2025afvv results

Information

Transient
Name:AT2025afvv
Right ascension: 20h59m31.74s
Declination:10d41m47.58s
Discovery Date:Nov. 30, 2025, 2:26 a.m.
Classification:None
Redshift:None
MW E(B-V):0.102
Host
Name:
Right ascension: 20h59m31.39s
Declination:10d41m53.96s
Redshift:None
Photometric Redshift:0.055
 

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 21.8
Transient MWEBV processed 0.04
Host match processed 6.01
Host information processed 0.19
Host MWEBV processed 0.05
Global aperture construction processed 0.69
Global aperture photometry processed 7.63
Validate global photometry processed 20.58
Global host SED inference processed 1029.44
Local aperture photometry processed 7.54
Validate local photometry processed 0.03
Local host SED inference processed 463.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h59m31.74s, 10d41m47.58s
semi major axis, semi minor axis (arcsec):1.86, 1.86
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 6.21 1.65 21.918 0.289 AB
SDSS_g 11.03 1.04 21.293 0.103 AB
DES_g 10.81 0.18 21.315 0.018 AB
PanSTARRS_g 10.87 0.52 21.309 0.052 AB
SDSS_r 13.54 1.33 21.071 0.107 AB
PanSTARRS_r 15.22 0.57 20.944 0.040 AB
DES_r 17.6 0.36 20.786 0.022 AB
SDSS_i 22.11 1.83 20.538 0.090 AB
PanSTARRS_i 20.53 0.65 20.619 0.034 AB
PanSTARRS_z 25.73 1.84 20.374 0.077 AB
SDSS_z 19.46 5.58 20.677 0.311 AB
DES_z 24.66 1.07 20.420 0.047 AB
PanSTARRS_y 16.53 3.92 20.854 0.258 AB

Aperture details

RA, DEC (J2000):20h59m31.40s, 10d41m53.51s
semi major axis, semi minor axis (arcsec):13.46, 5.27
angle (degrees, anti-clockwise from east):-28.24
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_z 1038.4 8.23 16.359 0.009 AB
WISE_W1 540.64 29.95 14.369 0.060 Vega
WISE_W3 510.8 106.59 11.955 0.227 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.162 8.325 8.456
{\rm log}_{10}({\rm SFR}) -2.089 -1.631 -0.996
{\rm log}_{10}({\rm sSFR}) -10.469 -9.954 -9.191
{\rm stellar\ age} 2.483 5.809 7.334

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.546 -1.051 -0.484
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.820 -1.548 -0.674

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.136 0.363 0.817
\delta -0.532 -0.112 0.212
\tau_1/\tau_2 0.576 0.960 1.326
Q_{PAH} 0.940 2.784 5.445
U_{min} 2.923 8.345 15.698
{\rm log}_{10}(\gamma_e)\, -2.893 -1.726 -0.548

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.748 -0.140 0.163
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.467 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.222 -1.703 -1.292
0.03-0.10 Gyr -2.287 -1.643 -0.914
0.10-0.33 Gyr -2.172 -1.513 -0.925
0.33-1.08 Gyr -2.158 -1.488 -1.094
1.08-3.56 Gyr -2.327 -1.574 -1.322
3.56-11.72 Gyr -2.625 -1.688 -1.414
11.72-13.02 Gyr -2.903 -1.764 -1.213

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.807 10.067 10.220
{\rm log}_{10}({\rm SFR}) -1.591 -0.454 0.284
{\rm log}_{10}({\rm sSFR}) -11.572 -10.501 -9.748
{\rm stellar\ age} 3.651 7.496 10.136

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.523 -1.034 -0.595
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.330 -0.618 0.141

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.043 0.123 0.244
\delta -0.931 -0.682 -0.192
\tau_1/\tau_2 0.372 0.829 1.353
Q_{PAH} 0.319 1.038 3.399
U_{min} 2.544 7.404 14.710
{\rm log}_{10}(\gamma_e)\, -3.502 -2.645 -1.524

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.207 -2.865 -1.843
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.491 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.743 -0.558 -0.019
0.03-0.10 Gyr -2.637 -0.500 0.392
0.10-0.33 Gyr -3.018 -0.716 0.194
0.33-1.08 Gyr -3.166 -0.603 0.269
1.08-3.56 Gyr -2.173 -0.356 0.288
3.56-11.72 Gyr -1.384 0.064 0.363
11.72-13.02 Gyr -1.263 0.205 1.102