2025gwb

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Information

Transient

Name: AT2025gwb
Right ascension: 12h31m16.64s
Declination: 2d44m32.90s
Discovery Date: April 6, 2025, 1:56 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name: 2025gwb
Right ascension: 12h31m16.66s
Declination: 2d44m34.79s
Redshift: None
Photometric Redshift: 0.132
 

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 2.3
Cutout download processed 19.5
Global aperture construction processed 0.68
Local aperture photometry processed 7.11
Global aperture photometry processed 7.28
Validate local photometry no valid phot 0.03
Validate global photometry processed 19.37
Host information processed 0.08
Global host SED inference processed 491.06
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.13
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) = 12h31m16.64s, 2d44m32.90s
semi major axis, semi minor axis (arcsec) = 0.85, 0.85
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) = 12h31m16.64s, 2d44m35.03s
semi major axis, semi minor axis (arcsec) = 4.76, 4.18
angle (degrees, anti-clockwise from east) = -50.87

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.45 2.85 21.583 0.366 AB
GALEX_NUV 14.32 0.53 21.010 0.040 AB
SDSS_u 52.8 4.44 19.593 0.091 AB
SDSS_g 99.74 3.01 18.903 0.033 AB
DES_g 106.06 0.54 18.836 0.005 AB
PanSTARRS_g 99.69 1.13 18.903 0.012 AB
SDSS_r 169.31 4.09 18.328 0.026 AB
PanSTARRS_r 159.56 1.35 18.393 0.009 AB
DES_r 173.93 1.09 18.299 0.007 AB
SDSS_i 228.44 5.57 18.003 0.026 AB
PanSTARRS_i 212.68 1.49 18.081 0.008 AB
PanSTARRS_z 254.07 3.12 17.888 0.013 AB
SDSS_z 275.25 19.05 17.801 0.075 AB
DES_z 259.22 3.33 17.866 0.014 AB
PanSTARRS_y 278.76 7.2 17.787 0.028 AB
2MASS_J 481.46 131.39 16.299 0.296 Vega
2MASS_H 418.45 185.04 15.978 0.480 Vega
2MASS_K 490.13 243.72 15.336 0.540 Vega
WISE_W1 150.94 13.8 15.754 0.099 Vega
WISE_W2 106.7 20.91 15.491 0.213 Vega
WISE_W3 115.77 69.0 13.567 0.647 Vega
WISE_W4 70.43 395.6 12.661 6.099 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})\, 10.078 10.237 10.396
{\rm log}_{10}({\rm SFR}) 0.574 0.939 1.330
{\rm log}_{10}({\rm sSFR}) -9.693 -9.284 -8.855
{\rm stellar\ age} 6.010 7.205 10.947

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.617 -1.067 -0.602
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.585 -0.266 0.334

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.250 0.380 0.566
\delta -0.785 -0.549 -0.347
\tau_1/\tau_2 0.390 0.870 1.404
Q_{PAH} 0.415 1.465 3.270
U_{min} 3.136 9.116 17.074
{\rm log}_{10}(\gamma_e)\, -3.128 -2.135 -1.215

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.119 -2.922 -1.859
{\rm log}_{10}(\tau_{AGN})\, 0.997 1.433 1.811

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.439 -0.937 -0.207
0.03-0.10 Gyr 0.730 1.098 1.492
0.10-0.32 Gyr -2.832 -1.203 0.308
0.32-1.04 Gyr -4.576 -1.669 -0.040
1.04-3.36 Gyr -3.431 -0.722 0.193
3.36-10.86 Gyr -1.230 0.201 0.504
10.86-12.07 Gyr -0.489 0.642 1.521