NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-03-26 T17:19:14 PDT
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Spectral Energy Distribution (SED) for NGC 3057:

25 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) 13.33 +/- 0.15 mag 8.19E+14 8.43E-03 +/- 1.21E-03 Jy Broad-band 1991RC3.9.C...0000d 1
2 U (U_T^0) 13.11 ... mag 8.19E+14 1.03E-02 ... Jy Broad-band 1991RC3.9.C...0000d 2
3 B (B_T) 13.49 +/- 0.14 mag 6.81E+14 1.71E-02 +/- 2.36E-03 Jy Broad-band 1991RC3.9.C...0000d 3
4 B (m_B) 13.90 +/- 0.20 mag 6.81E+14 1.17E-02 +/- 2.37E-03 Jy Broad-band 1991RC3.9.C...0000d 4
5 B (B_T^0) 13.28 ... mag 6.81E+14 2.08E-02 ... Jy Broad-band 1991RC3.9.C...0000d 5
6 m_p 14.2 +/- 0.4 mag 6.81E+14 8.90E-03 +/- 3.96E-03 Jy Broad-band 1968CGCG4.C...0000Z 6
7 V (V_T^0) 12.80 ... mag 5.42E+14 2.76E-02 ... Jy Broad-band 1991RC3.9.C...0000d 7
8 V (V_T) 12.99 +/- 0.14 mag 5.42E+14 2.32E-02 +/- 3.23E-03 Jy Broad-band 1991RC3.9.C...0000d 8
9 J 12.899 +/- 0.047 mag 2.40E+14 1.10E-02 +/- 4.88E-04 Jy Broad-band 49.8 x 20.9 arcsec integration area. 20032MASX.C.......: 9
10 J 12.519 +/- 0.051 mag 2.40E+14 1.56E-02 +/- 7.52E-04 Jy Broad-band 20032MASX.C.......: 10
11 J_14arcsec (2MASS) 14.200 +/- 0.047 mag 2.40E+14 3.33E-03 +/- 1.47E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 H 12.151 +/- 0.059 mag 1.82E+14 1.41E-02 +/- 7.89E-04 Jy Broad-band 49.8 x 20.9 arcsec integration area. 20032MASX.C.......: 12
13 H 12.151 +/- 0.040 mag 1.82E+14 1.41E-02 +/- 5.30E-04 Jy Broad-band 20032MASX.C.......: 13
14 H_14arcsec (2MASS) 13.438 +/- 0.056 mag 1.82E+14 4.32E-03 +/- 2.28E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 14
15 K_s 12.152 +/- 0.104 mag 1.38E+14 9.19E-03 +/- 9.24E-04 Jy Broad-band 49.8 x 20.9 arcsec integration area. 20032MASX.C.......: 15
16 K_s 11.725 +/- 0.085 mag 1.38E+14 1.36E-02 +/- 1.11E-03 Jy Broad-band 20032MASX.C.......: 16
17 K_s_14arcsec (2MASS) 13.407 +/- 0.092 mag 1.38E+14 2.89E-03 +/- 2.56E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 17
18 12 microns (IRAS) ... <6.824E-02 Jy 2.50E+13 < 6.82E-02 Jy Broad-band 1990IRASF.C...0000M 18
19 25 microns (IRAS) ... <5.963E-02 Jy 1.20E+13 < 5.96E-02 Jy Broad-band 1990IRASF.C...0000M 19
20 60 microns (IRAS) 4.884E-01 +/- 8 % Jy 5.00E+12 4.88E-01 +/- 3.91E-02 Jy Broad-band IRAS quality flag = 3 1990IRASF.C...0000M 20
21 100 microns (IRAS) 1.397E+00 +/- 10 % Jy 3.00E+12 1.40E+00 +/- 1.40E-01 Jy Broad-band IRAS quality flag = 2 1990IRASF.C...0000M 21
22 HI (21 cm line) 14.85 +/- 0.10 m_21 mag 1.42E+09 5.01E+04 +/- 4.84E+03 Jy-Hz Line m_21 equiv. to S(HI) = 5.012E-22 W m^-2 1991RC3.9.C...0000d 22
23 HI (corrected) 13.66 +/- 0.96 Jy km s^-1^ 1.42E+09 6.41E+04 +/- 4.51E+03 Jy-Hz Line 1992ApJS...81....5S 23
24 HI (observed) 13.49 +/- 0.93 Jy km s^-1^ 1.42E+09 6.34E+04 +/- 4.37E+03 Jy-Hz Line 1992ApJS...81....5S 24
25 HI (21 cm line) 13.60 +/- 1.60 Jy km s^-1^ 1.42E+09 6.39E+04 +/- 7.51E+03 Jy-Hz Line 1989H&RHI.C...0000H 25


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : U (U_T)             
Measurement    :  13.33       mag                  = 8.43E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.15        mag                  = 1.21E-29
Significance   : rms uncertainty
Freq or Vel.   : 3660         A            (OBS   )= 8.19E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 0959.8          +8031 (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 : 13.11 mag = 1.03E-28 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: 0959.8 +8031 (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 : 13.49 mag = 1.71E-28 W m^-2^ Hz^-1^ Uncertainty : 0.14 mag = 2.36E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 0959.8 +8031 (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 : 13.90 mag = 1.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.20 mag = 2.37E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 0959.8 +8031 (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 : 13.28 mag = 2.08E-28 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: 0959.8 +8031 (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 : 1968CGCG4.C...0000Z Freq. targeted : m_p Measurement : 14.2 mag = 8.90E-29 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 3.96E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100000.0 +803200. (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^0) Measurement : 12.80 mag = 2.76E-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: 0959.8 +8031 (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. 8 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 12.99 mag = 2.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.14 mag = 3.23E-29 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 0959.8 +8031 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 12.899 mag = 1.10E-28 W m^-2^ Hz^-1^ Uncertainty : 0.047 mag = 4.88E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.8 x 20.9 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 12.519 mag = 1.56E-28 W m^-2^ Hz^-1^ Uncertainty : 0.051 mag = 7.52E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 14.200 mag = 3.33E-29 W m^-2^ Hz^-1^ Uncertainty : 0.047 mag = 1.47E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 12.151 mag = 1.41E-28 W m^-2^ Hz^-1^ Uncertainty : 0.059 mag = 7.89E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.8 x 20.9 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 12.151 mag = 1.41E-28 W m^-2^ Hz^-1^ Uncertainty : 0.040 mag = 5.30E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 13.438 mag = 4.32E-29 W m^-2^ Hz^-1^ Uncertainty : 0.056 mag = 2.28E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 15 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 12.152 mag = 9.19E-29 W m^-2^ Hz^-1^ Uncertainty : 0.104 mag = 9.24E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 49.8 x 20.9 arcsec integration area.
No. 16 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 11.725 mag = 1.36E-28 W m^-2^ Hz^-1^ Uncertainty : 0.085 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: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 17 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 13.407 mag = 2.89E-29 W m^-2^ Hz^-1^ Uncertainty : 0.092 mag = 2.56E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 100539.36 +801708.5 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 18 Reference Code : 1990IRASF.C...0000M Freq. targeted : 12 microns (IRAS) Measurement : <6.824E-02 Jy < 6.82E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 90% confidence Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 095948.5 +803202 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 19 Reference Code : 1990IRASF.C...0000M Freq. targeted : 25 microns (IRAS) Measurement : <5.963E-02 Jy < 5.96E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 90% confidence Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 095948.5 +803202 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 20 Reference Code : 1990IRASF.C...0000M Freq. targeted : 60 microns (IRAS) Measurement : 4.884E-01 Jy = 4.88E-27 W m^-2^ Hz^-1^ Uncertainty : 8 % Jy = 3.91E-28 Significance : uncertainty Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 095948.5 +803202 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 3
No. 21 Reference Code : 1990IRASF.C...0000M Freq. targeted : 100 microns (IRAS) Measurement : 1.397E+00 Jy = 1.40E-26 W m^-2^ Hz^-1^ Uncertainty : 10 % Jy = 1.40E-27 Significance : uncertainty Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 095948.5 +803202 (B1950) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : IRAS quality flag = 2
No. 22 Reference Code : 1991RC3.9.C...0000d Freq. targeted : HI (21 cm line) Measurement : 14.85 m_21 mag = 5.01E-22 W m^-2^ Uncertainty : 0.10 m_21 mag = 4.83E-23 Significance : rms uncertainty Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 0959.8 +8031 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data Qualifiers : m_21 equiv. to S(HI) = 5.012E-22 W m^-2
No. 23 Reference Code : 1992ApJS...81....5S Freq. targeted : HI (corrected) Measurement : 13.66 Jy km s^-1^ = 6.41E-22 W m^-2^ Uncertainty : 0.96 Jy km s^-1^ = 4.51E-23 Significance : internal error Freq or Vel. : 1524 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 095953.4 +803153 (B1950) Spatial mode : Integrated from scans; Pointing corrected Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 24 Reference Code : 1992ApJS...81....5S Freq. targeted : HI (observed) Measurement : 13.49 Jy km s^-1^ = 6.34E-22 W m^-2^ Uncertainty : 0.93 Jy km s^-1^ = 4.37E-23 Significance : internal error Freq or Vel. : 1524 km s^-1^ (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 095953.4 +803153 (B1950) Spatial mode : Integrated from scans Notes : From new raw data; Uncorrected for known sources in beam Qualifiers :
No. 25 Reference Code : 1989H&RHI.C...0000H Freq. targeted : HI (21 cm line) Measurement : 13.60 Jy km s^-1^ = 6.39E-22 W m^-2^ Uncertainty : 1.60 Jy km s^-1^ = 7.51E-23 Significance : no uncertainty reported Freq or Vel. : 21 cm (REST )= 1.42E+09 Hz Frequency mode : Line measurement; flux integrated over line; lines measured in emission Coord. targeted: 095953.4 +803153. (B1950) Spatial mode : Not reported in paper Notes : Transformed from previously published data Qualifiers :

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