NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-19 T12:52:56 PDT
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Spectral Energy Distribution (SED) for IC 1557:

22 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 FUV (GALEX) AB 19.8065 +/- 0.156305 mag 1.95E+15 4.34E-05 +/- 6.25E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 1
2 FUV (GALEX) AB 21.3946 +/- 0.362792 mag 1.95E+15 1.01E-05 +/- 3.36E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 2
3 FUV (GALEX) AB 19.9940 +/- 0.0418259 mag 1.95E+15 3.65E-05 +/- 1.41E-06 Jy Broad-band Kron flux in elliptical aperture 2012GMSC..C...0000S 3
4 FUV (GALEX) AB 21.8761 +/- 0.101044 mag 1.95E+15 6.45E-06 +/- 6.00E-07 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GMSC..C...0000S 4
5 NUV (GALEX) AB 19.2229 +/- 0.0761261 mag 1.29E+15 7.43E-05 +/- 5.21E-06 Jy Broad-band Kron flux in elliptical aperture 2012GASC..C...0000S 5
6 NUV (GALEX) AB 20.9722 +/- 0.183146 mag 1.29E+15 1.48E-05 +/- 2.50E-06 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GASC..C...0000S 6
7 NUV (GALEX) AB 18.9315 +/- 0.0231482 mag 1.29E+15 9.71E-05 +/- 2.07E-06 Jy Broad-band Kron flux in elliptical aperture 2012GMSC..C...0000S 7
8 NUV (GALEX) AB 20.8552 +/- 0.0416628 mag 1.29E+15 1.65E-05 +/- 6.34E-07 Jy Broad-band Flux in 7.5 arcsec diameter aperture 2012GMSC..C...0000S 8
9 b_J 15.78 +/- 0.12 mag 6.41E+14 1.93E-03 +/- 2.25E-04 Jy Broad-band 1990MNRAS.243..692M 9
10 J (2MASS/CTIO) ... >13.642 mag 2.43E+14 < 5.57E-03 Jy Broad-band 2006AJ....131.1163S 10
11 J 12.320 +/- 0.033 mag 2.40E+14 1.88E-02 +/- 5.80E-04 Jy Broad-band 20032MASX.C.......: 11
12 J 12.484 +/- 0.030 mag 2.40E+14 1.62E-02 +/- 4.53E-04 Jy Broad-band 36.2 x 22.4 arcsec integration area. 20032MASX.C.......: 12
13 J_14arcsec (2MASS) 12.996 +/- 0.015 mag 2.40E+14 1.01E-02 +/- 1.40E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 13
14 H_14arcsec (2MASS) 12.332 +/- 0.020 mag 1.82E+14 1.20E-02 +/- 2.22E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 14
15 H 11.837 +/- 0.042 mag 1.82E+14 1.89E-02 +/- 7.44E-04 Jy Broad-band 36.2 x 22.4 arcsec integration area. 20032MASX.C.......: 15
16 H 11.678 +/- 0.043 mag 1.82E+14 2.18E-02 +/- 8.82E-04 Jy Broad-band 20032MASX.C.......: 16
17 H (2MASS/CTIO) 12.89 +/- 0.01 mag 1.80E+14 7.15E-03 +/- 6.59E-05 Jy Broad-band 4" aperture; Confusion 2006AJ....131.1163S 17
18 H (2MASS/CTIO) 13.395 +/- 0.078 mag 1.80E+14 4.49E-03 +/- 3.23E-04 Jy Broad-band Profile-fit; Confusion 2006AJ....131.1163S 18
19 K_s (2MASS/CTIO) ... >12.617 mag 1.39E+14 < 5.99E-03 Jy Broad-band 2006AJ....131.1163S 19
20 K_s 11.277 +/- 0.060 mag 1.38E+14 2.06E-02 +/- 1.17E-03 Jy Broad-band 20032MASX.C.......: 20
21 K_s 11.439 +/- 0.066 mag 1.38E+14 1.77E-02 +/- 1.11E-03 Jy Broad-band 36.2 x 22.4 arcsec integration area. 20032MASX.C.......: 21
22 K_s_14arcsec (2MASS) 11.987 +/- 0.029 mag 1.38E+14 1.07E-02 +/- 2.90E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 22


Detailed Information for Each Entry

 No. 1
Reference Code : 2012GASC..C...0000S
Freq. targeted : FUV (GALEX) AB      
Measurement    :  19.8065     mag                  = 4.34E-31 W m^-2^ Hz^-1^
Uncertainty    :  0.156305    mag                  = 6.25E-32
Significance   : uncertainty
Freq or Vel.   : 1538.6       A            (OBS   )= 1.95E+15 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 8.8934956074256 -2.876078041763 (J2000)
Spatial mode   : Flux integrated from map
Notes          : From new raw data
Qualifiers     : Kron flux in elliptical aperture        

No. 2 Reference Code : 2012GASC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 21.3946 mag = 1.01E-31 W m^-2^ Hz^-1^ Uncertainty : 0.362792 mag = 3.36E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8934956074256 -2.876078041763 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 3 Reference Code : 2012GMSC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 19.9940 mag = 3.65E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0418259 mag = 1.41E-32 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8941666292177 -2.876581954583 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 4 Reference Code : 2012GMSC..C...0000S Freq. targeted : FUV (GALEX) AB Measurement : 21.8761 mag = 6.45E-32 W m^-2^ Hz^-1^ Uncertainty : 0.101044 mag = 6.00E-33 Significance : uncertainty Freq or Vel. : 1538.6 A (OBS )= 1.95E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8941666292177 -2.876581954583 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 5 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 19.2229 mag = 7.43E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0761261 mag = 5.21E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8934956074256 -2.876078041763 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 6 Reference Code : 2012GASC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 20.9722 mag = 1.48E-31 W m^-2^ Hz^-1^ Uncertainty : 0.183146 mag = 2.50E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8934956074256 -2.876078041763 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 7 Reference Code : 2012GMSC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 18.9315 mag = 9.71E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0231482 mag = 2.07E-32 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8941666292177 -2.876581954583 (J2000) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers : Kron flux in elliptical aperture
No. 8 Reference Code : 2012GMSC..C...0000S Freq. targeted : NUV (GALEX) AB Measurement : 20.8552 mag = 1.65E-31 W m^-2^ Hz^-1^ Uncertainty : 0.0416628 mag = 6.34E-33 Significance : uncertainty Freq or Vel. : 2315.7 A (OBS )= 1.29E+15 Hz Frequency mode : Broad-band measurement Coord. targeted: 8.8941666292177 -2.876581954583 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : Flux in 7.5 arcsec diameter aperture
No. 9 Reference Code : 1990MNRAS.243..692M Freq. targeted : b_J Measurement : 15.78 mag = 1.93E-29 W m^-2^ Hz^-1^ Uncertainty : 0.12 mag = 2.25E-30 Significance : rms uncertainty Freq or Vel. : 4680 A (OBS )= 6.41E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003301.25 -030906.2 (B1950) Spatial mode : Flux integrated from map Notes : From new raw data Qualifiers :
No. 10 Reference Code : 2006AJ....131.1163S Freq. targeted : J (2MASS/CTIO) Measurement : >13.642 mag < 5.57E-29 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 12.320 mag = 1.88E-28 W m^-2^ Hz^-1^ Uncertainty : 0.033 mag = 5.80E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 12.484 mag = 1.62E-28 W m^-2^ Hz^-1^ Uncertainty : 0.030 mag = 4.53E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 36.2 x 22.4 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 12.996 mag = 1.01E-28 W m^-2^ Hz^-1^ Uncertainty : 0.015 mag = 1.40E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (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_14arcsec (2MASS) Measurement : 12.332 mag = 1.20E-28 W m^-2^ Hz^-1^ Uncertainty : 0.020 mag = 2.22E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.837 mag = 1.89E-28 W m^-2^ Hz^-1^ Uncertainty : 0.042 mag = 7.44E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 36.2 x 22.4 arcsec integration area.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 11.678 mag = 2.18E-28 W m^-2^ Hz^-1^ Uncertainty : 0.043 mag = 8.82E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 17 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 12.89 mag = 7.15E-29 W m^-2^ Hz^-1^ Uncertainty : 0.01 mag = 6.59E-31 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; Confusion
No. 18 Reference Code : 2006AJ....131.1163S Freq. targeted : H (2MASS/CTIO) Measurement : 13.395 mag = 4.49E-29 W m^-2^ Hz^-1^ Uncertainty : 0.078 mag = 3.23E-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; Confusion
No. 19 Reference Code : 2006AJ....131.1163S Freq. targeted : K_s (2MASS/CTIO) Measurement : >12.617 mag < 5.99E-29 W m^-2^ Hz^-1^ Uncertainty : Significance : 95% confidence 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 :
No. 20 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 11.277 mag = 2.06E-28 W m^-2^ Hz^-1^ Uncertainty : 0.060 mag = 1.17E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 21 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 11.439 mag = 1.77E-28 W m^-2^ Hz^-1^ Uncertainty : 0.066 mag = 1.11E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 36.2 x 22.4 arcsec integration area.
No. 22 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 11.987 mag = 1.07E-28 W m^-2^ Hz^-1^ Uncertainty : 0.029 mag = 2.90E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 003534.53 -025235.4 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.

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