2025osy results

Information

Transient
Name:AT2025osy
Right ascension: 15h43m41.51s
Declination:13d04m38.47s
Discovery Date:June 18, 2025, 9:41 a.m.
Classification:None
Redshift:None
MW E(B-V):0.044
Host
Name:
Right ascension: 15h43m41.69s
Declination:13d04m40.51s
Redshift:0.110712
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 26.15
Transient MWEBV processed 0.11
Host match processed 6.95
Host information processed 0.13
Host MWEBV processed 0.05
Global aperture construction processed 0.23
Global aperture photometry processed 2.83
Validate global photometry processed 4.6
Global host SED inference processed 427.99
Local aperture photometry processed 3.27
Validate local photometry processed 0.02
Local host SED inference not enough filters 17.65
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h43m41.51s, 13d04m38.47s
semi major axis, semi minor axis (arcsec):0.99, 0.99
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 21.55 0.98 20.566 0.049 AB

Aperture details

RA, DEC (J2000):15h43m41.68s, 13d04m40.42s
semi major axis, semi minor axis (arcsec):5.34, 5.24
angle (degrees, anti-clockwise from east):-71.3
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 112.84 5.55 18.769 0.053 AB
SDSS_g 306.36 4.77 17.684 0.017 AB
DES_g 321.3 1.0 17.633 0.003 AB
SDSS_r 492.92 6.23 17.168 0.014 AB
DES_r 538.99 2.19 17.071 0.004 AB
SDSS_i 685.85 7.92 16.809 0.013 AB
SDSS_z 834.43 23.16 16.597 0.030 AB
DES_z 830.17 6.01 16.602 0.008 AB
2MASS_J 946.84 107.21 15.564 0.123 Vega
2MASS_H 1176.44 181.92 14.856 0.168 Vega
2MASS_K 1035.9 211.33 14.524 0.221 Vega
WISE_W1 561.11 15.88 14.328 0.031 Vega
WISE_W2 419.61 17.48 14.004 0.045 Vega
WISE_W3 1731.05 69.32 10.630 0.043 Vega
WISE_W4 1944.69 498.9 9.058 0.279 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})\, 10.316 10.438 10.542
{\rm log}_{10}({\rm SFR}) 0.223 0.919 1.345
{\rm log}_{10}({\rm sSFR}) -10.190 -9.553 -9.033
{\rm stellar\ age} 4.351 6.107 7.651

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.766 -0.392 -0.141
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.443 -0.257 0.223

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.236 0.407
\delta -0.912 -0.701 -0.352
\tau_1/\tau_2 0.588 0.965 1.384
Q_{PAH} 0.418 1.344 3.221
U_{min} 2.141 6.689 13.830
{\rm log}_{10}(\gamma_e)\, -3.376 -2.131 -0.961

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.278 -1.967 -1.353
{\rm log}_{10}(\tau_{AGN})\, 1.152 1.573 1.920

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.489 0.196 0.538
0.03-0.10 Gyr 0.235 1.046 1.492
0.10-0.32 Gyr -0.066 0.698 1.044
0.32-1.05 Gyr -0.476 0.392 0.772
1.05-3.42 Gyr -0.204 0.435 0.771
3.42-11.09 Gyr -0.061 0.470 0.674
11.09-12.32 Gyr -0.280 0.499 1.116