April 2022 Release Highlights
Database Contents
Tabular summaries of NED's current holdings are presented here. Graphic
summaries are presented
here.
References and Object Pointers
85,032 new object links (pointers) to 1,334 new references including:
-
4,195 galaxy clusters from
The Atacama Cosmology Telescope: A Catalog of >4000 Sunyaev-Zel’dovich Galaxy Clusters
(Hilton, M. et al.,
2021ApJS..253....3H
)
-
2,684 galaxies from
High-redshift Narrow-line Seyfert 1 Galaxies: A Candidate Sample
(Rakshit, S. et al.,
2021ApJS..253...28R
)
-
727 galaxies from
The Third Data Release of the KODIAQ Survey
(O'Meara, J. et al.,
2021AJ....161...45O
)
-
14,069 dwarf galaxies from
The Fornax Deep Survey with the VST. IV. A size and magnitude limited catalog of dwarf galaxies in the area of the Fornax cluster
(Venhola, A. et al.,
2018A&A...620A.165V
)
-
6,287 radio sources from
The XXL Survey. XXVI. Optical and near-infrared identifications of the ATCA 2.1 GHz radio sources in the XXL-S Field
(Ciliegi, P. et al.,
2018A&A...620A..11C
)
-
5,434 radio sources from
The XXL Survey. XXIX. GMRT 610 MHz continuum observations
(Vernesa, S. et al.,
2018A&A...620A..14S
)
Cross-IDs and New Objects
-
79,995 sources from the literature cross-identified with NED objects
-
19,700 new NED objects including galaxies, quasars, clusters of galaxies,
supernovae, globular clusters as well as unidentified radio, visual,
infrared, X-ray, and gamma-ray sources
-
1,961 Supernovae through October 2021 from
ASASSN, and
Transient Name Server
-
57 Gamma-Ray Bursts through Oct 2021 from
Swift GRBs with XRT positions
Redshifts
-
53,572 additional redshifts
-
5,090 more objects with redshifts
Photometry
3,883 new photometric data points integrated into SEDs, including:
- VIS: HST magnitudes from Detection of a Large Population of Ultradiffuse Galaxies in Massive Galaxy
Clusters: Abell S1063 and Abell 2744 (Lee, M. G. et al., 2017ApJ...844..157L)
- RADIO: VLA fluxes from An ALMA survey of submillimetre galaxies in the COSMOS field: The extent
of the radio-emitting region revealed by 3 GHz imaging with the Very Large Array (Miettinen, O. et al.,
2017A&A...602A..54M)
- XRAY: Chandra fluxes from X-Ray Scaling Relations of Early-type Galaxies (Babyk, Iu. V. et al.,
2018ApJ...857...32B)
- UV: GALEX magnitudes from Ultra-diffuse Galaxies at Ultraviolet Wavelengths (Singh, P. R. et al., 2019AJ....157..212S)
For highlights in previous releases, please see Archived Release Notes.