2025obh results

Information

Transient
Name:AT2025obh
Right ascension: 1h58m45.31s
Declination:14d27m09.13s
Discovery Date:June 18, 2025, 11:16 a.m.
Classification:None
Redshift:None
MW E(B-V):0.045
Host
Name:J015845.31+142709.01
Right ascension: 1h58m45.31s
Declination:14d27m09.01s
Redshift:None
Photometric Redshift:0.092
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 26.96
Transient MWEBV processed 0.07
Host match processed 6.57
Host information processed 0.14
Host MWEBV processed 0.05
Host spectrum download not processed None
Global aperture construction processed 0.68
Global aperture photometry processed 6.41
Validate global photometry processed 17.92
Global host SED inference processed 402.19
Local aperture photometry processed 7.01
Validate local photometry processed 0.02
Local host SED inference processed 432.18
 

Imaging data


 

Spectral Energy Distribution



 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.295 9.392 9.504
{\rm log}_{10}({\rm SFR}) -1.962 -1.240 -0.665
{\rm log}_{10}({\rm sSFR}) -11.354 -10.612 -10.019
{\rm stellar\ age} 5.449 6.828 8.247

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.448 -0.788 -0.281
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.675 -0.795 0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.353 0.732 1.161
\delta -0.391 -0.061 0.229
\tau_1/\tau_2 0.645 0.999 1.323
Q_{PAH} 0.868 2.878 5.252
U_{min} 3.138 7.976 15.048
{\rm log}_{10}(\gamma_e)\, -2.973 -1.887 -0.484

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.634 -0.451 0.003
{\rm log}_{10}(\tau_{AGN})\, 1.173 1.630 2.034

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.125 -1.348 -0.814
0.03-0.10 Gyr -2.101 -1.238 -0.615
0.10-0.33 Gyr -1.870 -1.057 -0.502
0.33-1.06 Gyr -1.754 -0.906 -0.402
1.06-3.46 Gyr -1.194 -0.581 -0.327
3.46-11.29 Gyr -0.805 -0.487 -0.310
11.29-12.55 Gyr -1.073 -0.479 0.102

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.492 9.609 9.722
{\rm log}_{10}({\rm SFR}) -1.346 -0.861 -0.390
{\rm log}_{10}({\rm sSFR}) -11.008 -10.486 -9.973
{\rm stellar\ age} 5.519 7.082 9.052

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.121 -0.617 -0.137
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.658 -0.554 0.218

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.256 0.458 0.694
\delta -0.624 -0.265 0.111
\tau_1/\tau_2 0.645 0.998 1.356
Q_{PAH} 1.543 3.378 5.294
U_{min} 3.046 8.165 15.289
{\rm log}_{10}(\gamma_e)\, -2.444 -1.450 -0.637

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.437 -1.499 -0.753
{\rm log}_{10}(\tau_{AGN})\, 1.004 1.377 1.854

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.467 -0.904 -0.559
0.03-0.10 Gyr -1.527 -0.869 -0.304
0.10-0.33 Gyr -1.521 -0.781 -0.314
0.33-1.06 Gyr -1.650 -0.740 -0.238
1.06-3.46 Gyr -1.315 -0.496 -0.143
3.46-11.29 Gyr -0.731 -0.313 -0.126
11.29-12.55 Gyr -0.813 -0.175 0.503
 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h58m45.31s, 14d27m09.13s
semi major axis, semi minor axis (arcsec):1.16, 1.16
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 14.86 0.22 20.970 0.016 AB
DES_r 31.95 0.39 20.139 0.013 AB
PanSTARRS_i 43.43 0.37 19.805 0.009 AB
PanSTARRS_z 55.16 0.83 19.546 0.016 AB
DES_z 57.88 1.55 19.494 0.029 AB
PanSTARRS_y 60.3 2.07 19.449 0.037 AB

Aperture details

RA, DEC (J2000):1h58m45.30s, 14d27m09.21s
semi major axis, semi minor axis (arcsec):3.47, 2.81
angle (degrees, anti-clockwise from east):-15.35
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.41 0.32 24.875 0.846 AB
GALEX_NUV 1.79 0.42 23.271 0.253 AB
SDSS_u 10.02 2.29 21.398 0.248 AB
SDSS_g 26.9 1.66 20.325 0.067 AB
DES_g 29.4 0.36 20.229 0.013 AB
PanSTARRS_g 30.26 0.7 20.198 0.025 AB
SDSS_r 59.11 2.5 19.471 0.046 AB
PanSTARRS_r 58.17 0.98 19.488 0.018 AB
DES_r 62.48 0.6 19.411 0.010 AB
SDSS_i 83.33 3.6 19.098 0.047 AB
PanSTARRS_i 79.58 0.94 19.148 0.013 AB
PanSTARRS_z 99.05 2.13 18.910 0.023 AB
SDSS_z 97.35 10.07 18.929 0.112 AB
DES_z 103.6 2.22 18.862 0.023 AB
PanSTARRS_y 114.0 5.33 18.758 0.051 AB
2MASS_J 320.25 103.17 16.741 0.350 Vega
2MASS_H 43.72 137.9 18.431 3.424 Vega
2MASS_K 274.14 207.5 15.967 0.822 Vega
WISE_W1 104.43 9.12 16.154 0.095 Vega
WISE_W3 334.57 50.29 12.415 0.163 Vega
WISE_W4 1300.61 385.77 9.495 0.322 Vega