2025gul

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Information

Transient

Name: AT2025gul
Right ascension: 4h37m31.16s
Declination: -29d18m49.70s
Discovery Date: April 5, 2025, 10:15 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name: 2025gul
Right ascension: 4h37m31.03s
Declination: -29d18m45.81s
Redshift: None
Photometric Redshift: 0.172
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.64
Cutout download processed 10.38
Global aperture construction processed 0.68
Local aperture photometry processed 5.95
Global aperture photometry processed 5.98
Validate local photometry no valid phot 0.02
Validate global photometry processed 15.18
Host information processed 0.08
Global host SED inference processed 408.0
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
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) = 4h37m31.16s, -29d18m49.70s
semi major axis, semi minor axis (arcsec) = 0.68, 0.68
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) = 4h37m31.01s, -29d18m45.57s
semi major axis, semi minor axis (arcsec) = 6.58, 3.6
angle (degrees, anti-clockwise from east) = -36.24

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.23 1.66 21.612 0.219 AB
GALEX_NUV 9.42 1.32 21.464 0.152 AB
DES_g 100.99 0.4 18.889 0.004 AB
PanSTARRS_g 95.86 1.63 18.946 0.018 AB
PanSTARRS_r 172.54 2.07 18.308 0.013 AB
DES_r 189.24 0.67 18.207 0.004 AB
PanSTARRS_i 236.57 2.53 17.965 0.012 AB
PanSTARRS_z 283.3 5.04 17.769 0.019 AB
DES_z 314.18 1.97 17.657 0.007 AB
PanSTARRS_y 310.48 10.94 17.670 0.038 AB
2MASS_J 213.93 125.47 17.179 0.637 Vega
2MASS_H 485.36 158.74 15.817 0.355 Vega
2MASS_K 642.43 224.98 15.043 0.380 Vega
WISE_W1 217.1 10.18 15.359 0.051 Vega
WISE_W2 154.9 12.71 15.086 0.089 Vega
WISE_W3 270.62 56.0 12.645 0.225 Vega
WISE_W4 751.02 422.32 10.091 0.611 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})\, 10.402 10.470 10.548
{\rm log}_{10}({\rm SFR}) -0.738 -0.001 0.502
{\rm log}_{10}({\rm sSFR}) -11.219 -10.467 -9.939
{\rm stellar\ age} 4.300 5.497 6.512

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.208 -0.812 -0.522
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.435 0.286

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.217 0.347 0.522
\delta -0.375 -0.076 0.168
\tau_1/\tau_2 0.615 0.963 1.307
Q_{PAH} 0.495 1.476 3.052
U_{min} 2.426 7.148 13.959
{\rm log}_{10}(\gamma_e)\, -2.855 -1.981 -0.954

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.007 -2.680 -1.642
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.469 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.744 -0.646 -0.192
0.03-0.10 Gyr -0.758 0.097 0.651
0.10-0.32 Gyr 0.297 0.683 0.967
0.32-1.02 Gyr 0.341 0.694 0.915
1.02-3.27 Gyr 0.426 0.693 0.920
3.27-10.45 Gyr 0.239 0.566 0.724
10.45-11.61 Gyr -0.139 0.514 0.966