NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-04-25 T01:29:26 PDT
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Spectral Energy Distribution (SED) for NGC 1671:

19 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) 14.69 +/- 0.30 mag 8.19E+14 2.41E-03 +/- 7.79E-04 Jy Broad-band 1991RC3.9.C...0000d 1
2 B (B_T) 13.90 +/- 0.30 mag 6.81E+14 1.17E-02 +/- 3.73E-03 Jy Broad-band 1991RC3.9.C...0000d 2
3 B (m_B) 13.75 +/- 0.15 mag 6.81E+14 1.35E-02 +/- 2.00E-03 Jy Broad-band 1991RC3.9.C...0000d 3
4 m_p 13.9 +/- 0.4 mag 6.81E+14 1.17E-02 +/- 5.23E-03 Jy Broad-band 1965CGCG5.C...0000Z 4
5 V (V_T) 12.87 +/- 0.31 mag 5.42E+14 2.59E-02 +/- 8.57E-03 Jy Broad-band 1991RC3.9.C...0000d 5
6 J 10.576 +/- 0.017 mag 2.40E+14 9.37E-02 +/- 1.48E-03 Jy Broad-band 54.4 x 42.4 arcsec integration area. 20032MASX.C.......: 6
7 J 10.468 +/- 0.018 mag 2.40E+14 1.03E-01 +/- 1.73E-03 Jy Broad-band 20032MASX.C.......: 7
8 J_14arcsec (2MASS) 11.239 +/- 0.005 mag 2.40E+14 5.09E-02 +/- 2.35E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 8
9 H 9.823 +/- 0.020 mag 1.82E+14 1.21E-01 +/- 2.24E-03 Jy Broad-band 54.4 x 42.4 arcsec integration area. 20032MASX.C.......: 9
10 H 9.725 +/- 0.020 mag 1.82E+14 1.32E-01 +/- 2.45E-03 Jy Broad-band 20032MASX.C.......: 10
11 H_14arcsec (2MASS) 10.474 +/- 0.005 mag 1.82E+14 6.62E-02 +/- 3.05E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 11
12 K_s 9.543 +/- 0.030 mag 1.38E+14 1.02E-01 +/- 2.85E-03 Jy Broad-band 54.4 x 42.4 arcsec integration area. 20032MASX.C.......: 12
13 K_s 9.465 +/- 0.028 mag 1.38E+14 1.09E-01 +/- 2.85E-03 Jy Broad-band 20032MASX.C.......: 13
14 K_s_14arcsec (2MASS) 10.191 +/- 0.008 mag 1.38E+14 5.59E-02 +/- 4.14E-04 Jy Broad-band 14.0 x 14.0 arcsec aperture. 20032MASX.C.......: 14
15 12 microns (IRAS) ... <0.030 Jy 2.50E+13 < 3.00E-02 Jy Broad-band 1994PrivC.U..J....K 15
16 25 microns (IRAS) ... <0.036 Jy 1.20E+13 < 3.60E-02 Jy Broad-band 1994PrivC.U..J....K 16
17 60 microns (IRAS) 0.130 +/- 0.034 Jy 5.00E+12 1.30E-01 +/- 3.40E-02 Jy Broad-band 1994PrivC.U..J....K 17
18 100 microns (IRAS) ... <0.318 Jy 3.00E+12 < 3.18E-01 Jy Broad-band 1994PrivC.U..J....K 18
19 2380 MHz 5. +/- 3. milliJy 2.38E+09 5.00E-03 +/- 3.00E-03 Jy Broad-band 1978ApJS...36...53D 19


Detailed Information for Each Entry

 No. 1
Reference Code : 1991RC3.9.C...0000d
Freq. targeted : U (U_T)             
Measurement    :  14.69       mag                  = 2.41E-29 W m^-2^ Hz^-1^
Uncertainty    :  0.30        mag                  = 7.79E-30
Significance   : rms uncertainty
Freq or Vel.   : 3660         A            (OBS   )= 8.19E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 044659.8        +001006 (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 : B (B_T) Measurement : 13.90 mag = 1.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.30 mag = 3.73E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044659.8 +001006 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 3 Reference Code : 1991RC3.9.C...0000d Freq. targeted : B (m_B) Measurement : 13.75 mag = 1.35E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 2.00E-29 Significance : rms uncertainty Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044659.8 +001006 (B1950) Spatial mode : Multiple methods Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 4 Reference Code : 1965CGCG5.C...0000Z Freq. targeted : m_p Measurement : 13.9 mag = 1.17E-28 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 5.23E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044700.0 +001000. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 5 Reference Code : 1991RC3.9.C...0000d Freq. targeted : V (V_T) Measurement : 12.87 mag = 2.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.31 mag = 8.57E-29 Significance : rms uncertainty Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044659.8 +001006 (B1950) Spatial mode : From multi-aperture data Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 6 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.576 mag = 9.37E-28 W m^-2^ Hz^-1^ Uncertainty : 0.017 mag = 1.48E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 54.4 x 42.4 arcsec integration area.
No. 7 Reference Code : 20032MASX.C.......: Freq. targeted : J Measurement : 10.468 mag = 1.03E-27 W m^-2^ Hz^-1^ Uncertainty : 0.018 mag = 1.73E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 8 Reference Code : 20032MASX.C.......: Freq. targeted : J_14arcsec (2MASS) Measurement : 11.239 mag = 5.09E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 2.35E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.25 microns (OBS )= 2.40E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 9 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.823 mag = 1.21E-27 W m^-2^ Hz^-1^ Uncertainty : 0.020 mag = 2.24E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 54.4 x 42.4 arcsec integration area.
No. 10 Reference Code : 20032MASX.C.......: Freq. targeted : H Measurement : 9.725 mag = 1.32E-27 W m^-2^ Hz^-1^ Uncertainty : 0.020 mag = 2.45E-29 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 11 Reference Code : 20032MASX.C.......: Freq. targeted : H_14arcsec (2MASS) Measurement : 10.474 mag = 6.62E-28 W m^-2^ Hz^-1^ Uncertainty : 0.005 mag = 3.05E-30 Significance : 1 sigma uncert. Freq or Vel. : 1.65 microns (OBS )= 1.82E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 12 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.543 mag = 1.02E-27 W m^-2^ Hz^-1^ Uncertainty : 0.030 mag = 2.85E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data; Corrected for contaminating sources Qualifiers : 54.4 x 42.4 arcsec integration area.
No. 13 Reference Code : 20032MASX.C.......: Freq. targeted : K_s Measurement : 9.465 mag = 1.09E-27 W m^-2^ Hz^-1^ Uncertainty : 0.028 mag = 2.85E-29 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers :
No. 14 Reference Code : 20032MASX.C.......: Freq. targeted : K_s_14arcsec (2MASS) Measurement : 10.191 mag = 5.59E-28 W m^-2^ Hz^-1^ Uncertainty : 0.008 mag = 4.14E-30 Significance : 1 sigma uncert. Freq or Vel. : 2.17 microns (OBS )= 1.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 044934.03 +001510.3 (J2000) Spatial mode : Flux in fixed aperture Notes : From new raw data Qualifiers : 14.0 x 14.0 arcsec aperture.
No. 15 Reference Code : 1994PrivC.U..J....K Freq. targeted : 12 microns (IRAS) Measurement : <0.030 Jy < 3.00E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 1 sigma Freq or Vel. : 12 microns (OBS )= 2.50E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 044700. +001006 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 16 Reference Code : 1994PrivC.U..J....K Freq. targeted : 25 microns (IRAS) Measurement : <0.036 Jy < 3.60E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 1 sigma Freq or Vel. : 25 microns (OBS )= 1.20E+13 Hz Frequency mode : Broad-band measurement Coord. targeted: 044700. +001006 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 17 Reference Code : 1994PrivC.U..J....K Freq. targeted : 60 microns (IRAS) Measurement : 0.130 Jy = 1.30E-27 W m^-2^ Hz^-1^ Uncertainty : 0.034 Jy = 3.40E-28 Significance : 1 sigma Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 044700. +001006 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 18 Reference Code : 1994PrivC.U..J....K Freq. targeted : 100 microns (IRAS) Measurement : <0.318 Jy < 3.18E-27 W m^-2^ Hz^-1^ Uncertainty : Significance : 1 sigma Freq or Vel. : 100 microns (OBS )= 3.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 044700. +001006 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 19 Reference Code : 1978ApJS...36...53D Freq. targeted : 2380 MHz Measurement : 5. milliJy = 5.00E-29 W m^-2^ Hz^-1^ Uncertainty : 3. milliJy = 3.00E-29 Significance : rms uncertainty Freq or Vel. : 2380 MHz (OBS )= 2.38E+09 Hz Frequency mode : Broad-band measurement; peak value reported Coord. targeted: Spatial mode : Peak flux Notes : From new raw data Qualifiers :

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