1991br

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Information

Transient

Name: AT1991br
Right ascension: 1h47m18.53s
Declination: -14d02m30.60s
Discovery Date: Sept. 6, 1991, 5:04 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.013

Host

Name: 1991br
Right ascension: 1h47m18.23s
Declination: -14d02m43.68s
Redshift: 0.033974
Photometric Redshift: 0.032
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.83
Cutout download processed 5.05
Global aperture construction processed 0.61
Local aperture photometry processed 4.14
Global aperture photometry processed 4.14
Validate local photometry processed 0.02
Validate global photometry processed 11.72
Host information processed 0.09
Global host SED inference processed 428.66
Local host SED inference processed 510.63
Transient information processed 0.0
Transient MWEBV processed 0.15
Host MWEBV processed 0.13
Processing status completed N/A N/A
 

Cutout Download Report

2MASS_H: 2MASS_J: 2MASS_K: WISE_W1: WISE_W2: WISE_W3: WISE_W4: GALEX_NUV: GALEX_FUV: PanSTARRS_g: PanSTARRS_r: PanSTARRS_i: PanSTARRS_z: PanSTARRS_y: SDSS_i: SDSS_r: SDSS_u: SDSS_z: SDSS_g: DES_g: DES_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 1h47m18.53s, -14d02m30.60s
semi major axis, semi minor axis (arcsec) = 2.96, 2.96
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 71.18 0.38 19.269 0.006 AB
PanSTARRS_g 60.23 0.9 19.450 0.016 AB
PanSTARRS_r 114.75 1.08 18.751 0.010 AB
PanSTARRS_i 138.48 0.85 18.547 0.007 AB
PanSTARRS_z 156.63 2.16 18.413 0.015 AB
PanSTARRS_y 167.97 6.01 18.337 0.039 AB
2MASS_J 223.87 70.09 17.130 0.340 Vega
2MASS_H 279.54 120.46 16.416 0.468 Vega
2MASS_K 93.8 124.43 17.132 1.440 Vega

Aperture details

RA, DEC (J2000) = 1h47m18.20s, -14d02m43.79s
semi major axis, semi minor axis (arcsec) = 34.22, 25.15
angle (degrees, anti-clockwise from east) = -47.1

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 637.84 16.39 16.888 0.028 AB
DES_g 5489.53 3.41 14.551 0.001 AB
PanSTARRS_r 9157.16 10.5 13.996 0.001 AB
PanSTARRS_y 14123.82 58.39 13.525 0.004 AB
2MASS_H 21191.44 1256.8 11.717 0.064 Vega
WISE_W1 9849.74 86.27 11.217 0.010 Vega
WISE_W4 10332.45 1856.16 7.244 0.195 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.807 8.913 9.028
{\rm log}_{10}({\rm SFR}) -2.137 -1.492 -1.012
{\rm log}_{10}({\rm sSFR}) -11.044 -10.392 -9.883
{\rm stellar\ age} 6.743 7.953 10.918

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.644 -1.219 -0.827
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.887 -1.511 0.242

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.191 0.461 0.721
\delta -0.620 -0.181 0.221
\tau_1/\tau_2 0.688 1.046 1.424
Q_{PAH} 0.937 2.861 5.402
U_{min} 2.902 8.139 15.354
{\rm log}_{10}(\gamma_e)\, -2.970 -1.782 -0.705

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.912 -1.120 -0.438
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.386 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.071 -1.481 -1.097
0.03-0.10 Gyr -2.498 -1.561 -0.958
0.10-0.33 Gyr -2.765 -1.689 -1.109
0.33-1.09 Gyr -2.732 -1.693 -1.183
1.09-3.62 Gyr -2.610 -1.411 -1.041
3.62-11.97 Gyr -1.426 -1.002 -0.838
11.97-13.30 Gyr -1.336 -0.789 -0.009

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.578 10.684 10.777
{\rm log}_{10}({\rm SFR}) -0.011 0.298 0.667
{\rm log}_{10}({\rm sSFR}) -10.738 -10.395 -10.018
{\rm stellar\ age} 4.638 6.610 7.968

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.736 -0.417 -0.163
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.878 -1.642 0.024

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.136 0.240 0.447
\delta -0.593 -0.151 0.221
\tau_1/\tau_2 0.471 0.869 1.274
Q_{PAH} 0.289 1.072 3.072
U_{min} 2.474 6.604 12.821
{\rm log}_{10}(\gamma_e)\, -3.724 -3.193 -2.269

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.135 -1.805 -1.492
{\rm log}_{10}(\tau_{AGN})\, 0.810 1.028 1.418

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.342 0.310 0.638
0.03-0.10 Gyr -0.409 0.230 0.731
0.10-0.33 Gyr -0.144 0.487 0.897
0.33-1.09 Gyr 0.053 0.632 0.879
1.09-3.62 Gyr 0.492 0.854 1.109
3.62-11.97 Gyr 0.264 0.722 0.916
11.97-13.30 Gyr -0.120 0.691 1.201