2025atd results

Information

Transient
Name:AT2025atd
Right ascension: 4h21m08.93s
Declination:-6d45m09.44s
Discovery Date:Feb. 2, 2025, 7:34 a.m.
Classification:None
Redshift:None
MW E(B-V):0.061
Host
Name:2025atd
Right ascension: 4h21m09.25s
Declination:-6d45m03.35s
Redshift:0.038337
Photometric Redshift:0.035
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.89
Transient MWEBV processed 0.12
Host match processed 1.66
Host information processed 0.08
Host MWEBV processed 0.08
Global aperture construction processed 0.58
Global aperture photometry processed 5.38
Validate global photometry processed 13.9
Global host SED inference processed 862.86
Local aperture photometry processed 5.1
Validate local photometry processed 0.02
Local host SED inference processed 441.06
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):4h21m08.93s, -6d45m09.44s
semi major axis, semi minor axis (arcsec):2.63, 2.63
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 82.38 0.34 19.110 0.004 AB
PanSTARRS_g 86.68 0.65 19.055 0.008 AB
PanSTARRS_r 144.62 1.06 18.499 0.008 AB
DES_r 148.01 0.69 18.474 0.005 AB
PanSTARRS_i 187.68 1.05 18.216 0.006 AB
PanSTARRS_z 225.8 1.92 18.016 0.009 AB
DES_z 232.77 1.41 17.983 0.007 AB
PanSTARRS_y 292.05 4.65 17.736 0.017 AB

Aperture details

RA, DEC (J2000):4h21m09.20s, -6d45m03.12s
semi major axis, semi minor axis (arcsec):25.8, 19.37
angle (degrees, anti-clockwise from east):-19.77
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 6213.62 8.8 14.417 0.002 AB
DES_r 6517.02 4.75 14.365 0.001 AB
PanSTARRS_i 8573.3 8.77 14.067 0.001 AB
PanSTARRS_z 10685.4 16.03 13.828 0.002 AB
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.949 9.110 9.289
{\rm log}_{10}({\rm SFR}) -1.483 -0.855 -0.322
{\rm log}_{10}({\rm sSFR}) -10.680 -10.026 -9.373
{\rm stellar\ age} 3.912 6.551 8.308

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.550 -0.919 -0.347
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.262 -0.179 0.289

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.312 0.762 1.089
\delta -0.597 -0.111 0.209
\tau_1/\tau_2 0.735 1.087 1.448
Q_{PAH} 0.501 2.080 4.486
U_{min} 3.102 7.860 15.181
{\rm log}_{10}(\gamma_e)\, -3.166 -1.861 -0.645

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.085 -2.436 -0.860
{\rm log}_{10}(\tau_{AGN})\, 0.948 1.440 1.881

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.414 -0.967 -0.619
0.03-0.10 Gyr -1.782 -0.833 -0.216
0.10-0.33 Gyr -1.799 -0.812 -0.293
0.33-1.09 Gyr -1.571 -0.902 -0.465
1.09-3.61 Gyr -1.473 -0.870 -0.571
3.61-11.92 Gyr -1.462 -0.878 -0.605
11.92-13.24 Gyr -1.637 -0.835 -0.204

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.613 10.826 11.018
{\rm log}_{10}({\rm SFR}) -0.514 0.636 1.508
{\rm log}_{10}({\rm sSFR}) -11.393 -10.167 -9.317
{\rm stellar\ age} 1.963 6.870 10.538

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.335 -0.711 -0.222
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.565 -0.633 0.209

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.331 0.800 1.185
\delta -0.531 -0.189 0.219
\tau_1/\tau_2 0.431 0.891 1.445
Q_{PAH} 0.807 3.100 4.907
U_{min} 2.734 8.086 16.287
{\rm log}_{10}(\gamma_e)\, -3.344 -1.877 -1.102

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.551 -3.458 -1.191
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.590 2.001

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.043 0.232 0.861
0.03-0.10 Gyr -1.520 0.610 1.645
0.10-0.33 Gyr -1.956 0.178 1.333
0.33-1.09 Gyr -1.785 0.339 1.333
1.09-3.61 Gyr -1.626 0.486 1.163
3.61-11.92 Gyr -1.678 0.600 1.087
11.92-13.24 Gyr -1.756 0.815 1.949