2025hdz

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Information

Transient

Name: AT2025hdz
Right ascension: 7h20m03.08s
Declination: 20d31m01.28s
Discovery Date: March 27, 2025, 3:58 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.054

Host

Name: 2025hdz
Right ascension: 7h20m03.06s
Declination: 20d31m00.84s
Redshift: None
Photometric Redshift: 0.190
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.57
Cutout download processed 6.51
Global aperture construction processed 0.7
Local aperture photometry processed 4.94
Global aperture photometry processed 5.08
Validate local photometry no valid phot 0.02
Validate global photometry processed 13.99
Host information processed 0.09
Global host SED inference processed 431.57
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 7h20m03.08s, 20d31m01.28s
semi major axis, semi minor axis (arcsec) = 0.63, 0.63
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 7h20m03.05s, 20d31m00.99s
semi major axis, semi minor axis (arcsec) = 2.71, 2.11
angle (degrees, anti-clockwise from east) = -160.92

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.05 1.35 22.142 0.291 AB
GALEX_NUV 3.31 1.15 22.601 0.379 AB
PanSTARRS_g 20.52 0.67 20.620 0.035 AB
PanSTARRS_r 36.48 0.79 19.995 0.024 AB
PanSTARRS_i 43.03 1.08 19.815 0.027 AB
PanSTARRS_z 47.52 1.96 19.708 0.045 AB
DES_z 54.58 2.1 19.557 0.042 AB
PanSTARRS_y 45.38 3.94 19.758 0.094 AB
2MASS_J -58.54 94.58 Vega
2MASS_H 26.11 127.34 18.990 5.294 Vega
2MASS_K -3.28 148.95 Vega
WISE_W1 69.65 11.87 16.594 0.185 Vega
WISE_W2 33.05 15.14 16.763 0.497 Vega
WISE_W3 49.16 58.71 14.497 1.297 Vega
WISE_W4 265.95 518.68 11.218 2.117 Vega
 

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})\, 9.579 9.713 9.830
{\rm log}_{10}({\rm SFR}) -0.331 0.109 0.571
{\rm log}_{10}({\rm sSFR}) -10.019 -9.625 -9.092
{\rm stellar\ age} 1.972 4.151 5.580

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.342 -0.465 -0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.566 -0.991 -0.158

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.446 0.855
\delta -0.215 0.193 0.348
\tau_1/\tau_2 0.691 1.043 1.411
Q_{PAH} 1.334 3.217 5.314
U_{min} 3.130 8.105 15.238
{\rm log}_{10}(\gamma_e)\, -2.891 -1.896 -0.787

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.881 -0.760 -0.199
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.418 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.557 -0.074 0.296
0.03-0.10 Gyr -0.395 0.164 0.672
0.10-0.32 Gyr -0.018 0.332 0.673
0.32-1.01 Gyr -0.176 0.234 0.539
1.01-3.23 Gyr -0.560 -0.069 0.160
3.23-10.27 Gyr -1.131 -0.370 -0.095
10.27-11.41 Gyr -1.436 -0.410 0.110