2025ywk

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Information

Transient

Name: AT2025ywk
Right ascension: 3h31m44.26s
Declination: -30d11m25.10s
Discovery Date: Sept. 25, 2025, 5:38 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name:
Right ascension: 3h31m44.29s
Declination: -30d11m25.39s
Redshift: None
Photometric Redshift: 0.116
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.55
Transient MWEBV processed 0.09
Host match processed 6.67
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 2.66
Global aperture photometry processed 5.7
Validate global photometry processed 14.53
Global host SED inference processed 428.64
Local aperture photometry processed 5.64
Validate local photometry processed 0.02
Local host SED inference not enough filters 20.03
 

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) = 3h31m44.26s, -30d11m25.10s
semi major axis, semi minor axis (arcsec) = 0.95, 0.95
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 17.59 0.56 20.787 0.035 AB

Aperture details

RA, DEC (J2000) = 3h31m44.27s, -30d11m25.40s
semi major axis, semi minor axis (arcsec) = 4.67, 3.51
angle (degrees, anti-clockwise from east) = -75.43

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.07 0.61 21.777 0.094 AB
GALEX_NUV 6.93 0.45 21.799 0.070 AB
DES_g 29.5 0.24 20.225 0.009 AB
PanSTARRS_g 26.73 1.47 20.332 0.060 AB
PanSTARRS_r 34.86 2.11 20.044 0.066 AB
DES_r 42.95 0.32 19.818 0.008 AB
PanSTARRS_i 44.7 1.85 19.774 0.045 AB
PanSTARRS_z 51.93 3.85 19.611 0.080 AB
DES_z 52.52 1.28 19.599 0.026 AB
PanSTARRS_y 70.04 11.23 19.287 0.174 AB
2MASS_J 76.13 119.22 18.301 1.700 Vega
2MASS_H 14.93 198.29 19.597 14.417 Vega
2MASS_K 78.09 227.71 17.331 3.166 Vega
WISE_W1 19.36 4.83 17.984 0.271 Vega
WISE_W2 12.26 7.01 17.840 0.620 Vega
WISE_W3 11.48 31.6 16.076 2.988 Vega
WISE_W4 33.1 206.43 13.480 6.770 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})\, 9.037 9.224 9.379
{\rm log}_{10}({\rm SFR}) -0.662 -0.189 0.237
{\rm log}_{10}({\rm sSFR}) -9.970 -9.419 -8.918
{\rm stellar\ age} 2.444 5.169 6.621

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -0.751 -0.195
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.065 0.117 0.360

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.410 0.706
\delta -0.263 0.084 0.276
\tau_1/\tau_2 0.567 0.965 1.392
Q_{PAH} 0.679 1.965 3.908
U_{min} 3.148 8.840 16.603
{\rm log}_{10}(\gamma_e)\, -2.502 -1.434 -0.578

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.509 -1.565 -0.650
{\rm log}_{10}(\tau_{AGN})\, 1.202 1.557 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.252 -1.012 -0.587
0.03-0.10 Gyr -0.607 -0.058 0.392
0.10-0.32 Gyr -0.545 -0.042 0.341
0.32-1.05 Gyr -1.402 -0.555 -0.228
1.05-3.40 Gyr -1.701 -0.747 -0.441
3.40-11.03 Gyr -1.790 -0.827 -0.543
11.03-12.26 Gyr -2.050 -0.811 -0.231