2025ewh

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Information

Transient

Name: AT2025ewh
Right ascension: 10h17m45.19s
Declination: 1d56m44.93s
Discovery Date: March 18, 2025, 2:25 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.056

Host

Name: 2025ewh
Right ascension: 10h17m45.59s
Declination: 1d56m45.81s
Redshift: 0.117630
Photometric Redshift: 0.098
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.97
Cutout download processed 14.59
Global aperture construction processed 0.63
Local aperture photometry processed 4.04
Global aperture photometry processed 4.5
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.05
Host information processed 0.08
Global host SED inference processed 475.04
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.09
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) = 10h17m45.19s, 1d56m44.93s
semi major axis, semi minor axis (arcsec) = 0.94, 0.94
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) = 10h17m45.58s, 1d56m45.86s
semi major axis, semi minor axis (arcsec) = 13.19, 12.55
angle (degrees, anti-clockwise from east) = -80.02

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.71 0.99 22.816 0.397 AB
GALEX_NUV 4.5 0.87 22.268 0.210 AB
SDSS_u 24.98 9.19 20.406 0.399 AB
SDSS_g 694.6 7.83 16.796 0.012 AB
PanSTARRS_g 826.16 2.82 16.607 0.004 AB
SDSS_r 1787.21 12.53 15.770 0.008 AB
PanSTARRS_r 1898.86 4.26 15.704 0.002 AB
SDSS_i 2831.23 17.22 15.270 0.007 AB
PanSTARRS_i 2851.84 4.55 15.262 0.002 AB
PanSTARRS_z 3903.52 8.44 14.921 0.002 AB
SDSS_z 4013.95 43.26 14.891 0.012 AB
PanSTARRS_y 4639.73 18.64 14.734 0.004 AB
2MASS_J 6658.63 391.17 13.447 0.064 Vega
2MASS_H 8502.57 474.76 12.709 0.061 Vega
2MASS_K 8631.23 662.26 12.222 0.083 Vega
WISE_W1 3748.35 49.01 12.266 0.014 Vega
WISE_W2 2270.58 72.25 12.171 0.035 Vega
WISE_W3 -117.46 289.3 Vega
WISE_W4 -780.5 1471.42 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})\, 11.309 11.425 11.549
{\rm log}_{10}({\rm SFR}) -1.465 0.006 0.901
{\rm log}_{10}({\rm sSFR}) -12.746 -11.367 -10.371
{\rm stellar\ age} 5.364 6.920 9.225

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.726 -0.495 -0.324
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.486 -0.751 0.005

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.319 0.505 0.703
\delta -0.937 -0.776 -0.439
\tau_1/\tau_2 0.603 0.989 1.416
Q_{PAH} 1.247 3.089 5.389
U_{min} 2.373 7.805 15.463
{\rm log}_{10}(\gamma_e)\, -2.617 -1.303 -0.532

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.343 -3.412 -2.340
{\rm log}_{10}(\tau_{AGN})\, 1.148 1.692 2.010

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.409 -0.254 0.550
0.03-0.10 Gyr -2.011 -0.060 0.999
0.10-0.32 Gyr -1.951 0.185 1.334
0.32-1.05 Gyr -1.361 0.723 1.523
1.05-3.40 Gyr -0.354 1.349 1.714
3.40-11.02 Gyr 0.799 1.515 1.777
11.02-12.24 Gyr 0.648 1.574 2.422