2025whz results

Information

Transient
Name:AT2025whz
Right ascension: 1h49m59.24s
Declination:17d50m22.44s
Discovery Date:Aug. 30, 2025, 1:29 a.m.
Classification:None
Redshift:None
MW E(B-V):0.042
Host
Name:
Right ascension: 1h49m59.27s
Declination:17d50m22.14s
Redshift:None
Photometric Redshift:0.184
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
GALEX_FUV
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 18.5
Transient MWEBV processed 0.05
Host match processed 5.91
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 4.4
Validate global photometry processed 13.46
Global host SED inference processed 420.13
Local aperture photometry processed 4.98
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):1h49m59.26s, 17d50m22.27s
semi major axis, semi minor axis (arcsec):3.93, 1.97
angle (degrees, anti-clockwise from east):-45.78
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 6.39 2.05 21.886 0.348 AB
SDSS_u 10.34 3.4 21.363 0.357 AB
SDSS_g 20.04 1.52 20.645 0.083 AB
PanSTARRS_g 22.5 0.71 20.519 0.034 AB
SDSS_r 39.44 2.19 19.910 0.060 AB
PanSTARRS_r 40.38 0.95 19.885 0.026 AB
SDSS_i 54.8 3.01 19.553 0.060 AB
PanSTARRS_i 54.59 1.17 19.557 0.023 AB
PanSTARRS_z 67.87 1.67 19.321 0.027 AB
SDSS_z 65.43 8.53 19.360 0.142 AB
PanSTARRS_y 80.43 4.52 19.136 0.061 AB
2MASS_J 21.75 68.47 19.661 3.418 Vega
2MASS_H 124.12 100.08 17.298 0.875 Vega
2MASS_K 225.84 147.27 16.178 0.708 Vega
WISE_W1 45.32 8.23 17.060 0.197 Vega
WISE_W2 30.64 11.78 16.845 0.417 Vega
WISE_W3 143.71 49.59 13.332 0.375 Vega
WISE_W4 663.56 355.39 10.225 0.581 Vega
 

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})\, 9.893 10.029 10.151
{\rm log}_{10}({\rm SFR}) -0.367 0.298 0.671
{\rm log}_{10}({\rm sSFR}) -10.330 -9.735 -9.325
{\rm stellar\ age} 4.574 6.285 8.444

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.496 -1.018 -0.419
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.610 -0.748 0.099

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.345 0.617 0.893
\delta -0.135 0.127 0.298
\tau_1/\tau_2 0.682 1.096 1.500
Q_{PAH} 0.794 2.356 4.647
U_{min} 3.418 9.370 16.789
{\rm log}_{10}(\gamma_e)\, -2.548 -1.441 -0.441

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.776 -1.945 -0.952
{\rm log}_{10}(\tau_{AGN})\, 1.018 1.448 1.883

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.466 -0.860 -0.196
0.03-0.10 Gyr -0.282 0.436 0.825
0.10-0.32 Gyr -0.437 0.407 0.803
0.32-1.02 Gyr -1.570 -0.158 0.316
1.02-3.24 Gyr -1.657 -0.121 0.241
3.24-10.34 Gyr -0.634 0.116 0.328
10.34-11.48 Gyr -0.696 0.289 1.047