2025alu results

Information

Transient
Name:AT2025alu
Right ascension: 15h51m52.61s
Declination:23d23m06.42s
Discovery Date:Jan. 30, 2025, 1:09 p.m.
Classification:None
Redshift:None
MW E(B-V):0.050
Host
Name:2025alu
Right ascension: 15h51m52.46s
Declination:23d23m09.09s
Redshift:0.090830
Photometric Redshift:0.117
 

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 18.19
Transient MWEBV processed 0.04
Host match processed 2.24
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 5.09
Validate global photometry processed 14.05
Global host SED inference processed 427.04
Local aperture photometry processed 4.85
Validate local photometry processed 0.03
Local host SED inference processed 436.26
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h51m52.61s, 23d23m06.42s
semi major axis, semi minor axis (arcsec):1.18, 1.18
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 7.69 0.19 21.686 0.026 AB
DES_r 14.0 0.36 21.034 0.028 AB
PanSTARRS_i 14.77 0.3 20.976 0.022 AB
PanSTARRS_z 18.97 0.82 20.705 0.047 AB
DES_z 23.08 1.38 20.492 0.065 AB
PanSTARRS_y 16.77 1.88 20.839 0.122 AB

Aperture details

RA, DEC (J2000):15h51m52.45s, 23d23m09.27s
semi major axis, semi minor axis (arcsec):8.18, 5.82
angle (degrees, anti-clockwise from east):-103.01
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.14 3.42 20.640 0.185 AB
GALEX_NUV 24.18 2.29 20.441 0.103 AB
SDSS_g 219.39 4.54 18.047 0.022 AB
DES_g 249.03 1.06 17.909 0.005 AB
PanSTARRS_g 245.75 2.1 17.924 0.009 AB
PanSTARRS_r 466.4 1.95 17.228 0.005 AB
DES_r 502.05 2.11 17.148 0.005 AB
PanSTARRS_i 633.77 1.71 16.895 0.003 AB
PanSTARRS_z 780.31 4.61 16.669 0.006 AB
DES_z 860.68 8.34 16.563 0.011 AB
PanSTARRS_y 835.55 10.51 16.595 0.014 AB
2MASS_J 1170.83 175.59 15.334 0.163 Vega
2MASS_H 2038.09 269.43 14.259 0.144 Vega
2MASS_K 974.37 268.23 14.590 0.299 Vega
WISE_W1 634.37 23.71 14.195 0.041 Vega
WISE_W2 406.26 26.33 14.039 0.070 Vega
WISE_W3 800.37 72.07 11.468 0.098 Vega
WISE_W4 522.36 443.26 10.485 0.921 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.428 8.661 8.797
{\rm log}_{10}({\rm SFR}) -2.500 -1.416 -0.290
{\rm log}_{10}({\rm sSFR}) -11.195 -10.109 -8.800
{\rm stellar\ age} 0.694 4.660 6.623

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.463 -0.719 -0.134
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.534 -0.783 0.017

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.626 1.182
\delta -0.425 -0.075 0.231
\tau_1/\tau_2 0.669 1.075 1.483
Q_{PAH} 1.162 3.149 5.532
U_{min} 3.406 8.886 16.643
{\rm log}_{10}(\gamma_e)\, -2.929 -1.816 -0.676

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.831 -0.153 0.253
{\rm log}_{10}(\tau_{AGN})\, 1.164 1.502 1.957

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.889 -2.133 -1.395
0.03-0.10 Gyr -2.591 -1.344 -0.130
0.10-0.33 Gyr -2.044 -1.092 -0.344
0.33-1.06 Gyr -2.681 -1.091 -0.600
1.06-3.47 Gyr -3.839 -1.250 -0.931
3.47-11.31 Gyr -4.228 -1.497 -1.122
11.31-12.57 Gyr -4.518 -1.558 -0.936

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.498 10.550 10.634
{\rm log}_{10}({\rm SFR}) -0.184 0.136 0.483
{\rm log}_{10}({\rm sSFR}) -10.744 -10.406 -10.090
{\rm stellar\ age} 7.371 8.518 11.392

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.785 -0.560 -0.393
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.770 -0.674 0.278

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.105 0.201 0.334
\delta -0.215 0.092 0.302
\tau_1/\tau_2 0.592 0.999 1.455
Q_{PAH} 1.286 2.891 4.835
U_{min} 2.788 8.083 15.956
{\rm log}_{10}(\gamma_e)\, -2.803 -1.833 -0.996

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.679 -2.429 -1.570
{\rm log}_{10}(\tau_{AGN})\, 1.116 1.558 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.947 -0.473 -0.175
0.03-0.10 Gyr -0.139 0.258 0.635
0.10-0.33 Gyr -1.052 -0.099 0.263
0.33-1.06 Gyr -2.043 -0.461 -0.045
1.06-3.47 Gyr -2.220 -0.413 0.136
3.47-11.31 Gyr -0.303 0.671 0.809
11.31-12.57 Gyr 0.402 1.159 1.751