2025lhu

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Information

Transient

Name: AT2025lhu
Right ascension: 22h51m20.29s
Declination: 18d34m15.72s
Discovery Date: May 22, 2025, 10:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.054

Host

Name: 2025lhu
Right ascension: 22h51m20.20s
Declination: 18d34m15.84s
Redshift: None
Photometric Redshift: 0.097
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.84
Cutout download processed 16.19
Global aperture construction processed 0.61
Local aperture photometry processed 5.85
Global aperture photometry processed 6.43
Validate local photometry processed 0.02
Validate global photometry processed 17.77
Host information processed 0.1
Global host SED inference processed 448.44
Local host SED inference processed 444.4
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.07
Processing status completed N/A N/A
 

Cutout Download Report

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:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 22h51m20.29s, 18d34m15.72s
semi major axis, semi minor axis (arcsec) = 1.12, 1.12
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_r 31.14 0.42 20.167 0.015 AB
PanSTARRS_i 42.52 0.4 19.829 0.010 AB
PanSTARRS_z 54.26 0.75 19.564 0.015 AB
DES_z 60.17 1.32 19.452 0.024 AB
PanSTARRS_y 66.79 2.08 19.338 0.034 AB

Aperture details

RA, DEC (J2000) = 22h51m20.17s, 18d34m16.40s
semi major axis, semi minor axis (arcsec) = 11.16, 3.6
angle (degrees, anti-clockwise from east) = -35.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.29 0.7 22.608 0.232 AB
GALEX_NUV 6.86 0.47 21.809 0.075 AB
SDSS_u 72.5 6.97 19.249 0.104 AB
SDSS_g 147.2 3.65 18.480 0.027 AB
DES_g 159.38 0.56 18.394 0.004 AB
SDSS_r 314.08 5.9 17.657 0.020 AB
PanSTARRS_r 322.39 2.03 17.629 0.007 AB
DES_r 344.4 1.49 17.557 0.005 AB
SDSS_i 498.17 8.11 17.157 0.018 AB
PanSTARRS_i 456.93 2.17 17.250 0.005 AB
PanSTARRS_z 608.11 4.1 16.940 0.007 AB
SDSS_z 609.24 24.7 16.938 0.044 AB
DES_z 651.38 4.46 16.865 0.007 AB
PanSTARRS_y 710.03 11.61 16.772 0.018 AB
2MASS_J 1166.62 168.17 15.338 0.157 Vega
2MASS_H 1411.11 245.27 14.658 0.189 Vega
2MASS_K 1115.02 325.33 14.444 0.317 Vega
WISE_W1 541.17 18.46 14.368 0.037 Vega
WISE_W2 334.84 20.3 14.249 0.066 Vega
WISE_W3 1074.26 95.34 11.148 0.096 Vega
WISE_W4 1810.18 668.62 9.136 0.401 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.250 9.428 9.569
{\rm log}_{10}({\rm SFR}) -1.531 -0.921 -0.094
{\rm log}_{10}({\rm sSFR}) -10.994 -10.365 -9.506
{\rm stellar\ age} 3.506 6.395 7.810

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.223 -0.395 -0.011
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.494 -0.698 0.125

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.345 0.861 1.448
\delta -0.449 -0.086 0.226
\tau_1/\tau_2 0.562 0.940 1.305
Q_{PAH} 0.775 2.686 5.350
U_{min} 2.866 7.692 14.570
{\rm log}_{10}(\gamma_e)\, -3.230 -2.157 -1.056

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.987 -0.586 0.044
{\rm log}_{10}(\tau_{AGN})\, 0.984 1.334 1.923

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.803 -1.075 -0.468
0.03-0.10 Gyr -1.709 -0.940 -0.013
0.10-0.33 Gyr -1.643 -0.803 -0.106
0.33-1.06 Gyr -1.668 -0.726 -0.171
1.06-3.45 Gyr -1.709 -0.566 -0.266
3.45-11.24 Gyr -1.473 -0.504 -0.273
11.24-12.49 Gyr -1.570 -0.516 0.101

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.378 10.469 10.577
{\rm log}_{10}({\rm SFR}) -0.214 0.493 0.990
{\rm log}_{10}({\rm sSFR}) -10.728 -9.957 -9.410
{\rm stellar\ age} 6.839 7.584 10.884

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.843 -0.490 -0.296
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.322 -0.005 0.377

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.309 0.449 0.631
\delta -0.811 -0.514 -0.044
\tau_1/\tau_2 0.511 0.896 1.317
Q_{PAH} 0.833 2.207 4.040
U_{min} 2.854 8.537 16.210
{\rm log}_{10}(\gamma_e)\, -2.947 -1.800 -1.050

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.289 -3.195 -2.137
{\rm log}_{10}(\tau_{AGN})\, 1.085 1.557 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.817 -0.889 -0.188
0.03-0.10 Gyr -0.109 0.641 1.151
0.10-0.33 Gyr -1.966 -0.088 0.427
0.33-1.06 Gyr -3.323 -0.558 0.038
1.06-3.45 Gyr -2.237 -0.135 0.391
3.45-11.24 Gyr -0.224 0.599 0.767
11.24-12.49 Gyr -0.194 0.822 1.622