2025gwa

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Information

Transient

Name: AT2025gwa
Right ascension: 15h53m21.12s
Declination: 15d01m24.62s
Discovery Date: March 23, 2025, 11:53 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name: 2025gwa
Right ascension: 15h53m21.33s
Declination: 15d01m20.88s
Redshift: 0.103496
Photometric Redshift: 0.165
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.09
Cutout download processed 19.2
Global aperture construction processed 3.63
Local aperture photometry processed 7.29
Global aperture photometry processed 7.51
Validate local photometry processed 0.03
Validate global photometry processed 19.92
Host information processed 0.09
Global host SED inference failed 3475.57
Local host SED inference processed 585.73
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.05
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) = 15h53m21.12s, 15d01m24.62s
semi major axis, semi minor axis (arcsec) = 1.05, 1.05
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 13.11 0.99 21.106 0.082 AB
PanSTARRS_y 16.17 1.75 20.878 0.118 AB

Aperture details

RA, DEC (J2000) = 15h53m21.33s, 15d01m20.87s
semi major axis, semi minor axis (arcsec) = 6.38, 2.85
angle (degrees, anti-clockwise from east) = -31.62

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.25 1.63 22.328 0.415 AB
GALEX_NUV 76.43 3.97 19.192 0.056 AB
SDSS_u 1368.25 10.45 16.060 0.008 AB
SDSS_g 4270.82 17.0 14.824 0.004 AB
DES_g 132.58 0.64 18.594 0.005 AB
PanSTARRS_g 4613.43 1.98 14.740 0.000 AB
SDSS_r 6243.63 20.58 14.411 0.004 AB
PanSTARRS_r 6144.65 1.92 14.429 0.000 AB
DES_r 308.57 1.8 17.677 0.006 AB
SDSS_i 2172.21 12.51 15.558 0.006 AB
PanSTARRS_i 6811.07 1.79 14.317 0.000 AB
PanSTARRS_z 6946.68 3.1 14.296 0.000 AB
SDSS_z 6833.62 24.55 14.313 0.004 AB
DES_z 720.94 7.03 16.755 0.011 AB
PanSTARRS_y 7738.29 7.15 14.178 0.001 AB
2MASS_J 6482.48 105.58 13.476 0.018 Vega
2MASS_H 6357.27 174.22 13.024 0.030 Vega
2MASS_K 4897.0 172.09 12.837 0.038 Vega
WISE_W1 2158.66 25.39 12.866 0.013 Vega
WISE_W2 1366.99 26.66 12.722 0.021 Vega
WISE_W3 3397.66 79.68 9.898 0.025 Vega
WISE_W4 3845.22 646.84 8.318 0.183 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.016 8.595 8.943
{\rm log}_{10}({\rm SFR}) -1.121 -0.483 -0.034
{\rm log}_{10}({\rm sSFR}) -9.910 -9.027 -8.075
{\rm stellar\ age} 0.519 5.062 7.516

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.532 -0.689 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.160 -0.466 0.214

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.523 1.000 1.594
\delta -0.433 -0.038 0.226
\tau_1/\tau_2 0.509 0.923 1.384
Q_{PAH} 0.678 2.733 5.671
U_{min} 3.110 8.654 16.030
{\rm log}_{10}(\gamma_e)\, -3.030 -1.864 -0.613

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.089 -0.823 0.070
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.578 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.912 -0.327 0.154
0.03-0.10 Gyr -2.371 -0.934 -0.099
0.10-0.33 Gyr -3.769 -1.663 -0.762
0.33-1.06 Gyr -4.475 -1.832 -0.990
1.06-3.44 Gyr -4.343 -1.816 -1.065
3.44-11.17 Gyr -4.270 -1.691 -0.946
11.17-12.41 Gyr -4.372 -1.643 -0.670

Global parameter details

Documentation