2025qcd results

Information

Transient
Name:AT2025qcd
Right ascension: 15h47m48.18s
Declination:14d57m36.87s
Discovery Date:July 2, 2025, 7:54 a.m.
Classification:None
Redshift:None
MW E(B-V):0.035
Host
Name:
Right ascension: 15h47m48.18s
Declination:14d57m36.85s
Redshift:None
Photometric Redshift:0.200
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 27.28
Transient MWEBV processed 0.04
Host match processed 6.13
Host information processed 0.14
Host MWEBV processed 0.03
Global aperture construction processed 0.63
Global aperture photometry processed 6.22
Validate global photometry processed 16.37
Global host SED inference processed 478.6
Local aperture photometry processed 7.72
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):15h47m48.18s, 14d57m36.92s
semi major axis, semi minor axis (arcsec):3.72, 3.15
angle (degrees, anti-clockwise from east):-159.32
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 8.73 2.87 21.548 0.358 AB
SDSS_g 50.85 2.06 19.634 0.044 AB
DES_g 52.1 0.47 19.608 0.010 AB
PanSTARRS_g 55.04 1.13 19.548 0.022 AB
SDSS_r 131.88 3.32 18.600 0.027 AB
PanSTARRS_r 128.38 1.15 18.629 0.010 AB
DES_r 146.51 0.99 18.485 0.007 AB
SDSS_i 186.71 4.46 18.222 0.026 AB
PanSTARRS_i 182.96 0.99 18.244 0.006 AB
PanSTARRS_z 232.0 2.17 17.986 0.010 AB
SDSS_z 227.27 10.26 18.009 0.049 AB
DES_z 263.87 2.99 17.847 0.012 AB
PanSTARRS_y 270.85 5.65 17.818 0.023 AB
2MASS_J 436.38 78.65 16.405 0.196 Vega
2MASS_H 534.2 127.91 15.713 0.260 Vega
2MASS_K 262.24 152.55 16.015 0.632 Vega
WISE_W1 159.97 9.57 15.691 0.065 Vega
WISE_W2 108.04 12.05 15.477 0.121 Vega
WISE_W3 62.09 49.87 14.243 0.872 Vega
WISE_W4 -661.23 427.74 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})\, 10.540 10.661 10.756
{\rm log}_{10}({\rm SFR}) -1.378 -0.124 0.487
{\rm log}_{10}({\rm sSFR}) -12.048 -10.784 -10.093
{\rm stellar\ age} 5.213 6.668 8.734

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.270 -0.954 -0.713
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.274 -0.699 -0.212

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.209 0.346 0.530
\delta -0.937 -0.788 -0.520
\tau_1/\tau_2 0.629 1.044 1.451
Q_{PAH} 1.300 3.245 5.399
U_{min} 2.910 8.454 16.153
{\rm log}_{10}(\gamma_e)\, -2.492 -1.346 -0.401

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.133 -2.796 -1.532
{\rm log}_{10}(\tau_{AGN})\, 1.059 1.554 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.559 -0.231 0.196
0.03-0.10 Gyr -2.016 -0.130 0.581
0.10-0.32 Gyr -2.054 -0.014 0.620
0.32-1.01 Gyr -1.801 0.010 0.647
1.01-3.20 Gyr -0.881 0.441 0.870
3.20-10.18 Gyr -0.030 0.820 1.003
10.18-11.31 Gyr -0.120 0.869 1.692