2025szn results

Information

Transient
Name:AT2025szn
Right ascension: 1h18m19.69s
Declination:10d43m12.46s
Discovery Date:July 27, 2025, 11:16 a.m.
Classification:None
Redshift:None
MW E(B-V):0.076
Host
Name:
Right ascension: 1h18m19.67s
Declination:10d43m12.53s
Redshift:None
Photometric Redshift:0.127
 

Cutout Download Report

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

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 33.01
Transient MWEBV processed 0.1
Host match processed 6.43
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 4.85
Validate global photometry processed 12.91
Global host SED inference processed 568.56
Local aperture photometry processed 5.88
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):1h18m19.67s, 10d43m12.67s
semi major axis, semi minor axis (arcsec):4.0, 3.41
angle (degrees, anti-clockwise from east):-83.49
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.26 1.05 23.013 0.506 AB
GALEX_NUV 1.67 1.02 23.342 0.663 AB
SDSS_u 23.8 4.42 20.458 0.201 AB
SDSS_g 43.85 2.09 19.795 0.052 AB
PanSTARRS_g 55.03 0.93 19.548 0.018 AB
SDSS_r 133.46 3.7 18.587 0.030 AB
PanSTARRS_r 131.34 1.03 18.604 0.009 AB
DES_r 143.83 1.19 18.505 0.009 AB
SDSS_i 203.7 4.92 18.128 0.026 AB
PanSTARRS_i 200.74 1.32 18.143 0.007 AB
PanSTARRS_z 267.77 2.14 17.831 0.009 AB
SDSS_z 259.56 12.56 17.864 0.053 AB
PanSTARRS_y 316.56 6.28 17.649 0.022 AB
2MASS_J 490.82 117.03 16.278 0.259 Vega
2MASS_H 481.69 187.18 15.825 0.422 Vega
2MASS_K 657.5 215.63 15.017 0.356 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})\, 10.371 10.489 10.611
{\rm log}_{10}({\rm SFR}) -1.076 0.266 1.050
{\rm log}_{10}({\rm sSFR}) -11.547 -10.221 -9.339
{\rm stellar\ age} 6.401 7.650 11.102

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.322 -0.453 -0.144
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.994 -0.565 -0.252

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.320 0.723 1.154
\delta -0.733 -0.402 0.095
\tau_1/\tau_2 0.391 0.821 1.362
Q_{PAH} 1.177 3.153 5.308
U_{min} 2.768 8.223 16.372
{\rm log}_{10}(\gamma_e)\, -3.146 -1.989 -0.740

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.829 -1.718 -0.708
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.451 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.423 0.044 0.479
0.03-0.10 Gyr -1.604 0.290 1.181
0.10-0.32 Gyr -3.068 -0.761 0.216
0.32-1.04 Gyr -4.296 -1.061 0.029
1.04-3.38 Gyr -2.875 -0.382 0.429
3.38-10.92 Gyr -0.833 0.522 0.777
10.92-12.13 Gyr -0.070 0.941 1.715