NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2018-10-21 T00:35:02 PDT
Help | Comment | NED Home

You have selected the following parameters to search on:

Redshift: Unconstrained
Include ANY Object Type:
Exclude ANY Object Type:

Parameters for Distances and Cosmology: Ho= 73.0; Ωmatter = 0.27; Ωvacuum = 0.73;
Derived Quantities use a Redshift corrected to a Reference Frame defined by the 3K CMB

NED results within 0.200 arcmin of 15h49m26.45172s, -00d32m23.5542s (Equatorial: J2000.0)


2 objects found in NED.    

SOURCE LIST

Object list is sorted on Distance to search center


 Row          Object Name                 EquJ2000.0       Object  Velocity/Redshift    Mag./  Separ.               Number of                                 Row 
 No.     (* => Essential Note)       RA               DEC  Type     km/s       z   Qual Filter arcmin Refs Notes Phot Posn Vel/z Diam Assoc Images   Spectra  No. 
1    SDSS J154926.45-003223.5       15h49m26.4s -00d32m24s G      >30000  0.467746      21.1g   0.000    3     0   35    3     2    8     0 Retrieve Retrieve 1   
2    SDSS J154925.87-003225.7       15h49m25.9s -00d32m26s G         ...       ...      20.9g   0.148    0     0   15    1     0    4     0 Retrieve Retrieve 2   

Detailed information for each object


Object No. 1 - SDSS J154926.45-003223.5

INDEX for SDSS J154926.45-003223.5
Essential Data (jump to sub-section of this query report):

   Essential Note    
   Cross-IDs    
   Coordinates    
   Basic Data   
   Quantities Derived from Redshift    
   Redshift-Independent Distances
   Quick-Look Photometry and Luminosities
   Quick-Look Angular and Physical Sizes
   Classifications
   Foreground Galactic Extinction    
   External Services
Detailed Data (NED queries):

Images
   
35 Photometric data point(s) and SED   
Spectra   
Redshift-Independent Distances
3 Reference(s)   
3 Position data point(s)
2 Redshift data point(s)   
8 Diameter data point(s)   

ESSENTIAL NOTE for SDSS J154926.45-003223.5 (Back to INDEX)
N/A

CROSS-IDENTIFICATIONS for SDSS J154926.45-003223.5 (Back to INDEX)
Object Names Type Object Names Type
SDSS J154926.45-003223.5G SDSS J154926.45-003223.6 G

COORDINATES for SDSS J154926.45-003223.5 (Back to INDEX)

Position Reference:2007SDSS6.C...0000:

Reference    Frame     Longitude    Latitude        RA           DEC      Uncertainty Ellipse (arcsec)
                       (degrees)   (degrees)                              Semimajor Semiminor  PA(deg)
Equatorial (B1950.0)  236.717584   -0.388409 15h46m52.220s -00d23m18.27s  5.00E-01  5.00E-01    0
Equatorial (J2000.0)  237.360214   -0.539882 15h49m26.451s -00d32m23.58s  5.00E-01  5.00E-01    0
Ecliptic   (B1950.0)  234.510927   19.049939                              5.00E-01  5.00E-01    0
Ecliptic   (J2000.0)  235.210678   19.044324                              5.00E-01  5.00E-01    0
Galactic                7.479034   39.083511                              5.00E-01  5.00E-01    0
SuperGalactic         131.582024   41.403290                              5.00E-01  5.00E-01    0
Additional detailed measurements with references are also available by clicking below:
3 Position data point(s)

REDSHIFT-INDEPENDENT DISTANCES for SDSS J154926.45-003223.5 (Back to INDEX)
 N/A 

CLASSIFICATIONS (TYPES, ATTRIBUTES) for SDSS J154926.45-003223.5 (Back to INDEX)
 N/A 

FOREGROUND GALACTIC EXTINCTION for SDSS J154926.45-003223.5 (Back to INDEX)
Galactic Extinction from the Schlafly & Finkbeiner 2011, Appendix; 2011ApJ...737..103S (SF11) recalibration 
of the Schlegel, Finkbeiner & Davis 1998, Appendix B; 1998ApJ...500..525S (SFD98) infrared-based dust map.
The map is based on dust emission from COBE/DIRBE and IRAS/ISSA;
the recalibration assumes a Fitzpatrick (1999PASP..111...63F) reddening law with Rv = 3.1 and different source spectrum than SFD98.

L a n d o l tS D S SU K I R T
Filter [µm]U (0.35)B (0.43)V (0.54)R (0.64)I (0.80)u (0.36)g (0.47)r (0.62)i (0.75)z (0.89)J (1.25)H (1.66)K (2.19)L' (3.78)
Aλ [mag]0.3960.3310.2500.1980.1370.3870.3020.2090.1550.1150.0650.0410.0280.014
Show/Hide Aλ magnitudes in all 88 photometric bands based on SF11
For completeness, we include the original SFD98 values:
L a n d o l tS D S SU K I R T
Filter [µm]U (0.34)B (0.44)V (0.54)R (0.65)I (0.81)u (0.35)g (0.49)r (0.63)i (0.78)z (0.93)J (1.27)H (1.67)K (2.22)L' (3.81)
Aλ [mag]0.4960.3940.3020.2440.1770.4700.3460.2510.1900.1350.0820.0530.0330.014


Galactic Extinction based on H I Column Densities and Galaxy Counts
(Burstein & Heiles; 1982AJ.....87.1165B) assuming Rv = 3.1:
AB = 0.360 mag
See Notes on Galactic Extinction for important caveats.

BASIC DATA for SDSS J154926.45-003223.5 (Back to INDEX)
Helio. Radial Velocity     :    140227 +/-       46 km/s      
Redshift                   :  0.467746 +/- 0.000155        2003SDSS1.C...0000:
Major Diameter (arcmin)    :  0.05
Minor Diameter (arcmin)    :  0.03
Magnitude and Filter       : 21.1g
Classifications            :                     

NOTE: This information is indicative only. With the exception of the
      redshift they are unreferenced and highly inhomogeneous as to
      their origin. The Radial Velocity (when available) is computed
      from the listed redshift. The remaining values are designed to
      orient the user with a quick-look, overall assessment of the
      general properties of the object in question. They are not
      averages nor are they standardized in any way.
Additional detailed measurements with references are also available by clicking below:
2 Redshift data point(s)      35 photometric data point(s)      8 Diameter data point(s)      

QUANTITIES DERIVED FROM REDSHIFT for SDSS J154926.45-003223.5 (Details)(Back to INDEX)
Calculated and Corrected Velocities
V (Heliocentric)           :  140227 +/-     46 km/s      2003SDSS1.C...0000:
V (Kinematic LSR)          :  140241 +/-     46 km/s      1986MNRAS.221.1023K
V (Galactocentric GSR)     :  140261 +/-     46 km/s      1991RC3.9.C...0000d
V (Local Group)            :  140232 +/-     46 km/s      1996AJ....111..794K
V (3K CMB)                 :  140357 +/-     47 km/s      1996ApJ...473..576F
V (Virgo Infall only)      :  140359 +/-     47 km/s      2000ApJ...529..786M
V (Virgo + GA only)        :  140605 +/-     50 km/s      2000ApJ...529..786M
V (Virgo + GA + Shapley)   :  140674 +/-     51 km/s      2000ApJ...529..786M

Hubble Flow Distance and Distance Modulus (where Ho =   73.0 +/-   5 km/sec/Mpc)
D (Galactocentric GSR)     :  1921.4 +/-  134.5 Mpc      (m-M) = 41.42 +/- 0.15 mag
D (Local Group)            :  1921.0 +/-  134.5 Mpc      (m-M) = 41.42 +/- 0.15 mag
D (3K CMB)                 :  1922.7 +/-  134.6 Mpc      (m-M) = 41.42 +/- 0.15 mag
D (Virgo Infall only)      :  1922.7 +/-  134.6 Mpc      (m-M) = 41.42 +/- 0.15 mag
D (Virgo + GA only)        :  1926.1 +/-  134.8 Mpc      (m-M) = 41.42 +/- 0.15 mag
D (Virgo + GA + Shapley)   :  1927.0 +/-  134.9 Mpc      (m-M) = 41.42 +/- 0.15 mag

Scale at Hubble Flow Distances
Scale (Galactocentric GSR) :    9315 pc/arcsec =  9.315 kpc/arcsec = 558.91 kpc/arcmin =  33.53 Mpc/degree
Scale (Local Group)        :    9313 pc/arcsec =  9.313 kpc/arcsec = 558.79 kpc/arcmin =  33.53 Mpc/degree
Scale (3K CMB)             :    9321 pc/arcsec =  9.321 kpc/arcsec = 559.29 kpc/arcmin =  33.56 Mpc/degree
Scale (Virgo Infall only)  :    9322 pc/arcsec =  9.322 kpc/arcsec = 559.30 kpc/arcmin =  33.56 Mpc/degree
Scale (Virgo + GA only)    :    9338 pc/arcsec =  9.338 kpc/arcsec = 560.28 kpc/arcmin =  33.62 Mpc/degree
Scale(Virgo + GA + Shapley):    9343 pc/arcsec =  9.343 kpc/arcsec = 560.55 kpc/arcmin =  33.63 Mpc/degree

To Search for Nearby Objects (Physical Companions): Enter Your Preferred Values and click on "Submit Environment Search" button
Search for Objects within +/-arcmin where 100 kpc = 0.178 arcmin and Selected Redshift, defined by the Velocity Range: from to km/sec where V(Heliocentric) = 140227 km/sec
Cosmology-Corrected Quantities [Ho = 73.00 km/sec/Mpc, Ωmatter = 0.27, Ωvacuum = 0.73] [Redshift 0.468181 as corrected to the Reference Frame defined by the 3K Microwave Background Radiation] Luminosity Distance : 2536 Mpc (m-M) = 42.02 mag Angular-Size Distance : 1177 Mpc (m-M) = 40.35 mag Co-Moving Radial Distance : 1727 Mpc (m-M) = 41.19 mag Co-Moving Tangential Dist. : 1727 Mpc (m-M) = 41.19 mag Co-Moving Volume : 21.6 Gpc^3 Light Travel-Time : 4.655 Gyr Age at Redshift 0.468181 : 8.644 Gyr Age of Universe : 13.299 Gyr Scale (Cosmology Corrected): 5704 pc/arcsec = 5.704 kpc/arcsec = 342.24 kpc/arcmin = 20.53 Mpc/degree Surface Brightness Dimming : Flux Density per Unit Area = 0.21522; Magnitude per Unit Area = 1.668 mag
To change Cosmological Input Parameters for Derived Quantities: Enter Your Preferred Values and click on "Submit Changed Hubble Parameters for this object" button
HoΩmatterΩvacuum     
Correct Redshift To the Reference Frame defined by: as Input for Calculation of the Distances and Cosmology-Corrected Quantities

QUICK-LOOK PHOTOMETRY and LUMINOSITIES for SDSS J154926.45-003223.5 (Back to INDEX)

The brightest flux in each of the following spectral regions, when available:
Gamma-Ray (ν > 2E19 Hz); X-Ray (2E19 Hz > ν > 2E16 Hz); Ultraviolet (2E16 Hz > ν > 9E14 Hz); Visual (9E14 Hz > ν > 3E14 Hz);
Near-Infrared (3E14 Hz > ν > 6E13 Hz); Mid-Infrared (6E13 Hz > ν > 7.5E12 Hz); Far-Infrared (7.5E12 Hz > ν > 1E12 Hz);
Sub-Millimeter (1E12 Hz > ν > 3E11 Hz); Millimeter (3E11 Hz > ν > 3E10 Hz); Radio (3E10 Hz > ν).

Spectral
Region
Band Apparent Mag or Flux Refcode Absolute Mag or νLν [W] νLν [L(Bolometric)]
Visuali (SDSS Petrosian)AB 18.579 +/- 0.100 asinh mag 2004SDSS2.C...0000:-23.44 +/- 0.51 [mag] 1.78E+11 +/- 3.92E+10
NOTE: The above quantities are derived using a Distance Modulus of 42.02 mag corresponding to
a Luminosity Distance of 2536.1 Mpc [assuming 10%uncertainty] using the Cosmology-Corrected Quantities.
The quantities quoted above have not necessarily been corrected for foreground extinction, and no K-Corrections have been applied.

View details and SED for 35 Photometric data point(s) available in NED.

QUICK-LOOK ANGULAR & PHYSICAL DIAMETERS for SDSS J154926.45-003223.5 (Back to INDEX)

The largest diameters in the Visual and Near-Infrared spectral regions, when available:

Passband Apparent Major Axis
(2a) [arcsec]
Apparent Minor Axis
(2b) [arcsec]
PA
[degrees]
(J2000.0)
Reference Level RefcodePhysical Major Axis
(2a) [kpc]
Physical Minor Axis
(2b) [kpc]
r (SDSS Isophotal) 7.835.32141 25.0 mag arcsec^-2^ 2004SDSS2.C...0000:73.1549.74
NOTE: At z <= 0.5, physical diameters are derived using a Scale at the Hubble Flow Distance (Virgo + GA + Shapley) of 9.343 kpc/arcsec.
The quantities quoted above have not necessarily been corrected for foreground extinction.

View details for 8 Diameter data point(s) available in NED.

EXTERNAL ARCHIVES AND SERVICES for SDSS J154926.45-003223.5 Help (Back to INDEX)
Resources for Object NamesSite/Service
Query SIMBAD by primary NED object name -- SDSS J154926.45-003223.5SIMBAD (CDS, Strasbourg, France)
version
SDSS Sky Server
Query GALEX (NUV/FUV) Mission Archive (7.2 arcsec search radius) -- SDSS J154926.45-003223.5GALEX Mission Data Archive at MAST
Explore IRSA resources with RADAR (10 arcsec search radius) -- SDSS J154926.45-003223.5NASA/IPAC Infrared Science Archive (IRSA)
Resources for position 15h49m26.4s, -00d32m24s (J2000)Site/Service
Query Optical and UV Mission Archives (Default search radius)Multimission Archive at STScI (MAST)
Query High Energy Mission Archives (Default search radius)HEASARC (NASA/GSFC)
Explore resources with DataScope (15 arcmin search radius)HEASARC (NASA/GSFC)
version
SDSS Sky Server
Query IRSA for WISE images (10 arcmin search radius)NASA/IPAC Infrared Science Archive (IRSA)
Band(s): Size:
NASA/IPAC Infrared Science Archive (IRSA)
Band(s): Size:
NASA/IPAC Infrared Science Archive (IRSA)
NASA/IPAC Infrared Science Archive (IRSA)
 Size:    Contours (PS)  JPEG  FITS File 
NRAO/VLA Sky Survey (NVSS)
    Size:     GIF     FITS File  
Faint Images of the Radio Sky at Twenty-Centimeters
The NRAO Data Archive System

Back to the list



Object No. 2 - SDSS J154925.87-003225.7

INDEX for SDSS J154925.87-003225.7
Essential Data (jump to sub-section of this query report):

   Essential Note    
   Cross-IDs    
   Coordinates    
   Basic Data   
   Redshift-Independent Distances
   Quick-Look Photometry and Luminosities
   Quick-Look Angular and Physical Sizes
   Classifications
   Foreground Galactic Extinction    
   External Services
Detailed Data (NED queries):

Images
   
15 Photometric data point(s) and SED   
Spectra   
Redshift-Independent Distances
1 Position data point(s)
4 Diameter data point(s)   

ESSENTIAL NOTE for SDSS J154925.87-003225.7 (Back to INDEX)
N/A

CROSS-IDENTIFICATIONS for SDSS J154925.87-003225.7 (Back to INDEX)
Object Names Type
SDSS J154925.87-003225.7G

COORDINATES for SDSS J154925.87-003225.7 (Back to INDEX)

Position Reference:2007SDSS6.C...0000:

Reference    Frame     Longitude    Latitude        RA           DEC      Uncertainty Ellipse (arcsec)
                       (degrees)   (degrees)                              Semimajor Semiminor  PA(deg)
Equatorial (B1950.0)  236.715200   -0.389007 15h46m51.648s -00d23m20.43s  5.00E-01  5.00E-01    0
Equatorial (J2000.0)  237.357832   -0.540490 15h49m25.879s -00d32m25.76s  5.00E-01  5.00E-01    0
Ecliptic   (B1950.0)  234.508619   19.048806                              5.00E-01  5.00E-01    0
Ecliptic   (J2000.0)  235.208370   19.043191                              5.00E-01  5.00E-01    0
Galactic                7.476578   39.085064                              5.00E-01  5.00E-01    0
SuperGalactic         131.581604   41.400852                              5.00E-01  5.00E-01    0
Additional detailed measurements with references are also available by clicking below:
1 Position data point(s)

REDSHIFT-INDEPENDENT DISTANCES for SDSS J154925.87-003225.7 (Back to INDEX)
 N/A 

CLASSIFICATIONS (TYPES, ATTRIBUTES) for SDSS J154925.87-003225.7 (Back to INDEX)
 N/A 

FOREGROUND GALACTIC EXTINCTION for SDSS J154925.87-003225.7 (Back to INDEX)
Galactic Extinction from the Schlafly & Finkbeiner 2011, Appendix; 2011ApJ...737..103S (SF11) recalibration 
of the Schlegel, Finkbeiner & Davis 1998, Appendix B; 1998ApJ...500..525S (SFD98) infrared-based dust map.
The map is based on dust emission from COBE/DIRBE and IRAS/ISSA;
the recalibration assumes a Fitzpatrick (1999PASP..111...63F) reddening law with Rv = 3.1 and different source spectrum than SFD98.

L a n d o l tS D S SU K I R T
Filter [µm]U (0.35)B (0.43)V (0.54)R (0.64)I (0.80)u (0.36)g (0.47)r (0.62)i (0.75)z (0.89)J (1.25)H (1.66)K (2.19)L' (3.78)
Aλ [mag]0.3960.3310.2500.1980.1370.3870.3020.2090.1550.1150.0650.0410.0280.014
Show/Hide Aλ magnitudes in all 88 photometric bands based on SF11
For completeness, we include the original SFD98 values:
L a n d o l tS D S SU K I R T
Filter [µm]U (0.34)B (0.44)V (0.54)R (0.65)I (0.81)u (0.35)g (0.49)r (0.63)i (0.78)z (0.93)J (1.27)H (1.67)K (2.22)L' (3.81)
Aλ [mag]0.4960.3940.3020.2440.1770.4700.3460.2510.1900.1350.0820.0530.0330.014


Galactic Extinction based on H I Column Densities and Galaxy Counts
(Burstein & Heiles; 1982AJ.....87.1165B) assuming Rv = 3.1:
AB = 0.360 mag
See Notes on Galactic Extinction for important caveats.

BASIC DATA for SDSS J154925.87-003225.7 (Back to INDEX)
Major Diameter (arcmin)    :  0.08
Minor Diameter (arcmin)    :  0.04
Magnitude and Filter       : 20.9g
Classifications            : Extended Src [SDSS] 

NOTE: This information is indicative only. With the exception of the
      redshift they are unreferenced and highly inhomogeneous as to
      their origin. The Radial Velocity (when available) is computed
      from the listed redshift. The remaining values are designed to
      orient the user with a quick-look, overall assessment of the
      general properties of the object in question. They are not
      averages nor are they standardized in any way.
Additional detailed measurements with references are also available by clicking below:
15 photometric data point(s)      4 Diameter data point(s)      

QUICK-LOOK PHOTOMETRY and LUMINOSITIES for SDSS J154925.87-003225.7 (Back to INDEX)
 N/A 

QUICK-LOOK ANGULAR & PHYSICAL DIAMETERS for SDSS J154925.87-003225.7 (Back to INDEX)
 N/A 

EXTERNAL ARCHIVES AND SERVICES for SDSS J154925.87-003225.7 Help (Back to INDEX)
Resources for Object NamesSite/Service
Query SIMBAD by primary NED object name -- SDSS J154925.87-003225.7SIMBAD (CDS, Strasbourg, France)
version
SDSS Sky Server
Query GALEX (NUV/FUV) Mission Archive (7.2 arcsec search radius) -- SDSS J154925.87-003225.7GALEX Mission Data Archive at MAST
Explore IRSA resources with RADAR (10 arcsec search radius) -- SDSS J154925.87-003225.7NASA/IPAC Infrared Science Archive (IRSA)
Resources for position 15h49m25.9s, -00d32m26s (J2000)Site/Service
Query Optical and UV Mission Archives (Default search radius)Multimission Archive at STScI (MAST)
Query High Energy Mission Archives (Default search radius)HEASARC (NASA/GSFC)
Explore resources with DataScope (15 arcmin search radius)HEASARC (NASA/GSFC)
version
SDSS Sky Server
Query IRSA for WISE images (10 arcmin search radius)NASA/IPAC Infrared Science Archive (IRSA)
Band(s): Size:
NASA/IPAC Infrared Science Archive (IRSA)
Band(s): Size:
NASA/IPAC Infrared Science Archive (IRSA)
NASA/IPAC Infrared Science Archive (IRSA)
 Size:    Contours (PS)  JPEG  FITS File 
NRAO/VLA Sky Survey (NVSS)
    Size:     GIF     FITS File  
Faint Images of the Radio Sky at Twenty-Centimeters
The NRAO Data Archive System

Back to the list




Back to NED Home