NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-06-15 T17:40:58 PDT
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Spectral Energy Distribution (SED) for NGC 7501:

23 Data Points
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Photometric Data --- Published and Homogenized [Frequency, Flux Density] Units

  Published UnitsHomogenized Units [Frequency, Flux Density]  
No.Observed PassbandMeasurementUncertaintyUnitsFreq (Hz)MeasurementUncertaintyUnitsModeAperture/QualifiersReference CodeNo.
1 U (U_T) 15.05 +/- 0.17 mag 8.19E+14 1.73E-03 +/- 2.85E-04 Jy Broad-band 1991RC3.9.C...0000d 1
2 U (U_T^0) 14.77 ... mag 8.19E+14 2.24E-03 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 B (B_T) 14.59 +/- 0.15 mag 6.81E+14 6.22E-03 +/- 9.21E-04 Jy Broad-band 1991RC3.9.C...0000d 3
4 B (m_B) 14.73 +/- 0.18 mag 6.81E+14 5.46E-03 +/- 9.85E-04 Jy Broad-band 1991RC3.9.C...0000d 4
5 B (B_T^0) 14.29 ... mag 6.81E+14 8.19E-03 ... Jy Broad-band 1991RC3.9.C...0000d 5
6 m_p 15.3 +/- 0.4 mag 6.81E+14 3.23E-03 +/- 1.44E-03 Jy Broad-band 1965CGCG5.C...0000Z 6
7 V (V_T) 13.44 +/- 0.16 mag 5.42E+14 1.53E-02 +/- 2.35E-03 Jy Broad-band 1991RC3.9.C...0000d 7
8 V (V_T^0) 13.31 ... mag 5.42E+14 1.73E-02 ... Jy Broad-band 1991RC3.9.C...0000d 8
9 J (2MASS/FLWO) 13.262 +/- 0.061 mag 2.43E+14 7.90E-03 +/- 4.44E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 9
10 J (2MASS/FLWO) 12.924 +/- 0.012 mag 2.43E+14 1.08E-02 +/- 1.19E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 10
11 J 11.600 +/- 0.026 mag 2.40E+14 3.65E-02 +/- 8.84E-04 Jy Broad-band 42.8 x 36.0 arcsec integration area. 20032MASX.C.......: 11
12 J 11.321 +/- 0.024 mag 2.40E+14 4.72E-02 +/- 1.05E-03 Jy Broad-band 20032MASX.C.......: 12
13 J_14arcsec (2MASS) 12.373 +/- 0.011 mag 2.40E+14 1.79E-02 +/- 1.82E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 13
14 H 10.597 +/- 0.031 mag 1.82E+14 5.91E-02 +/- 1.71E-03 Jy Broad-band 20032MASX.C.......: 14
15 H_14arcsec (2MASS) 11.620 +/- 0.013 mag 1.82E+14 2.30E-02 +/- 2.77E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 15
16 H 10.885 +/- 0.035 mag 1.82E+14 4.53E-02 +/- 1.48E-03 Jy Broad-band 42.8 x 36.0 arcsec integration area. 20032MASX.C.......: 16
17 H (2MASS/FLWO) 12.121 +/- 0.01 mag 1.80E+14 1.45E-02 +/- 1.34E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 17
18 H (2MASS/FLWO) 12.716 +/- 0.083 mag 1.80E+14 8.39E-03 +/- 6.42E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 18
19 K_s (2MASS/FLWO) 12.395 +/- 0.07 mag 1.39E+14 7.35E-03 +/- 4.74E-04 Jy Broad-band Profile-fit; Poor quality 2006AJ....131.1163S 19
20 K_s (2MASS/FLWO) 11.813 +/- 0.011 mag 1.39E+14 1.26E-02 +/- 1.27E-04 Jy Broad-band 4" aperture 2006AJ....131.1163S 20
21 K_s 10.403 +/- 0.040 mag 1.38E+14 4.60E-02 +/- 1.73E-03 Jy Broad-band 20032MASX.C.......: 21
22 K_s 10.557 +/- 0.045 mag 1.38E+14 3.99E-02 +/- 1.69E-03 Jy Broad-band 42.8 x 36.0 arcsec integration area. 20032MASX.C.......: 22
23 K_s_14arcsec (2MASS) 11.289 +/- 0.015 mag 1.38E+14 2.03E-02 +/- 2.83E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 23


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : U (U_T)             
Measurement    :  15.05       mag                  = 1.73E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.17        mag                  = 2.85E-30
Significance   : rms uncertainty
Freq or Vel.   : 3660         A            (OBS   )= 8.19E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 230758.6        +071902 (B1950)
Spatial mode   : From multi-aperture data
Notes          : Homogenized from new and previously published data; Standard
                 Johnson UBVRI filters assumed
Qualifiers     :                                         

No. 2 Reference Code : 1991RC3.9.C...0000d Freq. targeted : U (U_T^0) Measurement : 14.77 mag = 2.24E-29 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 3660 A (OBS )= 8.19E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T) Measurement : 14.59 mag = 6.22E-29 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 9.21E-30 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 4 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 14.73 mag = 5.46E-29 W m^-2^ Hz^-1^ Uncertainty : 0.18 mag = 9.85E-30 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 5 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (B_T^0) Measurement : 14.29 mag = 8.19E-29 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 1965CGCG5.C...0000Z Freq. targeted : m_p Measurement : 15.3 mag = 3.23E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 1.44E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230800.0 +071800. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 7 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 13.44 mag = 1.53E-28 W m^-2^ Hz^-1^ Uncertainty : 0.16 mag = 2.35E-29 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 8 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T^0) Measurement : 13.31 mag = 1.73E-28 W m^-2^ Hz^-1^ Uncertainty : mag = 0.00E+00 Significance : no uncertainty reported Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 230758.6 +071902 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 13.262 mag = 7.90E-29 W m^-2^ Hz^-1^ Uncertainty : 0.061 mag = 4.44E-30 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/FLWO) Measurement : 12.924 mag = 1.08E-28 W m^-2^ Hz^-1^ Uncertainty : 0.012 mag = 1.19E-30 Significance : uncertainty Freq or Vel. : 1.235 microns (OBS )= 2.43E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.600 mag = 3.65E-28 W m^-2^ Hz^-1^ Uncertainty : 0.026 mag = 8.84E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 42.8 x 36.0 arcsec integration area.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 11.321 mag = 4.72E-28 W m^-2^ Hz^-1^ Uncertainty : 0.024 mag = 1.05E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 12.373 mag = 1.79E-28 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 1.82E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.597 mag = 5.91E-28 W m^-2^ Hz^-1^ Uncertainty : 0.031 mag = 1.71E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 11.620 mag = 2.30E-28 W m^-2^ Hz^-1^ Uncertainty : 0.013 mag = 2.77E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 10.885 mag = 4.53E-28 W m^-2^ Hz^-1^ Uncertainty : 0.035 mag = 1.48E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 42.8 x 36.0 arcsec integration area.
No. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 12.121 mag = 1.45E-28 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 1.34E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/FLWO) Measurement : 12.716 mag = 8.39E-29 W m^-2^ Hz^-1^ Uncertainty : 0.083 mag = 6.42E-30 Significance : uncertainty Freq or Vel. : 1.662 microns (OBS )= 1.80E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 12.395 mag = 7.35E-29 W m^-2^ Hz^-1^ Uncertainty : 0.07 mag = 4.74E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Profile-fit; Poor quality
No. 20 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/FLWO) Measurement : 11.813 mag = 1.26E-28 W m^-2^ Hz^-1^ Uncertainty : 0.011 mag = 1.27E-30 Significance : uncertainty Freq or Vel. : 2.159 microns (OBS )= 1.39E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 4" aperture
No. 21 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.403 mag = 4.60E-28 W m^-2^ Hz^-1^ Uncertainty : 0.040 mag = 1.73E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 22 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 10.557 mag = 3.99E-28 W m^-2^ Hz^-1^ Uncertainty : 0.045 mag = 1.69E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 42.8 x 36.0 arcsec integration area.
No. 23 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 11.289 mag = 2.03E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 2.83E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 231030.40 +073520.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.

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