2025vlz results

Information

Transient
Name:AT2025vlz
Right ascension: 2h52m19.75s
Declination:0d33m23.11s
Discovery Date:Aug. 23, 2025, 10:21 a.m.
Classification:None
Redshift:None
MW E(B-V):0.079
Host
Name:1169116
Right ascension: 2h52m19.61s
Declination:0d33m21.70s
Redshift:0.043402
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 30.31
Transient MWEBV processed 0.04
Host match processed 4.23
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.4
Validate global photometry processed 17.91
Global host SED inference processed 369.54
Local aperture photometry processed 7.21
Validate local photometry processed 0.02
Local host SED inference processed 481.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h52m19.75s, 0d33m23.11s
semi major axis, semi minor axis (arcsec):2.34, 2.34
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 24.16 1.96 20.442 0.088 AB
SDSS_g 104.88 2.74 18.848 0.028 AB
DES_g 109.82 0.37 18.798 0.004 AB
PanSTARRS_g 102.75 0.62 18.871 0.007 AB
SDSS_r 215.12 3.94 18.068 0.020 AB
PanSTARRS_r 198.58 0.79 18.155 0.004 AB
DES_r 231.49 0.67 17.989 0.003 AB
SDSS_i 310.98 4.9 17.668 0.017 AB
PanSTARRS_i 275.55 0.67 17.799 0.003 AB
PanSTARRS_z 344.1 1.67 17.558 0.005 AB
SDSS_z 416.47 7.9 17.351 0.021 AB
DES_z 410.12 2.43 17.368 0.006 AB
PanSTARRS_y 419.3 4.16 17.344 0.011 AB

Aperture details

RA, DEC (J2000):2h52m19.59s, 0d33m22.47s
semi major axis, semi minor axis (arcsec):19.44, 8.94
angle (degrees, anti-clockwise from east):-123.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 40.94 1.3 19.870 0.035 AB
GALEX_NUV 60.41 0.98 19.447 0.018 AB
SDSS_u 197.82 9.57 18.159 0.053 AB
SDSS_g 707.67 7.94 16.775 0.012 AB
DES_g 657.8 1.07 16.855 0.002 AB
PanSTARRS_g 773.75 3.27 16.678 0.005 AB
SDSS_r 1350.64 11.19 16.074 0.009 AB
PanSTARRS_r 1314.38 4.09 16.103 0.003 AB
DES_r 1231.56 1.73 16.174 0.002 AB
SDSS_i 1752.97 14.84 15.791 0.009 AB
PanSTARRS_i 1788.85 3.51 15.769 0.002 AB
PanSTARRS_z 2094.59 9.05 15.597 0.005 AB
SDSS_z 2413.42 35.68 15.443 0.016 AB
DES_z 1995.66 5.98 15.650 0.003 AB
PanSTARRS_y 2607.24 23.42 15.360 0.010 AB
2MASS_J 4167.97 293.63 13.955 0.076 Vega
2MASS_H 4236.51 454.54 13.465 0.116 Vega
2MASS_K 3040.83 489.13 13.355 0.175 Vega
WISE_W1 1665.1 26.08 13.147 0.017 Vega
WISE_W2 1131.36 32.34 12.927 0.031 Vega
WISE_W3 3243.15 145.45 9.949 0.049 Vega
WISE_W4 4039.67 806.64 8.264 0.217 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.289 9.454 9.600
{\rm log}_{10}({\rm SFR}) -0.983 -0.508 -0.045
{\rm log}_{10}({\rm sSFR}) -10.545 -10.005 -9.384
{\rm stellar\ age} 4.499 6.756 8.410

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.233 -0.693 -0.387
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.762 -0.029 0.294

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.436 0.775 1.161
\delta -0.714 -0.328 -0.024
\tau_1/\tau_2 0.699 1.015 1.367
Q_{PAH} 0.720 2.242 4.592
U_{min} 2.925 7.688 14.697
{\rm log}_{10}(\gamma_e)\, -3.281 -2.162 -0.930

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -2.839 -1.200
{\rm log}_{10}(\tau_{AGN})\, 0.875 1.325 1.812

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.819 -0.473 -0.183
0.03-0.10 Gyr -1.267 -0.546 0.009
0.10-0.33 Gyr -1.415 -0.620 -0.113
0.33-1.09 Gyr -1.359 -0.649 -0.222
1.09-3.59 Gyr -1.164 -0.558 -0.281
3.59-11.86 Gyr -1.000 -0.526 -0.268
11.86-13.18 Gyr -1.168 -0.467 0.132

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.182 10.232 10.312
{\rm log}_{10}({\rm SFR}) -0.214 0.101 0.358
{\rm log}_{10}({\rm sSFR}) -10.448 -10.126 -9.849
{\rm stellar\ age} 6.887 7.628 9.448

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.824 -0.584 -0.406
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.794 0.216 0.407

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.319 0.480
\delta -0.283 -0.039 0.164
\tau_1/\tau_2 0.536 0.869 1.197
Q_{PAH} 0.705 1.680 3.086
U_{min} 2.488 7.295 14.282
{\rm log}_{10}(\gamma_e)\, -2.940 -2.144 -1.340

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.950 -1.653 -1.374
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.415 1.728

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.686 -0.707 -0.366
0.03-0.10 Gyr -0.121 0.236 0.513
0.10-0.33 Gyr -0.293 0.106 0.388
0.33-1.09 Gyr -0.489 -0.060 0.160
1.09-3.59 Gyr -0.428 0.037 0.295
3.59-11.86 Gyr 0.111 0.357 0.468
11.86-13.18 Gyr 0.035 0.516 1.110