- ID:
- ivo://nasa.heasarc/skyview/ebhis
- Title:
- Effelsberg-Bonn HI Survey
- Short Name:
- EBHIS
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- The Effelsberg-Bonn HI Survey (EBHIS) is a 21-cm survey performed with the 100-m telescope at Effelsberg. It covers the whole northern sky out to a redshift of z ~ 0.07 and comprises HI line emission from the Milky Way and the Local Volume. This dataset is the atomic neutral hydrogen (HI) column density map derived from the Milky-Way part of EBHIS (|Vlsr| < 600 km/s). Provenance: Argelander-Institut für Astronomie (AIfA) and Max-Planck-Institut für Radioastronomie (MPIfR); data provided by B. Winkel. This is a service of NASA HEASARC.
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- ID:
- ivo://nasa.heasarc/skyview/egret3d
- Title:
- Energetic Gamma-Ray Event Telescope: 10 channel data
- Short Name:
- EGRET3D
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- These data are from the Compton GRO EGRET team. Data are from all pointings of the EGRET instrument in the verification phase and phase 1-4 of the Compton mission. The maps exist in energies 30-100 MeV, 100-10000 MeV, and as a multi-dimensional, 10 channel survey. For the multi-dimensional survey, channels 1-3 comprise energies less than 100 MeV, and channels 4-10 comprise energies greater than 100 MeV. Note that the energies are not uniformly split among the channels. <P> The EGRET 3D map is comprised of ten channels with the following energy ranges: <UL> <LI>Channel 1 30-50 MeV <LI>Channel 2 50-70 MeV <LI>Channel 3 70-100 MeV <LI>Channel 4 100-150 MeV <LI>Channel 5 150-300 MeV <LI>Channel 6 300-500 MeV <LI>Channel 7 500-1000 MeV <LI>Channel 8 1000-2000 MeV <LI>Channel 9 2000-4000 MeV <LI>Channel 10 4000-10000 MeV </ul> <p> The default two dimensional image for the EGRET 3D survey is an average of Channels 4 - 10 (energies greater than 100 MeV). Provenance: EGRET Instrument team, NASA Goddard Space Flight Center. This is a service of NASA HEASARC.
- ID:
- ivo://nasa.heasarc/skyview/egret
- Title:
- Energetic Gamma-Ray Event Telescope: Hard
- Short Name:
- EGRET
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- These data are from the Compton GRO EGRET team. Data are from all pointings of the EGRET instrument in the verification phase and phase 1-4 of the Compton mission. The maps exist in energies 30-100 MeV, 100-100000 MeV, and as a multi-dimensional, 10 channel survey. For the multi-dimensional survey, channels 1-3 comprise energies less than 100 MeV, and channels 4-10 comprise energies greater than 100 MeV. Note that the energies are not uniformly split among the channels. <P> The EGRET 3D map is comprised of ten channels with the following energy ranges: <UL> <LI>Channel 1 30-50 MeV <LI>Channel 2 50-70 MeV <LI>Channel 3 70-100 MeV <LI>Channel 4 100-150 MeV <LI>Channel 5 150-300 MeV <LI>Channel 6 300-500 MeV <LI>Channel 7 500-1000 MeV <LI>Channel 8 1000-2000 MeV <LI>Channel 9 2000-4000 MeV <LI>Channel 10 4000-10000 MeV </ul> <p> The default two dimensional image for the EGRET 3D survey is an average of Channels 4 - 10 (energies greater than 100 MeV). Provenance: EGRET Instrument team, NASA Goddard Space Flight Center. This is a service of NASA HEASARC.
14. ESO-R Survey
- ID:
- ivo://vopdc.obspm/gepi/vopsat/esor
- Title:
- ESO-R Survey
- Short Name:
- ESO-R
- Date:
- 10 Nov 2022
- Publisher:
- Paris Astronomical Data Centre - GEPI
- Description:
- VO-compliant publication of Schmidt survey ESO-R of the southern sky digitized with the MAMA microdensitometer at the Observatoire de Paris Image Analysis Centre (CAI).
- ID:
- ivo://nasa.heasarc/skyview/euve
- Title:
- Extreme Ultraviolet Explorer: 83 A
- Short Name:
- EUVE
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- The EUVE satellite surveyed the entire sky in the extreme ultraviolet through a set of four filters. The filters include: <UL> <LI>Lexan/Boron filter: peak at 83A (full range 50-180) <LI>Aluminium/Carbon/Titanium : 171A (160-240) <LI>Aluminium/Titanium/Antimony: 405A (345-605) <LI>Tin/SiO: 555A (500-740) </UL> <P> The data currently in <i>SkyView</i> is direct from the Center for EUVE. Provenance: Center for Extreme UV Astronomy, UCB. This is a service of NASA HEASARC.
- ID:
- ivo://nasa.heasarc/skyview/fermi
- Title:
- Fermi Map: Band 1
- Short Name:
- FERMI
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- This survey sums all data observed by the Fermi mission up to week 396. This version of the Fermi survey are intensity maps where the summed counts data are divided by the exposure for each pixel (in cm^2 s) and the area of the pixel. Data is broken into 5 energy bands <ul> <li> 30-100 MeV Band 1 </li> <li> 100-300 MeV Band 2 </li> <li> 300-1000 MeV Band 3 </li> <li> 1-3 GeV Band 4 </li> <li> 3-300 GeV Band 5 </li> </ul> The SkyView data are based upon a Cartesian projection of the counts divided by the exposure maps. In the Cartesian projection pixels near the pole have a much smaller area than pixels on the equator, so these pixels have smaller integrated flux. When creating large scale images in other projections users may wish to make sure to compensate for this effect the flux conserving clip-resampling option. Provenance: Fermi LAT instrument team, NASA Goddard Space Flight Center. This is a service of NASA HEASARC.
17. FIRST
- ID:
- ivo://nasa.heasarc/skyview/first
- Title:
- FIRST
- Short Name:
- FIRST
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- The VLA FIRST (Faint Images of the Radio Sky at Twenty-centimeters) is a project designed to produce the radio equivalent of the Palomar Observatory Sky Survey over 10,000 square degrees of the North Galactic Cap. The <a href="https://sundog.stsci.edu/top.html"> FIRST home page </a> has details of the instrumentation, status of the project, and data available. Currently about 5000 images of approximately .775x.58 degrees are available. <P> These FIRST data have been retrieved from the <a href="ftp://archive.stsci.edu/pub/vla_first/data/"> FIRST FTP archive </a> at the <a href="https://www.stsci.edu/resources"> Space Telescope Science Institute</a>. <p> The FIRST survey is included on the <b>SkyView High Resolution Radio Coverage </b><a href="/images/high_res_radio.jpg"> map</a>. This map shows coverage on an Aitoff projection of the sky in equatorial coordinates. Provenance: The FIRST project team: R.J. Becker, D.H. Helfand, R.L. White M.D. Gregg. S.A. Laurent-Muehleisen.. This is a service of NASA HEASARC.
- ID:
- ivo://nasa.heasarc/skyview/dss1b
- Title:
- First Digitized Sky Survey: Blue Plates
- Short Name:
- DSS1B
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- This survey uses the POSS1 Blue plates. Provenance: Data taken by CalTech, Compression and distribution by Space Telescope Science Institute.. This is a service of NASA HEASARC.
- ID:
- ivo://nasa.heasarc/skyview/dss1r
- Title:
- First Digitized Sky Survey: Red Plates
- Short Name:
- DSS1R
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- This survey is the POSS1 Red plates from the original POSS survey. It covers the sky north of -30 degrees declination. Provenance: Data taken by CalTech Compression and distribution by Space Telescope Science Institute.. This is a service of NASA HEASARC.
- ID:
- ivo://nasa.heasarc/skyview/galex
- Title:
- Galaxy Explorer All Sky Survey: Near UV
- Short Name:
- GALEX
- Date:
- 07 Mar 2025
- Publisher:
- NASA/GSFC HEASARC
- Description:
- The GALEX, Galaxy Explorer, mission was launched by a Pegasus-XL vehicle on April 28 2003 into a 690km altitude, 29 degree inclination, circular orbit with a 98.6 minute period. The GALEX instrument allows imaging and spectroscopic observations to be made in two ultraviolet bands, Far UV (FUV) 1350-1780A and Near UV (NUV) 1770-2730A. The instrument provides simultaneous co-aligned FUV and NUV images with spatial resolution 4.3 and 5.3 arcseconds respectively. Details of the performance of the instrument and detectors can be found in Morrissey et al. (2007) ApJS, 173, 682. <p> The <i>SkyView</i> GALEX surveys mosaic the intensity images of All-Sky Survey images. For a given pixel only the nearest image is used. Since a given GALEX observation is circular, this maximizes the coverage compared with default image finding algorithms which use the distance from edge of the image. <p> As of February 10, 2011, SkyView uses the GALEX GR6 data release. Provenance: All data is downloaded from the <a href="https://galex.stsci.edu"> MAST GALEX archive</a>.. This is a service of NASA HEASARC.