2025lhn results

Information

Transient
Name:AT2025lhn
Right ascension: 12h53m48.62s
Declination:44d44m51.59s
Discovery Date:May 22, 2025, 6:39 p.m.
Classification:None
Redshift:None
MW E(B-V):0.023
Host
Name:2025lhn
Right ascension: 12h53m48.68s
Declination:44d44m52.19s
Redshift:0.077807
Photometric Redshift:0.097
 

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
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 15.06
Transient MWEBV processed 0.06
Host match processed 1.62
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.54
Validate global photometry processed 15.87
Global host SED inference processed 410.51
Local aperture photometry processed 5.44
Validate local photometry processed 0.02
Local host SED inference processed 461.94
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h53m48.62s, 44d44m51.59s
semi major axis, semi minor axis (arcsec):1.36, 1.36
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 44.76 0.39 19.773 0.010 AB
SDSS_r 84.15 2.44 19.087 0.031 AB
PanSTARRS_r 86.2 0.44 19.061 0.006 AB
SDSS_i 119.32 2.98 18.708 0.027 AB
PanSTARRS_i 123.85 0.48 18.668 0.004 AB
PanSTARRS_z 148.27 0.94 18.472 0.007 AB
SDSS_z 148.01 5.22 18.474 0.038 AB
PanSTARRS_y 170.31 2.14 18.322 0.014 AB

Aperture details

RA, DEC (J2000):12h53m48.66s, 44d44m52.16s
semi major axis, semi minor axis (arcsec):10.33, 7.08
angle (degrees, anti-clockwise from east):-169.33
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.5 3.31 20.620 0.175 AB
GALEX_NUV 22.59 0.83 20.515 0.040 AB
SDSS_u 92.04 6.65 18.990 0.078 AB
SDSS_g 277.85 4.84 17.790 0.019 AB
PanSTARRS_g 324.31 2.32 17.623 0.008 AB
SDSS_r 531.32 6.87 17.087 0.014 AB
PanSTARRS_r 543.57 2.51 17.062 0.005 AB
SDSS_i 684.9 9.05 16.811 0.014 AB
PanSTARRS_i 723.91 2.84 16.751 0.004 AB
PanSTARRS_z 865.56 5.63 16.557 0.007 AB
SDSS_z 997.46 27.61 16.403 0.030 AB
PanSTARRS_y 1041.37 13.27 16.356 0.014 AB
2MASS_J 1185.54 209.97 15.320 0.192 Vega
2MASS_H 1384.61 369.3 14.679 0.290 Vega
2MASS_K 1271.19 347.12 14.302 0.296 Vega
WISE_W1 579.41 14.89 14.294 0.028 Vega
WISE_W2 343.62 19.05 14.221 0.060 Vega
WISE_W3 786.83 83.6 11.486 0.115 Vega
WISE_W4 667.57 409.66 10.219 0.666 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.598 9.722 9.852
{\rm log}_{10}({\rm SFR}) -1.860 -1.089 -0.544
{\rm log}_{10}({\rm sSFR}) -11.586 -10.799 -10.274
{\rm stellar\ age} 6.503 7.983 11.670

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.543 -1.000 -0.608
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.531 -0.494 0.190

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.286 0.611 0.948
\delta -0.626 -0.211 0.186
\tau_1/\tau_2 0.622 0.992 1.361
Q_{PAH} 0.864 3.320 5.621
U_{min} 3.196 8.166 15.085
{\rm log}_{10}(\gamma_e)\, -3.061 -1.970 -0.571

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.841 -0.932 -0.304
{\rm log}_{10}(\tau_{AGN})\, 1.037 1.439 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.999 -1.227 -0.775
0.03-0.10 Gyr -2.259 -1.144 -0.452
0.10-0.33 Gyr -2.817 -1.292 -0.518
0.33-1.07 Gyr -3.262 -1.259 -0.420
1.07-3.50 Gyr -3.076 -0.956 -0.215
3.50-11.46 Gyr -1.129 -0.233 -0.029
11.46-12.73 Gyr -0.512 0.131 0.926

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.298 10.335 10.376
{\rm log}_{10}({\rm SFR}) -0.682 -0.387 -0.077
{\rm log}_{10}({\rm sSFR}) -11.015 -10.734 -10.400
{\rm stellar\ age} 6.720 7.341 8.250

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.514 -0.402 -0.305
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.113 -0.337 0.175

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.051 0.097 0.174
\delta -0.720 -0.320 0.068
\tau_1/\tau_2 0.650 0.979 1.302
Q_{PAH} 1.654 3.580 5.271
U_{min} 2.464 7.543 14.911
{\rm log}_{10}(\gamma_e)\, -1.861 -0.894 -0.270

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.029 -2.784 -1.720
{\rm log}_{10}(\tau_{AGN})\, 1.317 1.806 2.056

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.331 -0.802 -0.593
0.03-0.10 Gyr -0.661 -0.286 0.068
0.10-0.33 Gyr -0.291 0.001 0.256
0.33-1.07 Gyr -0.270 0.011 0.193
1.07-3.50 Gyr -0.126 0.201 0.417
3.50-11.46 Gyr 0.381 0.507 0.587
11.46-12.73 Gyr 0.180 0.598 0.976