2025afh results

Information

Transient
Name:AT2025afh
Right ascension: 3h07m48.89s
Declination:-4d15m36.98s
Discovery Date:Jan. 25, 2025, 7:07 p.m.
Classification:None
Redshift:None
MW E(B-V):0.047
Host
Name:2025afh
Right ascension: 3h07m48.23s
Declination:-4d15m44.96s
Redshift:0.030961
Photometric Redshift:0.034
 

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 8.63
Transient MWEBV processed 0.09
Host match processed 1.6
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.58
Global aperture photometry processed 6.01
Validate global photometry processed 13.25
Global host SED inference processed 385.14
Local aperture photometry processed 5.06
Validate local photometry processed 0.02
Local host SED inference processed 425.83
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):3h07m48.89s, -4d15m36.98s
semi major axis, semi minor axis (arcsec):3.23, 3.23
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 51.09 0.38 19.629 0.008 AB
PanSTARRS_g 47.59 0.96 19.706 0.022 AB
PanSTARRS_r 89.14 0.89 19.025 0.011 AB
DES_r 99.35 0.85 18.907 0.009 AB
PanSTARRS_i 119.03 1.15 18.711 0.010 AB
PanSTARRS_z 139.86 2.33 18.536 0.018 AB
DES_z 163.87 2.2 18.364 0.015 AB
PanSTARRS_y 160.59 4.75 18.386 0.032 AB

Aperture details

RA, DEC (J2000):3h07m48.22s, -4d15m45.07s
semi major axis, semi minor axis (arcsec):30.84, 13.41
angle (degrees, anti-clockwise from east):-172.19
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 113.43 6.87 18.763 0.066 AB
GALEX_NUV 149.89 5.94 18.461 0.043 AB
DES_g 3387.22 2.9 15.075 0.001 AB
PanSTARRS_g 3378.37 6.12 15.078 0.002 AB
PanSTARRS_r 6417.39 5.68 14.382 0.001 AB
DES_r 6837.75 6.76 14.313 0.001 AB
PanSTARRS_i 8989.86 7.19 14.016 0.001 AB
PanSTARRS_z 11107.41 14.54 13.786 0.001 AB
DES_z 11783.57 17.7 13.722 0.002 AB
PanSTARRS_y 13297.64 29.48 13.591 0.002 AB
WISE_W1 8720.0 54.29 11.350 0.007 Vega
WISE_W2 5111.19 68.15 11.290 0.014 Vega
WISE_W3 9341.81 308.7 8.800 0.036 Vega
WISE_W4 8513.44 1542.62 7.455 0.197 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.695 8.819 8.943
{\rm log}_{10}({\rm SFR}) -1.878 -1.351 -0.901
{\rm log}_{10}({\rm sSFR}) -10.703 -10.180 -9.698
{\rm stellar\ age} 6.394 7.760 9.725

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.545 -0.933 -0.535
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.837 -1.045 0.270

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.262 0.697 1.029
\delta -0.643 -0.250 0.052
\tau_1/\tau_2 0.721 1.059 1.425
Q_{PAH} 0.530 1.853 4.595
U_{min} 2.978 7.992 14.820
{\rm log}_{10}(\gamma_e)\, -3.324 -2.454 -1.183

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.649 -1.640 -0.432
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.346 1.790

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.821 -1.328 -0.974
0.03-0.10 Gyr -2.113 -1.393 -0.852
0.10-0.33 Gyr -2.414 -1.617 -1.101
0.33-1.10 Gyr -2.511 -1.681 -1.182
1.10-3.63 Gyr -2.367 -1.441 -1.090
3.63-12.01 Gyr -1.507 -1.078 -0.901
12.01-13.34 Gyr -1.568 -0.961 -0.297

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.725 10.767 10.836
{\rm log}_{10}({\rm SFR}) -0.580 -0.348 -0.136
{\rm log}_{10}({\rm sSFR}) -11.343 -11.111 -10.908
{\rm stellar\ age} 7.841 8.556 11.138

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.605 -0.438 -0.298
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.387 -0.020 0.361

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.167 0.248 0.355
\delta -0.189 0.056 0.253
\tau_1/\tau_2 0.619 1.012 1.411
Q_{PAH} 1.240 2.252 3.791
U_{min} 2.929 8.206 15.519
{\rm log}_{10}(\gamma_e)\, -3.035 -2.180 -1.544

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.768 -2.685 -2.029
{\rm log}_{10}(\tau_{AGN})\, 0.978 1.363 1.814

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.339 -0.137 0.028
0.03-0.10 Gyr -1.305 -0.520 -0.148
0.10-0.33 Gyr -1.559 -0.606 -0.207
0.33-1.10 Gyr -1.370 -0.534 -0.113
1.10-3.63 Gyr -0.946 -0.065 0.431
3.63-12.01 Gyr 0.550 0.940 1.024
12.01-13.34 Gyr 0.626 1.165 1.814