2025afiv results

Information

Transient
Name:AT2025afiv
Right ascension: 13h13m54.41s
Declination:6d53m39.27s
Discovery Date:Nov. 29, 2025, 1:03 p.m.
Classification:None
Redshift:None
MW E(B-V):0.029
Host
Name:
Right ascension: 13h13m54.37s
Declination:6d53m38.97s
Redshift:None
Photometric Redshift:0.104
 

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 16.51
Transient MWEBV processed 0.04
Host match processed 5.47
Host information processed 0.21
Host MWEBV processed 0.04
Global aperture construction processed 0.66
Global aperture photometry processed 5.71
Validate global photometry processed 15.04
Global host SED inference processed 436.84
Local aperture photometry processed 5.2
Validate local photometry processed 0.02
Local host SED inference processed 674.99
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):13h13m54.41s, 6d53m39.27s
semi major axis, semi minor axis (arcsec):1.05, 1.05
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 261.76 1.26 17.855 0.005 AB

Aperture details

RA, DEC (J2000):13h13m54.36s, 6d53m39.04s
semi major axis, semi minor axis (arcsec):4.84, 4.43
angle (degrees, anti-clockwise from east):-43.27
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.65 1.61 22.841 0.660 AB
GALEX_NUV 2.39 1.88 22.952 0.855 AB
SDSS_u 23.38 3.99 20.478 0.185 AB
SDSS_g 160.43 3.57 18.387 0.024 AB
PanSTARRS_g 179.86 1.08 18.263 0.007 AB
SDSS_r 396.58 5.62 17.404 0.015 AB
PanSTARRS_r 393.53 1.28 17.413 0.004 AB
SDSS_i 604.09 7.26 16.947 0.013 AB
PanSTARRS_i 581.5 1.43 16.989 0.003 AB
PanSTARRS_z 765.6 2.36 16.690 0.003 AB
SDSS_z 776.94 14.13 16.674 0.020 AB
PanSTARRS_y 889.01 5.35 16.528 0.007 AB
2MASS_J 1134.43 166.17 15.368 0.159 Vega
2MASS_H 1570.13 250.06 14.543 0.173 Vega
2MASS_K 1508.49 284.3 14.116 0.205 Vega
WISE_W1 572.86 14.76 14.306 0.028 Vega
WISE_W2 348.45 19.68 14.206 0.061 Vega
WISE_W3 232.62 58.88 12.809 0.275 Vega
WISE_W4 -76.05 334.21 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.623 9.968 10.230
{\rm log}_{10}({\rm SFR}) -0.136 0.409 0.848
{\rm log}_{10}({\rm sSFR}) -10.195 -9.546 -8.851
{\rm stellar\ age} 3.162 6.503 9.373

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.185 -0.217 0.087
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.059 -0.427 0.211

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.437 0.740 1.309
\delta -0.659 -0.242 0.146
\tau_1/\tau_2 0.498 0.952 1.464
Q_{PAH} 0.331 1.668 3.889
U_{min} 2.889 8.078 15.304
{\rm log}_{10}(\gamma_e)\, -3.284 -2.076 -0.801

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.087 -2.228 -0.506
{\rm log}_{10}(\tau_{AGN})\, 1.097 1.599 2.001

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.127 0.517 0.899
0.03-0.10 Gyr -1.140 0.157 0.860
0.10-0.33 Gyr -2.137 -0.282 0.457
0.33-1.06 Gyr -2.475 -0.347 0.268
1.06-3.43 Gyr -2.501 -0.316 0.186
3.43-11.16 Gyr -1.425 -0.121 0.297
11.16-12.40 Gyr -1.160 0.069 1.042

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.516 10.630 10.757
{\rm log}_{10}({\rm SFR}) -2.898 -0.999 -0.172
{\rm log}_{10}({\rm sSFR}) -13.538 -11.616 -10.755
{\rm stellar\ age} 6.242 7.340 10.884

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.028 -0.751 -0.590
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.461 -0.678 0.054

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.334 0.471 0.631
\delta -0.915 -0.730 -0.470
\tau_1/\tau_2 0.599 0.971 1.356
Q_{PAH} 0.472 1.378 3.034
U_{min} 3.067 8.679 16.329
{\rm log}_{10}(\gamma_e)\, -2.661 -1.509 -0.694

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.425 -3.389 -2.379
{\rm log}_{10}(\tau_{AGN})\, 1.048 1.556 1.938

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.307 -1.087 -0.292
0.03-0.10 Gyr -4.002 -1.122 -0.117
0.10-0.33 Gyr -3.314 -0.953 0.099
0.33-1.06 Gyr -3.060 -0.607 0.355
1.06-3.43 Gyr -1.943 0.258 0.775
3.43-11.16 Gyr -0.191 0.746 0.943
11.16-12.40 Gyr -0.169 0.819 1.828