2025gxw

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Information

Transient

Name: AT2025gxw
Right ascension: 15h09m34.31s
Declination: 26d33m38.88s
Discovery Date: March 27, 2025, 8:57 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.042

Host

Name: 2025gxw
Right ascension: 15h09m34.31s
Declination: 26d33m39.21s
Redshift: None
Photometric Redshift: 0.198
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.16
Cutout download processed 20.51
Global aperture construction processed 0.62
Local aperture photometry processed 6.75
Global aperture photometry processed 6.88
Validate local photometry no valid phot 0.03
Validate global photometry processed 18.09
Host information processed 0.09
Global host SED inference processed 425.97
Local host SED inference not processed None
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) = 15h09m34.31s, 26d33m38.88s
semi major axis, semi minor axis (arcsec) = 0.61, 0.61
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) = 15h09m34.29s, 26d33m39.43s
semi major axis, semi minor axis (arcsec) = 2.64, 2.45
angle (degrees, anti-clockwise from east) = -82.26

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.8 1.26 22.780 0.488 AB
GALEX_NUV 1.88 1.01 23.212 0.584 AB
SDSS_u 9.64 1.99 21.440 0.224 AB
SDSS_g 28.76 1.56 20.253 0.059 AB
DES_g 32.31 0.25 20.127 0.008 AB
PanSTARRS_g 32.97 0.53 20.105 0.017 AB
SDSS_r 64.67 2.38 19.373 0.040 AB
PanSTARRS_r 63.37 0.64 19.395 0.011 AB
DES_r 69.57 0.58 19.294 0.009 AB
SDSS_i 89.72 3.09 19.018 0.037 AB
PanSTARRS_i 85.22 0.75 19.074 0.010 AB
PanSTARRS_z 102.96 1.53 18.868 0.016 AB
SDSS_z 119.44 8.1 18.707 0.074 AB
DES_z 117.18 1.87 18.728 0.017 AB
PanSTARRS_y 114.23 3.36 18.756 0.032 AB
2MASS_J 126.8 84.23 17.747 0.721 Vega
2MASS_H 105.23 134.78 17.477 1.391 Vega
2MASS_K 202.37 149.72 16.297 0.803 Vega
WISE_W1 59.37 6.94 16.767 0.127 Vega
WISE_W2 36.47 8.5 16.656 0.253 Vega
WISE_W3 7.21 34.27 16.581 5.159 Vega
WISE_W4 111.05 238.71 12.166 2.334 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})\, 9.918 10.111 10.250
{\rm log}_{10}({\rm SFR}) -2.360 -0.524 0.658
{\rm log}_{10}({\rm sSFR}) -12.509 -10.617 -9.454
{\rm stellar\ age} 1.655 4.492 6.309

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.574 -1.053 -0.415
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.621 -0.782 0.084

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.272 0.458 0.654
\delta -0.857 -0.563 -0.178
\tau_1/\tau_2 0.526 0.911 1.321
Q_{PAH} 0.888 2.602 4.747
U_{min} 3.269 9.285 17.166
{\rm log}_{10}(\gamma_e)\, -2.649 -1.504 -0.606

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.945 -2.421 -1.425
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.471 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.820 -1.305 -0.419
0.03-0.10 Gyr -2.625 -0.445 0.805
0.10-0.32 Gyr -1.350 0.237 0.862
0.32-1.01 Gyr -0.777 0.443 0.931
1.01-3.21 Gyr -1.260 0.286 0.621
3.21-10.20 Gyr -2.013 0.005 0.399
10.20-11.33 Gyr -2.521 -0.088 0.651