2025gy

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Information

Transient

Name: AT2025gy
Right ascension: 6h15m51.58s
Declination: 56d29m06.35s
Discovery Date: Jan. 7, 2025, 9:01 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.102

Host

Name: 2025gy
Right ascension: 6h15m51.45s
Declination: 56d29m08.33s
Redshift: None
Photometric Redshift: 0.177
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.01
Cutout download processed 3.55
Global aperture construction processed 0.59
Local aperture photometry processed 3.31
Global aperture photometry processed 3.42
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.51
Host information processed 0.08
Global host SED inference processed 399.83
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 6h15m51.58s, 56d29m06.35s
semi major axis, semi minor axis (arcsec) = 0.67, 0.67
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error

Aperture details

RA, DEC (J2000) = 6h15m51.42s, 56d29m08.51s
semi major axis, semi minor axis (arcsec) = 3.58, 2.74
angle (degrees, anti-clockwise from east) = -20.73

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 1.99 1.02 23.150 0.553
GALEX_NUV 3.25 1.22 22.621 0.408
PanSTARRS_g 28.39 0.92 20.267 0.035
PanSTARRS_r 53.66 1.33 19.576 0.027
PanSTARRS_i 75.21 1.01 19.209 0.015
PanSTARRS_z 85.68 2.29 19.068 0.029
PanSTARRS_y 98.84 5.66 18.913 0.062
2MASS_J 129.12 96.75 17.728 0.814
2MASS_H 201.82 132.75 16.770 0.714
2MASS_K 136.9 176.0 16.721 1.396
WISE_W1 71.06 10.64 16.572 0.163
WISE_W2 47.67 15.48 16.365 0.353
WISE_W3 199.68 67.65 12.975 0.368
WISE_W4 372.89 443.44 10.851 1.291
 

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})\, 9.712 9.898 10.034
{\rm log}_{10}({\rm SFR}) -0.576 0.028 0.619
{\rm log}_{10}({\rm sSFR}) -10.535 -9.894 -9.199
{\rm stellar\ age} 1.567 4.202 5.874

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.323 -0.825 -0.246
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.631 -0.735 0.156

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.296 0.487 0.678
\delta -0.785 -0.410 -0.011
\tau_1/\tau_2 0.666 1.048 1.422
Q_{PAH} 0.989 2.656 4.553
U_{min} 2.811 8.227 15.483
{\rm log}_{10}(\gamma_e)\, -2.931 -1.930 -0.799

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.153 -2.819 -1.425
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.455 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.639 -0.141 0.150
0.03-0.10 Gyr -0.881 0.063 0.746
0.10-0.32 Gyr -0.304 0.397 0.847
0.32-1.02 Gyr -0.248 0.397 0.779
1.02-3.26 Gyr -0.850 0.056 0.369
3.26-10.40 Gyr -1.470 -0.207 0.157
10.40-11.56 Gyr -1.726 -0.290 0.340