2025gvd

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Information

Transient

Name: AT2025gvd
Right ascension: 14h30m51.34s
Declination: -0d12m22.42s
Discovery Date: March 29, 2025, 7:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name: 2025gvd
Right ascension: 14h30m51.39s
Declination: -0d12m25.66s
Redshift: 0.121508
Photometric Redshift: 0.130
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.79
Cutout download processed 21.59
Global aperture construction processed 0.65
Local aperture photometry processed 7.24
Global aperture photometry processed 6.97
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.5
Host information processed 0.08
Global host SED inference processed 374.57
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.04
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) = 14h30m51.34s, -0d12m22.42s
semi major axis, semi minor axis (arcsec) = 0.92, 0.92
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) = 14h30m51.38s, -0d12m25.49s
semi major axis, semi minor axis (arcsec) = 9.39, 3.35
angle (degrees, anti-clockwise from east) = -20.95

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.08 0.49 22.373 0.130 AB
GALEX_NUV 7.04 0.46 21.781 0.071 AB
SDSS_u 35.03 3.85 20.039 0.119 AB
SDSS_g 99.63 3.04 18.904 0.033 AB
DES_g 94.24 0.57 18.964 0.007 AB
PanSTARRS_g 109.5 1.38 18.802 0.014 AB
SDSS_r 221.91 4.71 18.035 0.023 AB
PanSTARRS_r 219.98 2.49 18.044 0.012 AB
DES_r 208.47 1.21 18.102 0.006 AB
SDSS_i 304.48 6.66 17.691 0.024 AB
PanSTARRS_i 321.38 2.41 17.632 0.008 AB
PanSTARRS_z 428.57 4.21 17.320 0.011 AB
SDSS_z 461.02 19.98 17.241 0.047 AB
DES_z 385.95 3.12 17.434 0.009 AB
PanSTARRS_y 496.99 9.65 17.159 0.021 AB
2MASS_J 788.32 177.66 15.763 0.245 Vega
2MASS_H 874.02 267.7 15.179 0.333 Vega
2MASS_K 1303.15 332.03 14.275 0.277 Vega
WISE_W1 376.47 12.69 14.762 0.037 Vega
WISE_W2 242.94 18.58 14.597 0.083 Vega
WISE_W3 554.01 65.04 11.867 0.127 Vega
WISE_W4 -292.45 359.38 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})\, 10.481 10.520 10.570
{\rm log}_{10}({\rm SFR}) 0.247 0.508 0.780
{\rm log}_{10}({\rm sSFR}) -10.294 -10.005 -9.721
{\rm stellar\ age} 7.069 7.729 9.732

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.479 -0.318 -0.189
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.910 -0.581 -0.314

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.311 0.440 0.605
\delta -0.706 -0.485 -0.305
\tau_1/\tau_2 0.614 0.949 1.317
Q_{PAH} 0.348 1.087 2.571
U_{min} 2.619 7.286 13.421
{\rm log}_{10}(\gamma_e)\, -2.824 -1.971 -1.367

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.259 -3.160 -2.185
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.379 1.840

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.145 0.299 0.466
0.03-0.10 Gyr 0.260 0.585 0.885
0.10-0.32 Gyr -0.610 -0.081 0.284
0.32-1.05 Gyr -0.920 -0.329 -0.005
1.05-3.39 Gyr -0.676 -0.070 0.300
3.39-10.97 Gyr 0.406 0.710 0.796
10.97-12.19 Gyr 0.482 0.966 1.530