2025gde

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Information

Transient

Name: AT2025gde
Right ascension: 4h15m29.76s
Declination: -66d19m45.15s
Discovery Date: March 27, 2025, 5:35 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.033

Host

Name: 2025gde
Right ascension: 4h15m29.79s
Declination: -66d19m44.63s
Redshift: 0.119126
Photometric Redshift:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 0.86
Cutout download processed 3.44
Global aperture construction processed 0.18
Local aperture photometry processed 0.92
Global aperture photometry processed 0.96
Validate local photometry no valid phot 0.01
Validate global photometry processed 1.45
Host information processed 0.09
Global host SED inference processed 1608.63
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Processing status blocked N/A N/A
 

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) = 4h15m29.76s, -66d19m45.15s
semi major axis, semi minor axis (arcsec) = 0.93, 0.93
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) = 4h15m29.81s, -66d19m44.61s
semi major axis, semi minor axis (arcsec) = 5.91, 5.28
angle (degrees, anti-clockwise from east) = -173.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 676.44 25.73 16.824 0.041 AB
GALEX_NUV 742.35 15.15 16.723 0.022 AB
2MASS_J 2424.24 151.18 14.544 0.068 Vega
2MASS_H 3185.41 235.28 13.774 0.080 Vega
2MASS_K 4546.55 262.62 12.918 0.063 Vega
WISE_W1 4640.67 25.53 12.035 0.006 Vega
WISE_W2 5791.46 36.77 11.154 0.007 Vega
WISE_W3 8251.01 68.04 8.935 0.009 Vega
WISE_W4 15295.58 641.88 6.819 0.046 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})\, 10.911 11.117 11.334
{\rm log}_{10}({\rm SFR}) 1.268 1.521 1.893
{\rm log}_{10}({\rm sSFR}) -9.896 -9.605 -9.231
{\rm stellar\ age} 3.519 5.979 7.867

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.876 -0.360 -0.023
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.694 -0.274 0.217

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.029 0.083 0.153
\delta -0.736 -0.320 0.160
\tau_1/\tau_2 0.298 0.730 1.169
Q_{PAH} 0.086 0.334 0.967
U_{min} 3.063 7.238 14.141
{\rm log}_{10}(\gamma_e)\, -3.652 -3.029 -2.044

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.132 -1.010 -0.908
{\rm log}_{10}(\tau_{AGN})\, 0.725 0.780 0.901

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 1.011 1.465 1.704
0.03-0.10 Gyr 1.035 1.515 2.014
0.10-0.32 Gyr 0.664 1.325 1.795
0.32-1.05 Gyr 0.315 1.195 1.680
1.05-3.40 Gyr 0.401 1.093 1.402
3.40-11.00 Gyr 0.387 1.104 1.443
11.00-12.22 Gyr 0.340 1.247 1.950