2025ewm results

Information

Transient
Name:AT2025ewm
Right ascension: 11h33m37.50s
Declination:-1d34m39.92s
Discovery Date:March 18, 2025, 3:07 p.m.
Classification:None
Redshift:None
MW E(B-V):0.020
Host
Name:2025ewm
Right ascension: 11h33m37.59s
Declination:-1d35m00.71s
Redshift:0.078600
Photometric Redshift:0.168
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 14.3
Transient MWEBV processed 0.07
Host match processed 1.93
Host information processed 0.08
Host MWEBV processed 0.08
Global aperture construction processed 0.59
Global aperture photometry processed 4.74
Validate global photometry processed 12.02
Global host SED inference processed 449.04
Local aperture photometry processed 4.46
Validate local photometry processed 0.02
Local host SED inference processed 492.57
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):11h33m37.50s, -1d34m39.92s
semi major axis, semi minor axis (arcsec):1.35, 1.35
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1.85 0.31 23.233 0.183 AB
SDSS_r 3.71 0.81 22.476 0.237 AB
PanSTARRS_r 4.5 0.39 22.266 0.095 AB
SDSS_i 6.24 1.25 21.913 0.217 AB
PanSTARRS_i 5.37 0.48 22.075 0.097 AB
PanSTARRS_z 9.15 0.84 21.497 0.100 AB
SDSS_z 6.59 3.97 21.853 0.654 AB
PanSTARRS_y 12.26 2.09 21.179 0.185 AB

Aperture details

RA, DEC (J2000):11h33m37.58s, -1d35m00.59s
semi major axis, semi minor axis (arcsec):6.66, 4.12
angle (degrees, anti-clockwise from east):-73.32
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.33 3.46 21.365 0.363 AB
GALEX_NUV 6.46 2.94 21.875 0.494 AB
SDSS_u 2.84 4.87 22.767 1.861 AB
SDSS_g 74.17 2.76 19.224 0.040 AB
PanSTARRS_g 72.55 1.21 19.248 0.018 AB
SDSS_r 109.65 3.67 18.800 0.036 AB
PanSTARRS_r 111.92 1.53 18.778 0.015 AB
SDSS_i 146.76 5.17 18.484 0.038 AB
PanSTARRS_i 132.71 1.92 18.593 0.016 AB
PanSTARRS_z 155.28 3.09 18.422 0.022 AB
SDSS_z 139.84 15.42 18.536 0.120 AB
PanSTARRS_y 170.83 7.65 18.319 0.049 AB
WISE_W1 73.25 12.29 16.539 0.182 Vega
WISE_W2 53.84 18.41 16.233 0.371 Vega
WISE_W3 -66.66 102.01 Vega
WISE_W4 -780.24 641.8 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.218 8.535 8.749
{\rm log}_{10}({\rm SFR}) -1.471 -0.895 -0.398
{\rm log}_{10}({\rm sSFR}) -10.083 -9.460 -8.742
{\rm stellar\ age} 2.524 6.225 7.727

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.085 -0.325 0.057
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.566 -0.585 0.252

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.177 1.727 2.326
\delta 0.034 0.216 0.334
\tau_1/\tau_2 0.729 1.092 1.456
Q_{PAH} 1.109 2.998 5.354
U_{min} 2.852 8.029 15.368
{\rm log}_{10}(\gamma_e)\, -2.747 -1.679 -0.635

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.545 -1.052 -0.082
{\rm log}_{10}(\tau_{AGN})\, 0.989 1.524 1.954

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.668 -0.900 -0.400
0.03-0.10 Gyr -1.824 -1.051 -0.424
0.10-0.33 Gyr -2.397 -1.427 -0.867
0.33-1.07 Gyr -3.009 -1.607 -1.139
1.07-3.50 Gyr -3.042 -1.509 -1.154
3.50-11.45 Gyr -2.890 -1.448 -1.115
11.45-12.72 Gyr -2.950 -1.495 -0.825

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.271 9.431 9.563
{\rm log}_{10}({\rm SFR}) -2.280 -1.235 -0.508
{\rm log}_{10}({\rm sSFR}) -11.664 -10.663 -9.877
{\rm stellar\ age} 2.284 5.572 7.323

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.667 -1.163 -0.641
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.528 -0.381 0.303

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.286 0.502
\delta -0.711 -0.328 0.071
\tau_1/\tau_2 0.582 0.962 1.345
Q_{PAH} 0.929 2.814 4.949
U_{min} 2.999 8.954 15.978
{\rm log}_{10}(\gamma_e)\, -2.653 -1.409 -0.387

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.055 -1.446 -0.827
{\rm log}_{10}(\tau_{AGN})\, 1.219 1.660 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.256 -1.587 -1.079
0.03-0.10 Gyr -2.627 -1.215 -0.367
0.10-0.33 Gyr -1.777 -0.629 -0.020
0.33-1.07 Gyr -1.073 -0.345 0.138
1.07-3.50 Gyr -1.101 -0.426 -0.132
3.50-11.45 Gyr -1.911 -0.624 -0.306
11.45-12.72 Gyr -2.227 -0.699 -0.029