2025yka

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Information

Transient

Name: AT2025yka
Right ascension: 2h56m52.93s
Declination: -17d25m11.59s
Discovery Date: Sept. 20, 2025, 10:16 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name:
Right ascension: 2h56m52.98s
Declination: -17d25m11.41s
Redshift: None
Photometric Redshift: 0.114
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.79
Transient MWEBV processed 0.1
Host match processed 6.78
Host information processed 0.12
Host MWEBV processed 0.09
Global aperture construction processed 0.65
Global aperture photometry processed 3.87
Validate global photometry processed 10.9
Global host SED inference processed 512.27
Local aperture photometry processed 4.85
Validate local photometry processed 0.02
Local host SED inference not enough filters 20.37
 

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) = 2h56m52.93s, -17d25m11.59s
semi major axis, semi minor axis (arcsec) = 0.97, 0.97
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 154.27 1.6 18.429 0.011 AB

Aperture details

RA, DEC (J2000) = 2h56m52.97s, -17d25m11.30s
semi major axis, semi minor axis (arcsec) = 4.17, 3.54
angle (degrees, anti-clockwise from east) = -116.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.26 0.36 23.649 0.314 AB
GALEX_NUV 2.13 0.4 23.078 0.201 AB
PanSTARRS_g 108.1 1.37 18.815 0.014 AB
PanSTARRS_r 247.52 1.07 17.916 0.005 AB
PanSTARRS_i 361.12 1.12 17.506 0.003 AB
PanSTARRS_z 468.37 2.71 17.224 0.006 AB
PanSTARRS_y 541.06 6.03 17.067 0.012 AB
2MASS_J 650.52 92.85 15.972 0.155 Vega
2MASS_H 1043.88 158.88 14.986 0.165 Vega
2MASS_K 621.59 187.65 15.078 0.328 Vega
WISE_W1 256.42 9.47 15.179 0.040 Vega
WISE_W2 149.26 11.52 15.126 0.084 Vega
WISE_W3 -3.97 35.82 Vega
WISE_W4 125.39 244.09 12.034 2.113 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.469 10.542 10.645
{\rm log}_{10}({\rm SFR}) -1.125 -0.354 0.321
{\rm log}_{10}({\rm sSFR}) -11.754 -10.868 -10.195
{\rm stellar\ age} 7.209 9.085 11.596

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.587 -1.189 -0.885
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.531 -0.494 0.220

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.300 0.458 0.639
\delta -0.871 -0.693 -0.511
\tau_1/\tau_2 0.559 1.038 1.539
Q_{PAH} 0.539 1.635 3.691
U_{min} 3.071 9.055 16.941
{\rm log}_{10}(\gamma_e)\, -2.476 -1.492 -0.568

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.184 -2.849 -1.933
{\rm log}_{10}(\tau_{AGN})\, 1.175 1.658 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.888 -0.968 -0.410
0.03-0.10 Gyr -1.343 -0.280 0.475
0.10-0.32 Gyr -2.770 -0.584 0.177
0.32-1.05 Gyr -4.177 -1.075 -0.087
1.05-3.41 Gyr -3.596 -0.944 0.185
3.41-11.06 Gyr -1.506 0.540 0.786
11.06-12.29 Gyr 0.421 1.369 1.801