2025lgk

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Information

Transient

Name: AT2025lgk
Right ascension: 20h51m31.12s
Declination: 7d04m06.11s
Discovery Date: May 16, 2025, 11:04 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.073

Host

Name: 2025lgk
Right ascension: 20h51m31.21s
Declination: 7d04m02.86s
Redshift: None
Photometric Redshift: 0.164
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.96
Transient MWEBV processed 0.05
Host match processed 3.6
Host information processed 0.1
Host MWEBV processed 0.1
Global aperture construction processed 0.99
Global aperture photometry processed 7.97
Validate global photometry processed 21.61
Global host SED inference processed 481.26
Local aperture photometry processed 7.7
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 20h51m31.12s, 7d04m06.11s
semi major axis, semi minor axis (arcsec) = 0.71, 0.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 20h51m31.13s, 7d04m03.74s
semi major axis, semi minor axis (arcsec) = 7.03, 5.28
angle (degrees, anti-clockwise from east) = -33.77

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.94 2.34 21.522 0.284 AB
GALEX_NUV 15.81 2.3 20.903 0.158 AB
SDSS_u 19.54 5.12 20.673 0.285 AB
SDSS_g 32.84 2.49 20.109 0.082 AB
DES_g 42.33 0.55 19.833 0.014 AB
PanSTARRS_g 38.5 1.34 19.936 0.038 AB
SDSS_r 54.25 3.79 19.564 0.076 AB
PanSTARRS_r 60.98 1.76 19.437 0.031 AB
DES_r 62.99 0.79 19.402 0.014 AB
SDSS_i 61.77 5.5 19.423 0.097 AB
PanSTARRS_i 65.79 1.5 19.355 0.025 AB
PanSTARRS_z 62.87 4.66 19.404 0.081 AB
SDSS_z 45.23 19.31 19.761 0.463 AB
DES_z 78.69 2.26 19.160 0.031 AB
PanSTARRS_y 39.2 13.57 19.917 0.376 AB
2MASS_J 232.59 181.39 17.089 0.847 Vega
2MASS_H 604.91 294.07 15.578 0.528 Vega
2MASS_K 86.79 281.29 17.216 3.519 Vega
WISE_W1 42.32 22.58 17.135 0.579 Vega
WISE_W2 17.03 18.98 17.483 1.210 Vega
WISE_W3 34.87 66.37 14.870 2.066 Vega
WISE_W4 220.53 400.23 11.421 1.970 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

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})\, 9.105 9.462 9.705
{\rm log}_{10}({\rm SFR}) 0.599 0.878 1.128
{\rm log}_{10}({\rm sSFR}) -8.998 -8.552 -8.008
{\rm stellar\ age} 0.295 3.546 5.672

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.071 -0.258 0.007
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.230 -0.738 -0.252

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.111 0.339 0.767
\delta -0.141 0.203 0.334
\tau_1/\tau_2 0.797 1.249 1.624
Q_{PAH} 1.016 2.937 5.014
U_{min} 3.193 8.832 16.039
{\rm log}_{10}(\gamma_e)\, -3.056 -1.859 -0.814

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.933 -1.911 -0.650
{\rm log}_{10}(\tau_{AGN})\, 0.863 1.283 1.796

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.187 0.172 0.494
0.03-0.10 Gyr 0.732 1.012 1.269
0.10-0.32 Gyr -1.663 0.071 0.594
0.32-1.03 Gyr -2.903 -0.657 -0.060
1.03-3.29 Gyr -3.141 -0.810 -0.287
3.29-10.53 Gyr -3.262 -0.833 -0.303
10.53-11.71 Gyr -3.167 -0.793 -0.033