2023alh results

Information

Transient
Name:2023alh
Right ascension: 15h48m07.27s
Declination:-8d46m15.78s
Discovery Date:None
Classification:SNIa
Redshift:0.066000
MW E(B-V):0.134
Host
Name:J154807.67-084608.53
Right ascension: 15h48m07.67s
Declination:-8d46m08.53s
Redshift:None
Photometric Redshift:None
 
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.72
Transient MWEBV processed 0.04
Host match processed 4.81
Host information processed 0.16
Host MWEBV processed 0.04
Host spectrum download not processed None
Global aperture construction processed 0.61
Global aperture photometry processed 4.06
Validate global photometry processed 10.73
Global host SED inference processed 562.45
Local aperture photometry processed 3.77
Validate local photometry processed 0.02
Local host SED inference processed 580.46
 

Imaging data

 

Spectral Energy Distribution

 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.253 7.923 8.453
{\rm log}_{10}({\rm SFR}) -1.199 -0.821 -0.406
{\rm log}_{10}({\rm sSFR}) -9.418 -8.604 -7.964
{\rm stellar\ age} 0.066 4.218 7.573

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.331 -0.532 -0.046
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.495 -0.597 0.110

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.653 2.189 2.778
\delta 0.015 0.212 0.339
\tau_1/\tau_2 0.601 0.970 1.365
Q_{PAH} 0.590 1.971 4.529
U_{min} 3.053 9.009 16.758
{\rm log}_{10}(\gamma_e)\, -3.078 -1.902 -0.712

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.702 -1.418 -0.269
{\rm log}_{10}(\tau_{AGN})\, 1.010 1.481 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.919 -0.498 -0.058
0.03-0.10 Gyr -3.405 -1.590 -0.705
0.10-0.33 Gyr -5.194 -2.260 -1.275
0.33-1.08 Gyr -6.259 -2.676 -1.635
1.08-3.53 Gyr -6.578 -2.688 -1.626
3.53-11.59 Gyr -6.763 -2.594 -1.537
11.59-12.88 Gyr -6.921 -2.524 -1.230

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.534 9.613 9.717
{\rm log}_{10}({\rm SFR}) -0.217 0.051 0.256
{\rm log}_{10}({\rm sSFR}) -9.833 -9.564 -9.356
{\rm stellar\ age} 6.331 7.263 8.813

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.321 -0.906 -0.568
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.013 0.173 0.330

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.016 0.063 0.170
\delta -0.484 0.030 0.295
\tau_1/\tau_2 0.761 1.190 1.603
Q_{PAH} 1.036 2.888 5.108
U_{min} 2.490 7.426 14.354
{\rm log}_{10}(\gamma_e)\, -2.882 -1.660 -0.456

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.242 -1.480 -0.987
{\rm log}_{10}(\tau_{AGN})\, 1.343 1.647 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.758 -0.563 -0.410
0.03-0.10 Gyr -0.115 0.186 0.398
0.10-0.33 Gyr -0.838 -0.288 -0.016
0.33-1.08 Gyr -1.129 -0.583 -0.314
1.08-3.53 Gyr -1.075 -0.569 -0.319
3.53-11.59 Gyr -0.504 -0.288 -0.134
11.59-12.88 Gyr -0.534 -0.107 0.431
 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h48m07.27s, -8d46m15.78s
semi major axis, semi minor axis (arcsec):1.58, 1.58
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 0.31 0.33 25.166 1.161 AB
PanSTARRS_r 1.74 0.43 23.301 0.268 AB
PanSTARRS_i 1.15 0.44 23.747 0.419 AB
PanSTARRS_z 0.75 1.12 24.206 1.618 AB
PanSTARRS_y -4.8 2.44 AB

Aperture details

RA, DEC (J2000):15h48m07.66s, -8d46m08.38s
semi major axis, semi minor axis (arcsec):9.06, 5.9
angle (degrees, anti-clockwise from east):-126.52
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 28.06 5.39 20.280 0.209 AB
GALEX_NUV 23.97 3.87 20.451 0.175 AB
PanSTARRS_g 138.17 1.56 18.549 0.012 AB
PanSTARRS_r 204.56 1.99 18.123 0.011 AB
PanSTARRS_i 267.87 2.08 17.830 0.008 AB
PanSTARRS_z 275.78 5.2 17.799 0.020 AB
PanSTARRS_y 336.86 11.19 17.581 0.036 AB
2MASS_J 27.93 201.27 19.390 7.823 Vega
2MASS_H 307.27 319.84 16.314 1.130 Vega
2MASS_K 1107.87 369.5 14.451 0.362 Vega
WISE_W1 159.64 19.56 15.693 0.133 Vega
WISE_W2 66.18 23.77 16.009 0.390 Vega
WISE_W3 196.12 102.9 12.995 0.570 Vega
WISE_W4 203.13 519.71 11.511 2.778 Vega