2025etm

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Information

Transient

Name: AT2025etm
Right ascension: 4h32m47.87s
Declination: -31d49m42.28s
Discovery Date: March 18, 2025, 9:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.019

Host

Name: 2025etm
Right ascension: 4h32m47.04s
Declination: -31d49m04.89s
Redshift: 0.053357
Photometric Redshift:
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.76
Cutout download processed 2.48
Global aperture construction processed 0.59
Local aperture photometry processed 1.77
Global aperture photometry processed 1.89
Validate local photometry processed 0.01
Validate global photometry processed 6.12
Host information processed 0.09
Global host SED inference processed 406.4
Local host SED inference failed 0.0
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Log transient processing status blocked 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) = 4h32m47.87s, -31d49m42.28s
semi major axis, semi minor axis (arcsec) = 1.93, 1.93
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 2.61 2.51 22.857 1.041 AB
PanSTARRS_i 1.48 1.93 23.476 1.417 AB

Aperture details

RA, DEC (J2000) = 4h32m47.03s, -31d49m04.75s
semi major axis, semi minor axis (arcsec) = 10.06, 8.76
angle (degrees, anti-clockwise from east) = -21.11

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 43.64 5.51 19.800 0.137 AB
GALEX_NUV 67.1 4.49 19.333 0.073 AB
PanSTARRS_r 2529.74 12.2 15.392 0.005 AB
2MASS_J 6757.21 238.77 13.431 0.038 Vega
2MASS_H 8156.31 363.14 12.754 0.048 Vega
2MASS_K 6116.41 470.97 12.596 0.084 Vega
WISE_W1 3379.69 33.11 12.379 0.011 Vega
WISE_W2 2022.04 36.69 12.297 0.020 Vega
WISE_W3 1886.61 109.5 10.537 0.063 Vega
WISE_W4 2173.49 743.03 8.937 0.371 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.721 10.778 10.832
{\rm log}_{10}({\rm SFR}) -0.631 -0.353 -0.113
{\rm log}_{10}({\rm sSFR}) -11.405 -11.131 -10.888
{\rm stellar\ age} 7.125 7.947 9.560

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.429 -0.253 -0.100
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.607 -0.498 0.276

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.087 0.160 0.268
\delta -0.728 -0.321 0.079
\tau_1/\tau_2 0.453 0.878 1.276
Q_{PAH} 0.522 1.486 3.554
U_{min} 2.172 6.408 13.538
{\rm log}_{10}(\gamma_e)\, -3.378 -2.348 -1.354

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.250 -3.270 -2.331
{\rm log}_{10}(\tau_{AGN})\, 0.983 1.416 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.705 -0.283 0.040
0.03-0.10 Gyr -1.182 -0.487 -0.075
0.10-0.33 Gyr -1.042 -0.294 0.132
0.33-1.08 Gyr -0.826 -0.091 0.295
1.08-3.57 Gyr -0.277 0.420 0.810
3.57-11.74 Gyr 0.687 0.936 1.044
11.74-13.04 Gyr 0.554 1.068 1.619