…

Astrophysics · Physics 2009-11-07 D. Monnier Ragaigne , W. van Driel , S. E. Schneider , T. H. Jarrett , C. Balkowski

In an earlier paper, we determined the morphological types of galaxies in the Coma Cluster using data from the HST/ACS Coma Cluster treasury survey. We found that of the 132 members, 51 are non dwarfs and 81 are dwarfs. We define dwarfs to…

Astrophysics of Galaxies · Physics 2024-05-21 Nagamani Poloji , Priya Hasan , S. N. Hasan

We present optical long-slit spectroscopy and far-ultraviolet to near-infrared spectral energy distribution fitting of two diffuse dwarf galaxies, LSBG-285 and LSBG-750, which were recently discovered by the Hyper Suprime-Cam Subaru…

Astrophysics of Galaxies · Physics 2018-11-06 Johnny P. Greco , Andy D. Goulding , Jenny E. Greene , Michael A. Strauss , Song Huang , Ji Hoon Kim , Yutaka Komiyama

We present results of surface photometry for eleven edge-on galaxies observed with the 6-m telescope at the Special Astrophysical Observatory of the Russian Academy of Sciences. The photometric scale length, the scale height, and the…

Astrophysics · Physics 2007-05-23 Dmitry Bizyaev , Serafim Kajsin

Although low surface brightness galaxies (LSBs) contribute a large fraction to the number density of galaxies, their properties are still poorly known. LSBs are often considered dust poor, based only on a few studies. We use, for the first…

We present newly discovered dwarf galaxy candidates in deep and wide-field images of NGC 1291 obtained with the Korea Microlensing Telescope Network. We identify 15 dwarf galaxy candidates by visual inspection. Using imaging simulations, we…

We present the statistical redshift distribution of a large sample of low surface brightness (LSB) galaxies identified in the first 200 deg$^2$ of the Hyper Suprime-Cam Strategic Survey Program. Through cross-correlation with the NASA-SDSS…