2023ljj

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Information

Transient

Name: AT2023ljj
Right ascension: 20h11m15.73s
Declination: -80d57m25.50s
Discovery Date: June 22, 2023, 1:12 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.220

Host

Name: ESO025-017
Right ascension: 20h11m12.58s
Declination: -80d57m22.98s
Redshift: 0.018596
Photometric Redshift:
 

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 3.98
Cutout download processed 7.47
Global aperture construction processed 0.11
Local aperture photometry processed 1.03
Global aperture photometry processed 0.81
Validate local photometry processed 0.01
Validate global photometry processed 1.03
Host information processed 0.15
Global host SED inference processed 588.64
Local host SED inference processed 769.04
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 20h11m15.73s, -80d57m25.50s
semi major axis, semi minor axis (arcsec) = 5.3, 5.3
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.33 3.15 21.364 0.331 AB
2MASS_J 1976.9 144.96 14.765 0.080 Vega
2MASS_H 2359.2 220.99 14.100 0.102 Vega
2MASS_K 2479.75 246.83 13.576 0.108 Vega

Aperture details

RA, DEC (J2000) = 20h11m12.40s, -80d57m23.01s
semi major axis, semi minor axis (arcsec) = 22.48, 9.01
angle (degrees, anti-clockwise from east) = -66.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 67.73 8.07 19.323 0.129 AB
GALEX_NUV 74.52 5.95 19.219 0.087 AB
2MASS_J 7814.95 389.0 13.273 0.054 Vega
2MASS_H 11277.16 592.82 12.402 0.057 Vega
2MASS_K 8777.22 663.27 12.204 0.082 Vega
WISE_W1 5133.89 42.93 11.925 0.009 Vega
WISE_W2 3266.68 42.69 11.776 0.014 Vega
WISE_W3 15382.63 156.77 8.258 0.011 Vega
WISE_W4 17361.56 1136.55 6.681 0.071 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})\, 8.646 9.202 9.546
{\rm log}_{10}({\rm SFR}) -0.878 -0.199 0.407
{\rm log}_{10}({\rm sSFR}) -10.134 -9.512 -8.256
{\rm stellar\ age} 0.857 5.838 8.519

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.459 -0.507 -0.018
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.394 -0.715 -0.268

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.453 0.915 1.324
\delta -0.393 -0.084 0.191
\tau_1/\tau_2 0.433 0.883 1.363
Q_{PAH} 0.638 2.338 4.499
U_{min} 2.874 7.963 15.515
{\rm log}_{10}(\gamma_e)\, -3.702 -2.958 -1.252

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.447 -2.982 -1.078
{\rm log}_{10}(\tau_{AGN})\, 0.947 1.553 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.017 -0.234 0.222
0.03-0.10 Gyr -1.937 -0.430 0.513
0.10-0.33 Gyr -2.706 -1.053 -0.257
0.33-1.10 Gyr -3.170 -1.030 -0.241
1.10-3.66 Gyr -3.815 -1.106 -0.488
3.66-12.16 Gyr -3.629 -1.074 -0.417
12.16-13.51 Gyr -3.442 -0.943 -0.006

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.762 9.997 10.131
{\rm log}_{10}({\rm SFR}) -0.456 -0.105 0.321
{\rm log}_{10}({\rm sSFR}) -10.426 -10.103 -9.610
{\rm stellar\ age} 5.622 8.051 11.224

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.782 -0.295 -0.016
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.471 -0.727 -0.111

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.177 0.336 0.629
\delta -0.612 -0.209 0.170
\tau_1/\tau_2 0.250 0.673 1.179
Q_{PAH} 0.519 1.778 4.009
U_{min} 2.004 6.472 13.293
{\rm log}_{10}(\gamma_e)\, -3.644 -2.529 -1.632

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.057 -2.749 -1.677
{\rm log}_{10}(\tau_{AGN})\, 1.078 1.657 2.006

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.572 -0.152 0.227
0.03-0.10 Gyr -1.179 -0.174 0.423
0.10-0.33 Gyr -1.954 -0.674 -0.052
0.33-1.10 Gyr -2.044 -0.717 -0.005
1.10-3.66 Gyr -1.729 -0.472 0.061
3.66-12.16 Gyr -0.732 -0.033 0.228
12.16-13.51 Gyr -0.509 0.255 1.085