2025afgd results

Information

Transient
Name:AT2025afgd
Right ascension: 1h12m35.82s
Declination:14d00m43.88s
Discovery Date:Nov. 27, 2025, 9:17 a.m.
Classification:None
Redshift:None
MW E(B-V):0.033
Host
Name:1446833
Right ascension: 1h12m35.52s
Declination:14d00m45.12s
Redshift:0.052397
Photometric Redshift:None
 

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_r
DES_z
DES_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.24
Transient MWEBV processed 0.15
Host match processed 4.6
Host information processed 0.05
Host MWEBV processed 0.14
Global aperture construction processed 0.63
Global aperture photometry processed 5.52
Validate global photometry processed 13.15
Global host SED inference processed 428.78
Local aperture photometry processed 5.86
Validate local photometry processed 0.03
Local host SED inference processed 472.82
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h12m35.82s, 14d00m43.88s
semi major axis, semi minor axis (arcsec):1.96, 1.96
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 46.57 2.11 19.730 0.049 AB
SDSS_g 111.36 2.78 18.783 0.027 AB
PanSTARRS_g 112.13 0.49 18.776 0.005 AB
SDSS_r 156.17 3.32 18.416 0.023 AB
PanSTARRS_r 154.48 0.7 18.428 0.005 AB
DES_r 173.4 0.92 18.302 0.006 AB
SDSS_i 199.38 3.81 18.151 0.021 AB
PanSTARRS_i 192.39 0.72 18.190 0.004 AB
PanSTARRS_z 216.5 1.58 18.061 0.008 AB
SDSS_z 218.98 5.69 18.049 0.028 AB
DES_z 226.74 2.48 18.011 0.012 AB
PanSTARRS_y 243.67 2.65 17.933 0.012 AB

Aperture details

RA, DEC (J2000):1h12m35.49s, 14d00m45.57s
semi major axis, semi minor axis (arcsec):16.72, 10.22
angle (degrees, anti-clockwise from east):-67.76
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 194.76 3.58 18.176 0.020 AB
GALEX_NUV 288.18 2.58 17.751 0.010 AB
PanSTARRS_g 1571.26 3.09 15.909 0.002 AB
PanSTARRS_r 2193.56 4.48 15.547 0.002 AB
PanSTARRS_z 3450.67 10.39 15.055 0.003 AB
DES_z 3039.73 9.5 15.193 0.003 AB
PanSTARRS_y 3732.85 17.63 14.970 0.005 AB
2MASS_J 3802.96 321.43 14.055 0.092 Vega
2MASS_H 3849.62 446.27 13.569 0.126 Vega
2MASS_K 4149.18 663.93 13.017 0.174 Vega
WISE_W1 2383.02 34.04 12.758 0.016 Vega
WISE_W3 9835.51 153.11 8.744 0.017 Vega
WISE_W4 14249.33 1108.18 6.896 0.084 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.956 9.166 9.307
{\rm log}_{10}({\rm SFR}) -0.906 -0.256 0.284
{\rm log}_{10}({\rm sSFR}) -10.167 -9.470 -8.770
{\rm stellar\ age} 2.457 5.737 7.459

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.572 -0.814 -0.343
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.818 -0.977 0.231

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.130 0.413 0.816
\delta -0.720 -0.333 0.062
\tau_1/\tau_2 0.760 1.123 1.494
Q_{PAH} 0.897 2.528 4.788
U_{min} 2.782 7.998 15.014
{\rm log}_{10}(\gamma_e)\, -3.451 -2.498 -1.194

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.897 -2.074 -0.595
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.494 1.969

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.170 -0.791 -0.416
0.03-0.10 Gyr -0.887 -0.145 0.425
0.10-0.33 Gyr -0.998 -0.407 0.091
0.33-1.08 Gyr -1.688 -0.788 -0.411
1.08-3.57 Gyr -1.676 -0.823 -0.520
3.57-11.75 Gyr -2.018 -0.894 -0.591
11.75-13.06 Gyr -2.121 -0.918 -0.289

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.239 10.404 10.543
{\rm log}_{10}({\rm SFR}) 0.400 0.802 1.231
{\rm log}_{10}({\rm sSFR}) -10.075 -9.659 -9.072
{\rm stellar\ age} 5.045 6.970 8.707

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.928 -0.468 -0.211
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.775 -1.355 -0.375

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.118 0.267 0.526
\delta -0.634 -0.185 0.180
\tau_1/\tau_2 0.602 0.970 1.358
Q_{PAH} 0.844 1.968 3.704
U_{min} 2.766 7.955 15.452
{\rm log}_{10}(\gamma_e)\, -3.109 -2.114 -1.427

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.073 -1.408 -0.996
{\rm log}_{10}(\tau_{AGN})\, 1.340 1.675 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.794 0.071 0.426
0.03-0.10 Gyr 0.458 0.932 1.385
0.10-0.33 Gyr -0.310 0.579 1.083
0.33-1.08 Gyr -0.770 0.186 0.551
1.08-3.57 Gyr -0.597 0.261 0.582
3.57-11.75 Gyr -0.213 0.438 0.663
11.75-13.06 Gyr -0.178 0.592 1.205