2025ept results

Information

Transient
Name:AT2025ept
Right ascension: 15h02m57.16s
Declination:20d04m15.57s
Discovery Date:March 9, 2025, 8:12 a.m.
Classification:None
Redshift:None
MW E(B-V):0.030
Host
Name:2025ept
Right ascension: 15h02m57.53s
Declination:20d04m12.71s
Redshift:0.073926
Photometric Redshift:0.066
 

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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.66
Transient MWEBV processed 0.04
Host match processed 1.81
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry processed 6.66
Validate global photometry processed 18.64
Global host SED inference processed 1254.52
Local aperture photometry processed 6.63
Validate local photometry processed 0.03
Local host SED inference processed 411.06
 

Imaging data


 

Spectral Energy Distribution


Warning: possible contaminating objects in the global aperture

 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h02m57.16s, 20d04m15.57s
semi major axis, semi minor axis (arcsec):1.42, 1.42
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 8.68 0.15 21.554 0.018 AB
PanSTARRS_g 9.37 0.37 21.470 0.042 AB
SDSS_r 14.99 1.15 20.960 0.083 AB
PanSTARRS_r 15.89 0.37 20.897 0.025 AB
DES_r 15.29 0.3 20.939 0.022 AB
SDSS_i 21.73 1.54 20.557 0.077 AB
PanSTARRS_i 22.26 0.39 20.531 0.019 AB
PanSTARRS_z 23.96 1.01 20.451 0.046 AB
SDSS_z 26.39 3.28 20.347 0.135 AB
DES_z 24.4 0.94 20.432 0.042 AB
PanSTARRS_y 34.84 2.05 20.045 0.064 AB

Aperture details

RA, DEC (J2000):15h02m57.51s, 20d04m12.90s
semi major axis, semi minor axis (arcsec):17.82, 10.21
angle (degrees, anti-clockwise from east):-176.28
Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 70.48 7.73 19.280 0.119 AB
GALEX_NUV 139.08 6.91 18.542 0.054 AB
SDSS_u 737.0 12.41 16.731 0.018 AB
SDSS_g 2289.0 12.88 15.501 0.006 AB
DES_g 2264.23 2.12 15.513 0.001 AB
PanSTARRS_g 2401.51 3.57 15.449 0.002 AB
SDSS_r 3711.4 16.7 14.976 0.005 AB
PanSTARRS_r 3703.22 3.55 14.979 0.001 AB
DES_r 3840.3 4.42 14.939 0.001 AB
SDSS_i 4603.75 19.8 14.742 0.005 AB
PanSTARRS_i 4541.54 3.7 14.757 0.001 AB
PanSTARRS_z 5067.58 9.43 14.638 0.002 AB
SDSS_z 5307.39 34.24 14.588 0.007 AB
DES_z 4855.84 12.57 14.684 0.003 AB
PanSTARRS_y 5823.47 19.03 14.487 0.004 AB
2MASS_J 6259.74 325.73 13.514 0.056 Vega
2MASS_H 6106.65 530.42 13.068 0.094 Vega
2MASS_K 5648.53 658.44 12.682 0.127 Vega
WISE_W1 2948.56 33.09 12.527 0.012 Vega
WISE_W2 1836.89 38.29 12.401 0.023 Vega
WISE_W3 4444.7 147.72 9.606 0.036 Vega
WISE_W4 4597.73 832.5 8.124 0.197 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.662 8.820 8.948
{\rm log}_{10}({\rm SFR}) -1.696 -1.075 -0.566
{\rm log}_{10}({\rm sSFR}) -10.548 -9.965 -9.320
{\rm stellar\ age} 4.768 6.637 8.036

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.557 -0.936 -0.238
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.338 -0.545 0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.423 0.878 1.265
\delta -0.293 0.007 0.297
\tau_1/\tau_2 0.727 1.089 1.414
Q_{PAH} 0.822 2.464 4.896
U_{min} 2.973 7.869 14.532
{\rm log}_{10}(\gamma_e)\, -2.773 -1.718 -0.774

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.425 -0.636 0.016
{\rm log}_{10}(\tau_{AGN})\, 1.082 1.492 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.728 -1.172 -0.771
0.03-0.10 Gyr -1.805 -1.074 -0.483
0.10-0.33 Gyr -2.047 -1.303 -0.760
0.33-1.07 Gyr -2.132 -1.377 -0.919
1.07-3.51 Gyr -1.863 -1.214 -0.933
3.51-11.50 Gyr -1.581 -1.095 -0.898
11.50-12.78 Gyr -1.824 -1.116 -0.559

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.804 10.908 11.094
{\rm log}_{10}({\rm SFR}) -2.255 -0.628 0.061
{\rm log}_{10}({\rm sSFR}) -13.220 -11.580 -10.833
{\rm stellar\ age} 2.768 5.334 7.761

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.631 -1.311 -1.074
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.372 -0.180 0.372

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.060 0.134 0.227
\delta -0.096 0.242 0.359
\tau_1/\tau_2 0.450 0.934 1.480
Q_{PAH} 2.698 4.609 6.196
U_{min} 3.434 10.011 17.821
{\rm log}_{10}(\gamma_e)\, -2.763 -1.561 -0.455

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.150 -1.744 -1.439
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.378 1.723

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.665 -1.093 -0.188
0.03-0.10 Gyr -3.596 -0.943 0.172
0.10-0.33 Gyr -3.631 -1.292 0.136
0.33-1.07 Gyr -2.928 -1.643 0.571
1.07-3.51 Gyr 0.477 1.457 1.601
3.51-11.50 Gyr -1.094 0.597 1.246
11.50-12.78 Gyr -2.417 0.291 1.737