2025hlg

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Information

Transient

Name: AT2025hlg
Right ascension: 12h30m22.33s
Declination: 8d45m25.38s
Discovery Date: April 15, 2025, 9:23 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name: 2025hlg
Right ascension: 12h30m22.32s
Declination: 8d45m26.53s
Redshift: 0.102601
Photometric Redshift: 0.104
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.07
Cutout download processed 19.63
Global aperture construction processed 0.64
Local aperture photometry processed 6.25
Global aperture photometry processed 6.06
Validate local photometry processed 0.02
Validate global photometry processed 14.86
Host information processed 0.11
Global host SED inference processed 525.87
Local host SED inference processed 1468.06
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.04
Log transient processing status processed 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) = 12h30m22.33s, 8d45m25.38s
semi major axis, semi minor axis (arcsec) = 1.06, 1.06
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 230.22 2.91 17.995 0.014 AB
PanSTARRS_y 178.05 1.09 18.274 0.007 AB

Aperture details

RA, DEC (J2000) = 12h30m22.32s, 8d45m26.71s
semi major axis, semi minor axis (arcsec) = 6.56, 3.98
angle (degrees, anti-clockwise from east) = -4.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 233.25 0.85 17.980 0.004 AB
DES_z 983.89 6.15 16.418 0.007 AB
PanSTARRS_y 1035.81 5.06 16.362 0.005 AB
2MASS_H 1510.15 266.83 14.585 0.192 Vega
WISE_W1 617.49 14.58 14.224 0.026 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})\, 9.141 9.451 9.700
{\rm log}_{10}({\rm SFR}) 0.324 0.669 1.098
{\rm log}_{10}({\rm sSFR}) -9.270 -8.775 -8.071
{\rm stellar\ age} 0.606 4.200 7.054

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.886 -1.643 -1.276
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.408 -0.787 0.059

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.124 0.299 0.528
\delta -0.851 -0.480 0.097
\tau_1/\tau_2 0.542 1.012 1.475
Q_{PAH} 0.379 1.820 4.150
U_{min} 3.566 9.327 17.072
{\rm log}_{10}(\gamma_e)\, -2.955 -1.584 -0.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.284 -2.904 -1.068
{\rm log}_{10}(\tau_{AGN})\, 0.982 1.625 2.044

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.565 0.918 1.173
0.03-0.10 Gyr -1.290 0.306 1.130
0.10-0.33 Gyr -2.585 -0.659 0.162
0.33-1.06 Gyr -3.406 -0.834 -0.024
1.06-3.44 Gyr -3.442 -0.865 -0.208
3.44-11.18 Gyr -3.621 -0.941 -0.212
11.18-12.42 Gyr -3.715 -0.994 0.098

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.487 10.647 10.789
{\rm log}_{10}({\rm SFR}) -3.106 -0.595 0.254
{\rm log}_{10}({\rm sSFR}) -13.777 -11.225 -10.328
{\rm stellar\ age} 5.117 7.256 10.877

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.325 -0.867 -0.620
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.458 -0.627 0.045

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.295 0.471 0.736
\delta -0.939 -0.771 -0.479
\tau_1/\tau_2 0.508 0.904 1.305
Q_{PAH} 0.412 1.578 3.900
U_{min} 2.859 8.555 16.897
{\rm log}_{10}(\gamma_e)\, -3.048 -1.658 -0.610

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.140 -2.671 -1.521
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.549 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.268 -1.087 -0.074
0.03-0.10 Gyr -3.713 -0.752 0.347
0.10-0.33 Gyr -3.411 -0.470 0.616
0.33-1.06 Gyr -3.098 -0.321 0.638
1.06-3.44 Gyr -2.211 0.310 0.859
3.44-11.18 Gyr -0.926 0.679 0.960
11.18-12.42 Gyr -0.678 0.783 1.859