2025dhn

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Information

Transient

Name: AT2025dhn
Right ascension: 5h13m38.77s
Declination: -20d02m21.99s
Discovery Date: Feb. 27, 2025, 2:48 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.033

Host

Name: 2025dhn
Right ascension: 5h13m38.80s
Declination: -20d02m21.84s
Redshift: 0.105650
Photometric Redshift: 0.083
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.66
Cutout download processed 10.68
Global aperture construction processed 0.57
Local aperture photometry processed 5.16
Global aperture photometry processed 5.25
Validate local photometry processed 0.02
Validate global photometry processed 14.01
Host information processed 0.09
Global host SED inference processed 384.52
Local host SED inference processed 1596.52
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 5h13m38.77s, -20d02m21.99s
semi major axis, semi minor axis (arcsec) = 1.03, 1.03
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 411.48 2.33 17.364 0.006 AB
PanSTARRS_y 365.81 1.94 17.492 0.006 AB

Aperture details

RA, DEC (J2000) = 5h13m38.80s, -20d02m21.75s
semi major axis, semi minor axis (arcsec) = 8.89, 6.73
angle (degrees, anti-clockwise from east) = -13.99

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.95 5.44 19.768 0.131 AB
GALEX_NUV 86.48 4.45 19.058 0.056 AB
DES_g 609.77 0.87 16.937 0.002 AB
PanSTARRS_g 590.65 1.85 16.972 0.003 AB
PanSTARRS_r 930.07 2.14 16.479 0.002 AB
DES_r 1001.43 1.31 16.398 0.001 AB
PanSTARRS_i 1318.84 2.52 16.100 0.002 AB
PanSTARRS_z 1442.57 5.57 16.002 0.004 AB
DES_z 1599.7 4.83 15.890 0.003 AB
PanSTARRS_y 1710.95 13.72 15.817 0.009 AB
2MASS_J 2019.28 196.13 14.742 0.105 Vega
2MASS_H 2626.68 305.83 13.984 0.126 Vega
2MASS_K 2800.07 378.34 13.444 0.147 Vega
WISE_W1 2464.55 38.48 12.722 0.017 Vega
WISE_W3 8647.83 135.35 8.884 0.017 Vega
WISE_W4 19620.55 1284.69 6.548 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})\, 9.386 9.711 9.979
{\rm log}_{10}({\rm SFR}) 0.633 0.975 1.512
{\rm log}_{10}({\rm sSFR}) -9.224 -8.676 -7.954
{\rm stellar\ age} 0.146 3.198 6.794

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.879 -1.624 -1.035
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.318 -0.759 0.104

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.304 0.536
\delta -0.811 -0.334 0.106
\tau_1/\tau_2 0.445 0.966 1.489
Q_{PAH} 0.317 1.668 4.046
U_{min} 3.720 9.748 17.261
{\rm log}_{10}(\gamma_e)\, -3.354 -2.093 -0.832

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.249 -2.429 -0.600
{\rm log}_{10}(\tau_{AGN})\, 0.913 1.460 2.026

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.929 1.191 1.439
0.03-0.10 Gyr -1.174 0.633 1.584
0.10-0.32 Gyr -2.611 -0.564 0.492
0.32-1.06 Gyr -3.966 -0.715 0.343
1.06-3.43 Gyr -4.048 -0.855 0.053
3.43-11.15 Gyr -4.444 -0.955 -0.013
11.15-12.38 Gyr -4.681 -0.987 0.238

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.600 10.708 10.794
{\rm log}_{10}({\rm SFR}) 0.958 1.211 1.476
{\rm log}_{10}({\rm sSFR}) -9.789 -9.506 -9.150
{\rm stellar\ age} 1.654 4.322 6.046

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.303 -0.103 0.052
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.738 -1.142 0.137

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.467 0.790 1.136
\delta -0.047 0.159 0.311
\tau_1/\tau_2 0.628 0.935 1.248
Q_{PAH} 0.726 1.444 2.316
U_{min} 3.289 7.960 14.325
{\rm log}_{10}(\gamma_e)\, -2.956 -2.197 -1.457

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.934 -1.481 -0.943
{\rm log}_{10}(\tau_{AGN})\, 0.785 0.948 1.541

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.900 1.137 1.334
0.03-0.10 Gyr 0.888 1.239 1.565
0.10-0.32 Gyr 1.017 1.366 1.693
0.32-1.06 Gyr 0.817 1.224 1.580
1.06-3.43 Gyr 0.328 0.858 1.077
3.43-11.15 Gyr -0.361 0.572 0.852
11.15-12.38 Gyr -0.598 0.495 1.057