2025lgn

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Information

Transient

Name: AT2025lgn
Right ascension: 18h29m34.09s
Declination: 39d14m27.90s
Discovery Date: May 21, 2025, 8:52 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.028

Host

Name: 2025lgn
Right ascension: 18h29m34.11s
Declination: 39d14m27.83s
Redshift: None
Photometric Redshift: 0.154
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.75
Transient MWEBV processed 0.04
Host match processed 4.17
Host information processed 0.08
Host MWEBV processed 0.09
Global aperture construction processed 0.67
Global aperture photometry processed 5.58
Validate global photometry processed 13.8
Global host SED inference processed 412.23
Local aperture photometry processed 5.5
Validate local photometry no valid phot 0.02
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) = 18h29m34.09s, 39d14m27.90s
semi major axis, semi minor axis (arcsec) = 0.75, 0.75
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) = 18h29m34.10s, 39d14m28.00s
semi major axis, semi minor axis (arcsec) = 3.39, 2.8
angle (degrees, anti-clockwise from east) = -14.7

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 23.7 0.35 20.463 0.016 AB
PanSTARRS_g 26.71 0.64 20.333 0.026 AB
PanSTARRS_r 36.68 0.89 19.989 0.026 AB
PanSTARRS_i 54.57 0.62 19.558 0.012 AB
PanSTARRS_z 54.36 2.04 19.562 0.041 AB
DES_z 64.32 1.86 19.379 0.031 AB
PanSTARRS_y 62.78 4.58 19.405 0.079 AB
2MASS_J 163.31 71.69 17.473 0.477 Vega
2MASS_H 191.9 89.3 16.825 0.505 Vega
2MASS_K 132.21 136.41 16.759 1.120 Vega
WISE_W1 39.15 11.21 17.219 0.311 Vega
WISE_W3 65.48 35.07 14.186 0.582 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})\, 9.325 9.510 9.646
{\rm log}_{10}({\rm SFR}) -0.349 0.023 0.447
{\rm log}_{10}({\rm sSFR}) -9.914 -9.494 -8.982
{\rm stellar\ age} 1.627 3.990 5.751

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.096 -0.370 -0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.937 0.154 0.354

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.279 0.459 0.669
\delta -0.776 -0.458 -0.120
\tau_1/\tau_2 0.675 1.043 1.434
Q_{PAH} 0.754 2.088 4.294
U_{min} 2.423 7.734 15.065
{\rm log}_{10}(\gamma_e)\, -2.988 -2.049 -0.927

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.604 -1.493 -0.719
{\rm log}_{10}(\tau_{AGN})\, 1.035 1.404 1.818

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.281 -0.064 0.142
0.03-0.10 Gyr -0.519 0.043 0.557
0.10-0.32 Gyr -0.289 0.158 0.504
0.32-1.03 Gyr -0.527 0.055 0.401
1.03-3.31 Gyr -1.116 -0.370 -0.074
3.31-10.63 Gyr -1.613 -0.642 -0.291
10.63-11.81 Gyr -1.818 -0.672 -0.097