NASA/IPAC EXTRAGALACTIC DATABASE
Date and Time of the Query: 2019-07-21 T11:27:42 PDT
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Spectral Energy Distribution (SED) for NGC 4841:

15 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 B_T(25)_ 13.85 +/- 0.15 mag 6.81E+14 1.23E-02 +/- 1.82E-03 Jy Broad-band 1996ApL&C..35....1G 1
2 B^0^_T(25)_ 13.71 +/- 0.15 mag 6.81E+14 1.40E-02 +/- 2.07E-03 Jy Broad-band 1996ApL&C..35....1G 2
3 m_p 13.5 +/- 0.4 mag 6.81E+14 1.70E-02 +/- 7.55E-03 Jy Broad-band 1963CGCG2.C...0000Z 3
4 V_T(25)_ 12.82 +/- 0.15 mag 5.42E+14 2.71E-02 +/- 4.02E-03 Jy Broad-band 1996ApL&C..35....1G 4
5 V^0^_T(25)_ 12.76 +/- 0.15 mag 5.42E+14 2.86E-02 +/- 4.24E-03 Jy Broad-band 1996ApL&C..35....1G 5
6 J^0^_T(25)_ 10.71 +/- 0.15 mag 2.38E+14 8.32E-02 +/- 1.23E-02 Jy Broad-band 1996ApL&C..35....1G 6
7 J_T(25)_ 10.71 +/- 0.15 mag 2.38E+14 8.32E-02 +/- 1.23E-02 Jy Broad-band 1996ApL&C..35....1G 7
8 H_T(25)_ 9.99 +/- 0.15 mag 1.87E+14 1.09E-01 +/- 1.61E-02 Jy Broad-band 1996ApL&C..35....1G 8
9 H^0^_T(25)_ 9.99 +/- 0.15 mag 1.87E+14 1.09E-01 +/- 1.61E-02 Jy Broad-band 1996ApL&C..35....1G 9
10 K^0^_T(25)_ 9.65 +/- 0.15 mag 1.35E+14 9.21E-02 +/- 1.36E-02 Jy Broad-band 1996ApL&C..35....1G 10
11 K_T(25)_ 9.65 +/- 0.15 mag 1.35E+14 9.21E-02 +/- 1.36E-02 Jy Broad-band 1996ApL&C..35....1G 11
12 12 microns (IRAS) ... <0.029 Jy 2.50E+13 < 2.90E-02 Jy Broad-band 1994PrivC.U..J....K 12
13 25 microns (IRAS) ... <0.038 Jy 1.20E+13 < 3.80E-02 Jy Broad-band 1994PrivC.U..J....K 13
14 60 microns (IRAS) ... <0.033 Jy 5.00E+12 < 3.30E-02 Jy Broad-band 1994PrivC.U..J....K 14
15 100 microns (IRAS) ... <0.064 Jy 3.00E+12 < 6.40E-02 Jy Broad-band 1994PrivC.U..J....K 15


Detailed Information for Each Entry

 No. 1
Reference Code : 1996ApL&C..35....1G
Freq. targeted : B_T(25)_            
Measurement    :  13.85       mag                  = 1.23E-28 W m^-2^ Hz^-1^
Uncertainty    :  0.15        mag                  = 1.82E-29
Significance   : estimated error
Freq or Vel.   : 4400         A            (OBS   )= 6.81E+14 Hz
Frequency mode : Broad-band measurement
Coord. targeted: 125506.90       +284449.6 (B1950)
Spatial mode   : Modelled datum
Notes          : Homogenized from new and previously published data; Standard
                 Johnson UBVRI filters assumed
Qualifiers     :                                         

No. 2 Reference Code : 1996ApL&C..35....1G Freq. targeted : B^0^_T(25)_ Measurement : 13.71 mag = 1.40E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 2.07E-29 Significance : estimated error Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum 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 : 1963CGCG2.C...0000Z Freq. targeted : m_p Measurement : 13.5 mag = 1.70E-28 W m^-2^ Hz^-1^ Uncertainty : 0.4 mag = 7.55E-29 Significance : rms noise Freq or Vel. : 4400 A (OBS )= 6.81E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.0 +284500. (B1950) Spatial mode : Estimated by eye Notes : From new raw data Qualifiers :
No. 4 Reference Code : 1996ApL&C..35....1G Freq. targeted : V_T(25)_ Measurement : 12.82 mag = 2.71E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 4.02E-29 Significance : estimated error Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data; Standard Johnson UBVRI filters assumed Qualifiers :
No. 5 Reference Code : 1996ApL&C..35....1G Freq. targeted : V^0^_T(25)_ Measurement : 12.76 mag = 2.86E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 4.24E-29 Significance : estimated error Freq or Vel. : 5530 A (OBS )= 5.42E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum 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 : 1996ApL&C..35....1G Freq. targeted : J^0^_T(25)_ Measurement : 10.71 mag = 8.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.23E-28 Significance : estimated error Freq or Vel. : 1.26 microns (OBS )= 2.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied Qualifiers :
No. 7 Reference Code : 1996ApL&C..35....1G Freq. targeted : J_T(25)_ Measurement : 10.71 mag = 8.32E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.23E-28 Significance : estimated error Freq or Vel. : 1.26 microns (OBS )= 2.38E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data Qualifiers :
No. 8 Reference Code : 1996ApL&C..35....1G Freq. targeted : H_T(25)_ Measurement : 9.99 mag = 1.09E-27 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.61E-28 Significance : estimated error Freq or Vel. : 1.60 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data Qualifiers :
No. 9 Reference Code : 1996ApL&C..35....1G Freq. targeted : H^0^_T(25)_ Measurement : 9.99 mag = 1.09E-27 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.61E-28 Significance : estimated error Freq or Vel. : 1.60 microns (OBS )= 1.87E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied Qualifiers :
No. 10 Reference Code : 1996ApL&C..35....1G Freq. targeted : K^0^_T(25)_ Measurement : 9.65 mag = 9.21E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.36E-28 Significance : estimated error Freq or Vel. : 2.22 microns (OBS )= 1.35E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data; Extinction-corrected for internal and Milky Way and K-correction applied Qualifiers :
No. 11 Reference Code : 1996ApL&C..35....1G Freq. targeted : K_T(25)_ Measurement : 9.65 mag = 9.21E-28 W m^-2^ Hz^-1^ Uncertainty : 0.15 mag = 1.36E-28 Significance : estimated error Freq or Vel. : 2.22 microns (OBS )= 1.35E+14 Hz Frequency mode : Broad-band measurement Coord. targeted: 125506.90 +284449.6 (B1950) Spatial mode : Modelled datum Notes : Homogenized from new and previously published data Qualifiers :
No. 12 Reference Code : 1994PrivC.U..J....K Freq. targeted : 12 microns (IRAS) Measurement : <0.029 Jy < 2.90E-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: 125507. +284450 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 13 Reference Code : 1994PrivC.U..J....K Freq. targeted : 25 microns (IRAS) Measurement : <0.038 Jy < 3.80E-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: 125507. +284450 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 14 Reference Code : 1994PrivC.U..J....K Freq. targeted : 60 microns (IRAS) Measurement : <0.033 Jy < 3.30E-28 W m^-2^ Hz^-1^ Uncertainty : Significance : 1 sigma Freq or Vel. : 60 microns (OBS )= 5.00E+12 Hz Frequency mode : Broad-band measurement Coord. targeted: 125507. +284450 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :
No. 15 Reference Code : 1994PrivC.U..J....K Freq. targeted : 100 microns (IRAS) Measurement : <0.064 Jy < 6.40E-28 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: 125507. +284450 (B1950) Spatial mode : From fitting to map Notes : From reprocessed raw data Qualifiers :

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