2025osv results

Information

Transient
Name:AT2025osv
Right ascension: 15h44m48.44s
Declination:0d27m36.74s
Discovery Date:June 19, 2025, 7:15 a.m.
Classification:None
Redshift:None
MW E(B-V):0.084
Host
Name:
Right ascension: 15h44m48.37s
Declination:0d27m36.76s
Redshift:None
Photometric Redshift:0.159
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_z
 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 38.08
Transient MWEBV processed 0.09
Host match processed 5.94
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.26
Global aperture photometry processed 3.48
Validate global photometry processed 6.01
Global host SED inference processed 419.18
Local aperture photometry processed 4.02
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):15h44m48.36s, 0d27m36.94s
semi major axis, semi minor axis (arcsec):8.33, 5.62
angle (degrees, anti-clockwise from east):-55.37
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 17.86 3.16 20.770 0.192 AB
GALEX_NUV 18.39 0.96 20.738 0.057 AB
SDSS_u 69.32 5.52 19.298 0.086 AB
SDSS_g 147.87 4.07 18.475 0.030 AB
DES_g 147.23 0.73 18.480 0.005 AB
SDSS_r 278.87 5.23 17.787 0.020 AB
DES_r 291.19 1.51 17.740 0.006 AB
SDSS_i 370.79 7.57 17.477 0.022 AB
SDSS_z 555.13 16.61 17.039 0.032 AB
DES_z 485.06 5.27 17.186 0.012 AB
2MASS_J 869.93 167.73 15.656 0.209 Vega
2MASS_H 1011.5 291.69 15.020 0.313 Vega
2MASS_K 1134.42 303.68 14.425 0.291 Vega
WISE_W1 642.18 21.92 14.182 0.037 Vega
WISE_W2 405.02 25.69 14.042 0.069 Vega
WISE_W3 808.88 109.75 11.456 0.147 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})\, 10.617 10.705 10.774
{\rm log}_{10}({\rm SFR}) 1.076 1.269 1.494
{\rm log}_{10}({\rm sSFR}) -9.634 -9.436 -9.186
{\rm stellar\ age} 4.627 5.874 6.842

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.430 -0.077 0.100
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.833 -1.426 -0.122

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.407 0.582 0.824
\delta -0.253 -0.027 0.167
\tau_1/\tau_2 0.365 0.669 0.995
Q_{PAH} 0.361 1.131 2.446
U_{min} 2.006 6.104 12.657
{\rm log}_{10}(\gamma_e)\, -3.562 -2.948 -1.864

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.364 -3.422 -2.457
{\rm log}_{10}(\tau_{AGN})\, 0.998 1.446 1.884

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.601 1.016 1.224
0.03-0.10 Gyr 1.098 1.351 1.613
0.10-0.32 Gyr 0.525 1.004 1.329
0.32-1.03 Gyr 0.290 0.714 0.995
1.03-3.30 Gyr 0.485 0.780 1.002
3.30-10.58 Gyr 0.535 0.801 0.955
10.58-11.76 Gyr 0.365 0.828 1.253