2025ywz

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Information

Transient

Name: AT2025ywz
Right ascension: 8h11m38.04s
Declination: 10d41m11.53s
Discovery Date: Sept. 22, 2025, 2:46 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.031

Host

Name: 3091242
Right ascension: 8h11m37.68s
Declination: 10d41m04.05s
Redshift: 0.052165
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 14.38
Transient MWEBV processed 0.09
Host match processed 4.23
Host information processed 0.04
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 5.23
Validate global photometry processed 14.06
Global host SED inference processed 623.3
Local aperture photometry processed 5.12
Validate local photometry processed 0.02
Local host SED inference processed 440.5
 

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) = 8h11m38.04s, 10d41m11.53s
semi major axis, semi minor axis (arcsec) = 1.97, 1.97
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 1.5 1.38 23.459 0.999 AB
SDSS_g 11.13 1.0 21.284 0.098 AB
PanSTARRS_g 11.9 0.5 21.211 0.046 AB
SDSS_r 22.73 1.5 20.509 0.072 AB
PanSTARRS_r 23.65 0.45 20.465 0.020 AB
SDSS_i 34.41 1.98 20.058 0.062 AB
PanSTARRS_i 36.16 0.69 20.005 0.021 AB
PanSTARRS_z 46.0 1.42 19.743 0.033 AB
SDSS_z 34.33 5.33 20.061 0.169 AB
PanSTARRS_y 63.87 3.32 19.387 0.056 AB

Aperture details

RA, DEC (J2000) = 8h11m37.68s, 10d41m04.08s
semi major axis, semi minor axis (arcsec) = 9.77, 8.17
angle (degrees, anti-clockwise from east) = -8.22

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 232.21 7.1 17.985 0.033 AB
SDSS_g 1251.83 9.46 16.156 0.008 AB
PanSTARRS_g 1381.87 2.39 16.049 0.002 AB
SDSS_r 2833.77 14.33 15.269 0.005 AB
PanSTARRS_r 2883.04 2.17 15.250 0.001 AB
SDSS_i 4178.49 17.72 14.847 0.005 AB
PanSTARRS_i 4082.39 3.31 14.873 0.001 AB
PanSTARRS_z 5332.55 6.7 14.583 0.001 AB
SDSS_z 5476.12 30.04 14.554 0.006 AB
PanSTARRS_y 6683.74 15.06 14.337 0.002 AB
2MASS_J 8534.13 207.67 13.177 0.026 Vega
2MASS_H 9705.25 315.96 12.565 0.035 Vega
2MASS_K 8908.01 324.34 12.188 0.040 Vega
WISE_W1 3572.2 40.94 12.319 0.012 Vega
WISE_W2 1973.07 41.22 12.323 0.023 Vega
WISE_W3 412.78 97.72 12.187 0.257 Vega
WISE_W4 1049.82 632.6 9.727 0.654 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.751 8.909 9.055
{\rm log}_{10}({\rm SFR}) -1.976 -1.266 -0.652
{\rm log}_{10}({\rm sSFR}) -10.904 -10.219 -9.514
{\rm stellar\ age} 3.975 6.773 8.381

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.315 -0.452 0.019
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.387 -0.351 0.286

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.692 1.296 1.827
\delta -0.268 0.022 0.249
\tau_1/\tau_2 0.629 0.982 1.349
Q_{PAH} 0.654 2.319 4.568
U_{min} 2.794 7.918 14.911
{\rm log}_{10}(\gamma_e)\, -3.040 -1.934 -0.842

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.070 -1.036 -0.089
{\rm log}_{10}(\tau_{AGN})\, 1.048 1.427 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.256 -1.333 -0.782
0.03-0.10 Gyr -2.159 -1.332 -0.619
0.10-0.33 Gyr -2.197 -1.367 -0.698
0.33-1.08 Gyr -2.281 -1.284 -0.712
1.08-3.57 Gyr -2.080 -1.136 -0.819
3.57-11.75 Gyr -1.871 -1.052 -0.808
11.75-13.06 Gyr -1.934 -1.045 -0.404

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.872 10.933 11.032
{\rm log}_{10}({\rm SFR}) -3.419 -1.685 -0.585
{\rm log}_{10}({\rm sSFR}) -14.495 -12.632 -11.464
{\rm stellar\ age} 7.710 9.699 12.390

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.646 -0.497 -0.393
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.403 -0.631 0.098

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.234 0.381
\delta -0.929 -0.751 -0.467
\tau_1/\tau_2 0.549 0.961 1.375
Q_{PAH} 0.207 0.738 2.311
U_{min} 3.324 9.392 17.122
{\rm log}_{10}(\gamma_e)\, -2.572 -1.637 -0.783

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.580 -3.929 -3.029
{\rm log}_{10}(\tau_{AGN})\, 1.115 1.652 1.983

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.162 -1.930 -0.901
0.03-0.10 Gyr -4.369 -1.745 -0.523
0.10-0.33 Gyr -4.480 -1.816 -0.526
0.33-1.08 Gyr -4.235 -1.720 -0.349
1.08-3.57 Gyr -3.241 -0.981 0.419
3.57-11.75 Gyr -1.342 0.922 1.165
11.75-13.06 Gyr 0.751 1.704 2.165