2024usn

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Information

Transient

Name: AT2024usn
Right ascension: 21h39m57.95s
Declination: -23d42m48.95s
Discovery Date: Aug. 27, 2024, 8:37 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name: 2024usn
Right ascension: 21h39m56.95s
Declination: -23d42m59.75s
Redshift: None
Photometric Redshift: 0.165
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.19
Cutout download processed 6.31
Global aperture construction processed 0.66
Local aperture photometry processed 3.78
Global aperture photometry processed 3.88
Validate local photometry no valid phot 0.02
Validate global photometry processed 11.6
Host information processed 0.09
Global host SED inference processed 394.32
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.15
Log transient processing status blocked None
 

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) = 21h39m57.95s, -23d42m48.95s
semi major axis, semi minor axis (arcsec) = 0.71, 0.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error

Aperture details

RA, DEC (J2000) = 21h39m56.94s, -23d42m59.58s
semi major axis, semi minor axis (arcsec) = 3.74, 2.97
angle (degrees, anti-clockwise from east) = -159.89

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 0.56 0.08 24.527 0.146
GALEX_NUV 1.36 0.1 23.564 0.080
PanSTARRS_g 46.48 0.75 19.732 0.017
PanSTARRS_r 114.18 0.9 18.756 0.009
PanSTARRS_i 179.98 0.9 18.262 0.005
PanSTARRS_z 212.97 2.57 18.079 0.013
PanSTARRS_y 256.01 5.27 17.879 0.022
2MASS_J 234.49 90.21 17.080 0.418
2MASS_H 344.48 125.38 16.189 0.395
2MASS_K 490.69 153.88 15.335 0.340
WISE_W1 154.19 15.73 15.731 0.111
WISE_W2 99.82 17.89 15.563 0.195
WISE_W3 18.86 77.9 15.537 4.483
WISE_W4 304.49 662.18 11.071 2.361
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.435 10.499 10.578
{\rm log}_{10}({\rm SFR}) -0.116 0.242 0.587
{\rm log}_{10}({\rm sSFR}) -10.624 -10.266 -9.882
{\rm stellar\ age} 6.353 7.071 8.975

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.165 -0.834 -0.580
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.666 -0.371 0.202

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.380 0.513 0.674
\delta -0.870 -0.697 -0.526
\tau_1/\tau_2 0.735 1.109 1.508
Q_{PAH} 0.718 2.080 4.194
U_{min} 2.665 7.813 14.559
{\rm log}_{10}(\gamma_e)\, -2.950 -2.017 -0.920

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.261 -3.078 -1.946
{\rm log}_{10}(\tau_{AGN})\, 1.073 1.550 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.019 0.270 0.499
0.03-0.10 Gyr -0.310 0.223 0.646
0.10-0.32 Gyr -0.714 -0.045 0.370
0.32-1.03 Gyr -0.889 -0.140 0.266
1.03-3.29 Gyr -0.639 0.186 0.520
3.29-10.52 Gyr 0.448 0.692 0.809
10.52-11.69 Gyr 0.305 0.846 1.491