2025llh results

Information

Transient
Name:AT2025llh
Right ascension: 18h21m44.38s
Declination:38d47m48.04s
Discovery Date:May 23, 2025, 8:41 a.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:2025llh
Right ascension: 18h21m44.29s
Declination:38d47m50.03s
Redshift:None
Photometric Redshift:0.121
 

Cutout Download Report

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

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 2.95
Transient MWEBV processed 0.04
Host match processed 4.09
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 4.76
Validate global photometry processed 13.45
Global host SED inference processed 388.14
Local aperture photometry processed 4.98
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):18h21m44.27s, 38d47m50.65s
semi major axis, semi minor axis (arcsec):9.57, 4.22
angle (degrees, anti-clockwise from east):-33.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 30.49 4.43 20.190 0.158 AB
GALEX_NUV 28.68 2.87 20.256 0.109 AB
PanSTARRS_g 176.97 1.49 18.280 0.009 AB
PanSTARRS_r 267.07 1.77 17.833 0.007 AB
PanSTARRS_i 341.55 1.37 17.566 0.004 AB
PanSTARRS_z 340.57 4.73 17.569 0.015 AB
DES_z 386.08 3.94 17.433 0.011 AB
PanSTARRS_y 350.93 12.13 17.537 0.038 AB
2MASS_J 460.49 157.86 16.347 0.372 Vega
2MASS_H 221.28 252.99 16.670 1.241 Vega
2MASS_K 72.16 254.51 17.416 3.829 Vega
WISE_W1 253.36 16.99 15.192 0.073 Vega
WISE_W2 147.16 16.63 15.142 0.123 Vega
WISE_W3 428.77 63.13 12.145 0.160 Vega
WISE_W4 356.9 320.63 10.899 0.975 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})\, 9.994 10.075 10.166
{\rm log}_{10}({\rm SFR}) -0.177 0.046 0.278
{\rm log}_{10}({\rm sSFR}) -10.273 -10.034 -9.786
{\rm stellar\ age} 2.729 4.548 5.892

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.103 -0.759 -0.474
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.616 -1.093 -0.116

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.184 0.311
\delta -0.588 -0.138 0.192
\tau_1/\tau_2 0.608 0.947 1.271
Q_{PAH} 1.008 2.138 3.800
U_{min} 2.397 7.029 14.139
{\rm log}_{10}(\gamma_e)\, -2.902 -1.991 -1.151

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.933 -2.567 -1.708
{\rm log}_{10}(\tau_{AGN})\, 0.931 1.342 1.812

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.003 0.170 0.327
0.03-0.10 Gyr -0.391 -0.017 0.284
0.10-0.32 Gyr -0.211 0.211 0.505
0.32-1.05 Gyr 0.347 0.615 0.805
1.05-3.39 Gyr 0.202 0.439 0.605
3.39-10.98 Gyr -0.594 0.023 0.261
10.98-12.21 Gyr -1.010 -0.115 0.384