2025gdf results

Information

Transient
Name:AT2025gdf
Right ascension: 12h49m01.49s
Declination:6d44m42.57s
Discovery Date:March 25, 2025, 7:24 p.m.
Classification:None
Redshift:None
MW E(B-V):0.026
Host
Name:2025gdf
Right ascension: 12h49m01.52s
Declination:6d44m43.42s
Redshift:0.063349
Photometric Redshift:0.069
 

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 20.47
Transient MWEBV processed 0.05
Host match processed 2.2
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 7.59
Validate global photometry processed 20.48
Global host SED inference processed 385.41
Local aperture photometry processed 7.36
Validate local photometry processed 0.03
Local host SED inference processed 428.08
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h49m01.49s, 6d44m42.57s
semi major axis, semi minor axis (arcsec):1.64, 1.64
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 44.59 2.03 19.777 0.049 AB
SDSS_g 132.36 3.01 18.596 0.025 AB
DES_g 156.39 0.61 18.414 0.004 AB
PanSTARRS_g 136.45 0.44 18.563 0.004 AB
SDSS_r 187.04 3.61 18.220 0.021 AB
PanSTARRS_r 185.67 0.64 18.228 0.004 AB
DES_r 251.43 1.31 17.899 0.006 AB
SDSS_i 270.22 4.42 17.821 0.018 AB
PanSTARRS_i 260.21 0.55 17.862 0.002 AB
PanSTARRS_z 297.0 0.99 17.718 0.004 AB
SDSS_z 325.45 6.21 17.619 0.021 AB
DES_z 353.18 3.7 17.530 0.011 AB
PanSTARRS_y 322.49 1.83 17.629 0.006 AB

Aperture details

RA, DEC (J2000):12h49m01.49s, 6d44m43.49s
semi major axis, semi minor axis (arcsec):7.22, 4.5
angle (degrees, anti-clockwise from east):-98.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 43.22 4.78 19.811 0.120 AB
GALEX_NUV 55.92 1.18 19.531 0.023 AB
SDSS_u 117.53 4.77 18.725 0.044 AB
SDSS_g 350.03 5.06 17.540 0.016 AB
DES_g 374.05 1.0 17.468 0.003 AB
PanSTARRS_g 372.27 1.31 17.473 0.004 AB
SDSS_r 518.72 6.35 17.113 0.013 AB
PanSTARRS_r 528.77 1.99 17.092 0.004 AB
DES_r 587.44 2.11 16.978 0.004 AB
SDSS_i 671.35 7.81 16.833 0.013 AB
PanSTARRS_i 696.37 1.68 16.793 0.003 AB
PanSTARRS_z 763.44 3.18 16.693 0.005 AB
SDSS_z 835.75 16.09 16.595 0.021 AB
DES_z 800.78 5.76 16.641 0.008 AB
PanSTARRS_y 828.23 6.17 16.605 0.008 AB
2MASS_J 904.26 155.0 15.614 0.186 Vega
2MASS_H 1237.74 199.22 14.801 0.175 Vega
2MASS_K 920.91 283.26 14.652 0.334 Vega
WISE_W1 429.46 14.8 14.619 0.037 Vega
WISE_W2 253.38 18.58 14.552 0.080 Vega
WISE_W3 356.51 80.34 12.346 0.245 Vega
WISE_W4 136.7 467.69 11.941 3.715 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.482 9.588 9.683
{\rm log}_{10}({\rm SFR}) -0.554 -0.228 0.122
{\rm log}_{10}({\rm sSFR}) -10.183 -9.827 -9.413
{\rm stellar\ age} 4.815 6.420 7.806

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.847 -0.270 0.033
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.621 -1.392 -1.016

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.195 0.343 0.671
\delta -0.758 -0.320 0.019
\tau_1/\tau_2 0.626 0.954 1.274
Q_{PAH} 1.089 3.113 5.345
U_{min} 3.213 8.441 15.044
{\rm log}_{10}(\gamma_e)\, -2.794 -1.414 -0.427

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.163 -2.729 -1.306
{\rm log}_{10}(\tau_{AGN})\, 0.975 1.539 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.396 -0.217 0.010
0.03-0.10 Gyr -0.725 -0.236 0.182
0.10-0.33 Gyr -0.766 -0.317 0.093
0.33-1.08 Gyr -0.791 -0.387 -0.092
1.08-3.54 Gyr -0.741 -0.347 -0.131
3.54-11.62 Gyr -0.684 -0.361 -0.172
11.62-12.91 Gyr -0.894 -0.346 0.166

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.930 9.985 10.054
{\rm log}_{10}({\rm SFR}) -0.429 -0.211 0.020
{\rm log}_{10}({\rm sSFR}) -10.412 -10.204 -9.970
{\rm stellar\ age} 6.172 6.941 7.763

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.049 -0.807 -0.654
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.801 -0.897 0.245

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.063 0.135 0.262
\delta -0.573 -0.122 0.168
\tau_1/\tau_2 0.793 1.130 1.473
Q_{PAH} 0.502 1.491 3.247
U_{min} 2.636 7.592 14.423
{\rm log}_{10}(\gamma_e)\, -2.653 -1.523 -0.764

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.239 -3.150 -2.159
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.496 1.926

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.595 -0.454 -0.333
0.03-0.10 Gyr -0.425 -0.135 0.139
0.10-0.33 Gyr -0.180 0.056 0.252
0.33-1.08 Gyr -0.293 -0.061 0.109
1.08-3.54 Gyr -0.273 -0.005 0.186
3.54-11.62 Gyr -0.027 0.115 0.230
11.62-12.91 Gyr -0.232 0.169 0.527