2025ewj

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Information

Transient

Name: AT2025ewj
Right ascension: 11h14m55.93s
Declination: -0d31m37.53s
Discovery Date: March 18, 2025, 2:57 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name: 2025ewj
Right ascension: 11h14m55.86s
Declination: -0d31m38.05s
Redshift: None
Photometric Redshift: 0.124
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.67
Cutout download processed 14.41
Global aperture construction processed 0.62
Local aperture photometry processed 4.31
Global aperture photometry processed 4.39
Validate local photometry no valid phot 0.03
Validate global photometry processed 14.2
Host information processed 0.08
Global host SED inference processed 486.82
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.07
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) = 11h14m55.93s, -0d31m37.53s
semi major axis, semi minor axis (arcsec) = 0.9, 0.9
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 11h14m55.86s, -0d31m37.93s
semi major axis, semi minor axis (arcsec) = 4.76, 3.06
angle (degrees, anti-clockwise from east) = -72.52

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.13 0.86 21.624 0.115 AB
GALEX_NUV 10.99 0.71 21.298 0.070 AB
SDSS_u 9.82 3.28 21.419 0.362 AB
SDSS_g 46.01 2.1 19.743 0.050 AB
PanSTARRS_g 42.8 1.04 19.821 0.026 AB
PanSTARRS_r 56.21 1.18 19.526 0.023 AB
SDSS_i 82.05 3.76 19.115 0.050 AB
PanSTARRS_i 64.37 1.33 19.378 0.022 AB
PanSTARRS_z 74.91 2.21 19.214 0.032 AB
SDSS_z 80.23 11.58 19.139 0.157 AB
PanSTARRS_y 83.44 6.82 19.097 0.089 AB
2MASS_J 78.0 112.51 18.275 1.566 Vega
2MASS_H 316.27 149.51 16.282 0.513 Vega
2MASS_K -232.71 236.81 Vega
WISE_W1 17.55 12.13 18.090 0.750 Vega
WISE_W2 -1.81 16.96 Vega
WISE_W3 69.47 80.08 14.122 1.251 Vega
WISE_W4 161.39 443.82 11.760 2.986 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})\, 8.960 9.308 9.530
{\rm log}_{10}({\rm SFR}) -0.273 0.500 0.933
{\rm log}_{10}({\rm sSFR}) -9.766 -8.816 -8.006
{\rm stellar\ age} 0.179 1.398 5.084

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.643 -0.902 0.010
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.611 -0.822 0.157

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.290 0.694 1.171
\delta -0.163 0.129 0.321
\tau_1/\tau_2 0.551 1.039 1.531
Q_{PAH} 1.278 3.091 5.021
U_{min} 3.362 9.873 17.617
{\rm log}_{10}(\gamma_e)\, -3.132 -2.178 -0.839

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.795 -1.863 -0.697
{\rm log}_{10}(\tau_{AGN})\, 0.896 1.369 1.810

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.878 -0.578 -0.040
0.03-0.10 Gyr -0.204 0.644 1.088
0.10-0.32 Gyr -0.989 0.389 0.928
0.32-1.05 Gyr -3.170 -1.001 -0.032
1.05-3.38 Gyr -5.336 -1.793 -0.476
3.38-10.95 Gyr -5.966 -2.038 -0.634
10.95-12.16 Gyr -6.023 -1.803 -0.401