NASA/IPAC EXTRAGALACTIC DATABASE
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Searching NED within 2.0 arcmin of 16h21m45.03600s, +54d27m24.1200s
Object list is sorted on Distance to search center
Object Name EquJ2000.0 Velocity/Redshift Dist. Number of
No. (* => Essential Note) RA DEC Type km/s z Qual arcmin Refs Notes Phot Posn Vel/z Assoc Images
1 SBS 1620+545 16h21m45.1s +54d27m24s G 15469 0.051600 0.0 5 0 0 0 0 0 Retrieve
2 RX J1621.7+5427:[BEV98] 003 16h21m45.4s +54d27m51s VisS ... ... 0.5 1 0 0 0 0 1 Retrieve
3 2MASXi J1621454+542753 16h21m45.5s +54d27m54s IrS ... ... 0.5 0 0 0 0 0 2 Retrieve
4 RX J1621.7+5427:[BEV98] 004 16h21m44.6s +54d28m01s VisS ... ... 0.6 1 0 0 0 0 1 Retrieve
Detailed information for each object
Object No. 1
Object Names | Type | Object Names | Type |
SBS 1620+545 | EmLS | RX J1621.7+5427 | XrayS |
SBS 1620+545 ID | G | RX J1621.7+5427:[BEV98] 002 | VisS |
2MASXi J1621450+542723 | IrS | [VCV2001] J162145.0+542723 | G |
Position Reference:20002MASX.2.......:
Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec)
(degrees) (degrees) Major Minor PA(deg)
Equatorial (B1950.0) 245.151796 54.572891 16h20m36.431s +54d34m22.41s 7.50E-01 7.50E-01 0
Equatorial (J2000.0) 245.437833 54.456583 16h21m45.080s +54d27m23.70s 7.50E-01 7.50E-01 0
Ecliptic (B1950.0) 213.028828 73.109901 7.50E-01 7.50E-01 0
Ecliptic (J2000.0) 213.744380 73.105957 7.50E-01 7.50E-01 0
Galactic 83.583335 43.268316 7.50E-01 7.50E-01 0
SuperGalactic 55.096490 41.251889 7.50E-01 7.50E-01 0
Basic Data
Helio. radial velocity : 15469 +/- 300 km/s;
Redshift : 0.05160 +/- 0.00100; 1998AJ....115.1717C
Diameters (arcmin) : x
Magnitude : 18.8
Classifications : Sy2
Galactic Extinction (Burstein & Heiles): A_B = 0.000 mag; 1982AJ.....87.1165B
Galactic Extinction (Schlegel et al.): A_B = 0.038 mag; 1998ApJ...500..525S
E(B-V) = 0.009 mag.
The values listed below are calculated following Schlegel et al. Appendix B.
See Notes on Galactic Extinction for important caveats.
Bandpass U B V R I J H K L'
Wavelength [um] 0.34 0.44 0.54 0.65 0.80 1.27 1.67 2.22 3.81
A_lambda [mag] 0.048 0.038 0.029 0.023 0.017 0.008 0.005 0.003 0.001
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Object No. 2
Object Names | Type |
RX J1621.7+5427:[BEV98] 003 | VisS |
Position Reference:1998A&AS..127..145B
Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec)
(degrees) (degrees) Major Minor PA(deg)
Equatorial (B1950.0) 245.15323 54.58047 16h20m36.77s +54d34m49.7s 5.00E+00 5.00E+00 0
Equatorial (J2000.0) 245.43917 54.46417 16h21m45.40s +54d27m51.0s 5.00E+00 5.00E+00 0
Ecliptic (B1950.0) 213.01616 73.11658 5.00E+00 5.00E+00 0
Ecliptic (J2000.0) 213.73172 73.11263 5.00E+00 5.00E+00 0
Galactic 83.59319 43.26574 5.00E+00 5.00E+00 0
SuperGalactic 55.08786 41.24789 5.00E+00 5.00E+00 0
Basic Data
Magnitude : 20.5
Galactic Extinction (Burstein & Heiles): A_B = 0.00 mag; 1982AJ.....87.1165B
Galactic Extinction (Schlegel et al.): A_B = 0.037 mag; 1998ApJ...500..525S
E(B-V) = 0.009 mag.
The values listed below are calculated following Schlegel et al. Appendix B.
See Notes on Galactic Extinction for important caveats.
Bandpass U B V R I J H K L'
Wavelength [um] 0.34 0.44 0.54 0.65 0.80 1.27 1.67 2.22 3.81
A_lambda [mag] 0.047 0.037 0.028 0.023 0.017 0.008 0.005 0.003 0.001
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Object No. 3
Object Names | Type |
2MASXi J1621454+542753 | IrS |
Position Reference:20002MASX.2.......:
Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec)
(degrees) (degrees) Major Minor PA(deg)
Equatorial (B1950.0) 245.153703 54.581244 16h20m36.889s +54d34m52.48s 7.50E-01 7.50E-01 0
Equatorial (J2000.0) 245.439625 54.464944 16h21m45.510s +54d27m53.80s 7.50E-01 7.50E-01 0
Ecliptic (B1950.0) 213.015388 73.117368 7.50E-01 7.50E-01 0
Ecliptic (J2000.0) 213.730950 73.113425 7.50E-01 7.50E-01 0
Galactic 83.594137 43.265295 7.50E-01 7.50E-01 0
SuperGalactic 55.086819 41.247631 7.50E-01 7.50E-01 0
Basic Data
Log(Flux Density S1 in mJy): 0.40
Wavelength1 : 1.25 micron
Log(Flux Density S2 in mJy): 0.48
Wavelength2 : 2.17 micron
Origin : 2MASS Extended Ver.2
Galactic Extinction (Burstein & Heiles): A_B = 0.00 mag; 1982AJ.....87.1165B
Galactic Extinction (Schlegel et al.): A_B = 0.037 mag; 1998ApJ...500..525S
E(B-V) = 0.009 mag.
The values listed below are calculated following Schlegel et al. Appendix B.
See Notes on Galactic Extinction for important caveats.
Bandpass U B V R I J H K L'
Wavelength [um] 0.34 0.44 0.54 0.65 0.80 1.27 1.67 2.22 3.81
A_lambda [mag] 0.047 0.037 0.028 0.023 0.017 0.008 0.005 0.003 0.001
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Object No. 4
Object Names | Type |
RX J1621.7+5427:[BEV98] 004 | VisS |
Position Reference:1998A&AS..127..145B
Reference Frame Longitude Latitude RA DEC Uncertainty Ellipse (arcsec)
(degrees) (degrees) Major Minor PA(deg)
Equatorial (B1950.0) 245.14993 54.58326 16h20m35.98s +54d34m59.7s 5.00E+00 5.00E+00 0
Equatorial (J2000.0) 245.43583 54.46694 16h21m44.60s +54d28m01.0s 5.00E+00 5.00E+00 0
Ecliptic (B1950.0) 213.00523 73.11776 5.00E+00 5.00E+00 0
Ecliptic (J2000.0) 213.72079 73.11382 5.00E+00 5.00E+00 0
Galactic 83.59753 43.26695 5.00E+00 5.00E+00 0
SuperGalactic 55.08649 41.24467 5.00E+00 5.00E+00 0
Basic Data
Magnitude : 15.4
Galactic Extinction (Burstein & Heiles): A_B = 0.00 mag; 1982AJ.....87.1165B
Galactic Extinction (Schlegel et al.): A_B = 0.037 mag; 1998ApJ...500..525S
E(B-V) = 0.009 mag.
The values listed below are calculated following Schlegel et al. Appendix B.
See Notes on Galactic Extinction for important caveats.
Bandpass U B V R I J H K L'
Wavelength [um] 0.34 0.44 0.54 0.65 0.80 1.27 1.67 2.22 3.81
A_lambda [mag] 0.047 0.037 0.028 0.023 0.017 0.008 0.005 0.003 0.001
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