2025gtb

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Information

Transient

Name: AT2025gtb
Right ascension: 10h36m09.36s
Declination: -24d06m58.56s
Discovery Date: April 4, 2025, 4:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.061

Host

Name: 2025gtb
Right ascension: 10h36m09.36s
Declination: -24d06m57.10s
Redshift: None
Photometric Redshift: 0.119
 

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
processed
 status
Local host SED inference
Local host SED inference
not enough filters
 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 1.7
Cutout download processed 9.14
Global aperture construction processed 0.69
Local aperture photometry processed 5.38
Global aperture photometry processed 5.43
Validate local photometry processed 0.02
Validate global photometry processed 15.15
Host information processed 0.08
Global host SED inference processed 434.25
Local host SED inference not enough filters 18.62
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 10h36m09.36s, -24d06m58.56s
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
DES_z 58.99 1.64 19.473 0.030 AB

Aperture details

RA, DEC (J2000) = 10h36m09.35s, -24d06m57.12s
semi major axis, semi minor axis (arcsec) = 7.64, 6.58
angle (degrees, anti-clockwise from east) = -117.38

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.39 2.06 21.590 0.266 AB
GALEX_NUV 11.52 1.97 21.246 0.186 AB
PanSTARRS_g 202.39 1.7 18.135 0.009 AB
PanSTARRS_r 419.86 2.59 17.342 0.007 AB
DES_r 476.35 1.62 17.205 0.004 AB
PanSTARRS_i 631.93 2.9 16.898 0.005 AB
PanSTARRS_z 786.14 4.87 16.661 0.007 AB
DES_z 862.04 6.95 16.561 0.009 AB
PanSTARRS_y 926.88 11.73 16.482 0.014 AB
2MASS_J 1195.91 229.72 15.311 0.209 Vega
2MASS_H 1783.66 332.86 14.404 0.203 Vega
2MASS_K 1869.33 372.0 13.883 0.216 Vega
WISE_W1 545.14 19.43 14.360 0.039 Vega
WISE_W2 324.76 21.0 14.282 0.070 Vega
WISE_W3 223.31 83.14 12.854 0.404 Vega
WISE_W4 -291.45 492.74 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})\, 10.757 10.816 10.904
{\rm log}_{10}({\rm SFR}) -0.202 0.201 0.636
{\rm log}_{10}({\rm sSFR}) -11.013 -10.601 -10.166
{\rm stellar\ age} 7.402 9.086 11.450

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.959 -0.719 -0.579
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.325 -0.015 0.375

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.229 0.354
\delta -0.800 -0.544 -0.273
\tau_1/\tau_2 0.654 1.109 1.555
Q_{PAH} 0.919 2.659 4.526
U_{min} 2.424 8.073 15.733
{\rm log}_{10}(\gamma_e)\, -2.871 -1.901 -0.867

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.459 -3.474 -2.394
{\rm log}_{10}(\tau_{AGN})\, 1.151 1.659 1.988

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.136 -0.287 -0.035
0.03-0.10 Gyr -0.191 0.309 0.788
0.10-0.32 Gyr -1.565 -0.052 0.393
0.32-1.05 Gyr -2.992 -0.433 0.108
1.05-3.40 Gyr -2.784 -0.487 0.193
3.40-11.00 Gyr -0.662 0.869 1.060
11.00-12.23 Gyr 0.902 1.641 2.055