ASASSN-14lt

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Information

Transient

Name: ASASSN-14lt
Right ascension: 3h11m03.00s
Declination: -13d06m39.00s
Discovery Date: None
Classification: Ia
Redshift: 0.031416
MW E(B-V): 0.048

Host

Name: ASASSN-14lt
Right ascension: 3h11m02.53s
Declination: -13d06m34.44s
Redshift: 0.032046
Photometric Redshift: 0.029

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	1.97
Cutout download	processed	4.0
Global aperture construction	processed	0.63
Local aperture photometry	processed	3.47
Global aperture photometry	processed	3.5
Validate local photometry	processed	0.02
Validate global photometry	processed	8.92
Host information	processed	0.09
Global host SED inference	processed	622.29
Local host SED inference	processed	593.39
Transient information	processed	0.0
Transient MWEBV	processed	0.05
Host MWEBV	processed	0.1
Log transient processing status	processed	None

Cutout Download Report

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:

Aperture Photometry

Aperture details

RA, DEC (J2000) = 3h11m03.00s, -13d06m39.00s
semi major axis, semi minor axis (arcsec) = 3.13, 3.13
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	105.27	0.85	18.844	0.009	AB
PanSTARRS_r	186.28	1.05	18.225	0.006	AB
PanSTARRS_i	286.02	1.28	17.759	0.005	AB
PanSTARRS_z	353.27	2.34	17.530	0.007	AB
PanSTARRS_y	446.96	5.74	17.274	0.014	AB
2MASS_H	832.06	106.21	15.232	0.139	Vega

Aperture details

RA, DEC (J2000) = 3h11m02.52s, -13d06m34.38s
semi major axis, semi minor axis (arcsec) = 17.46, 14.73
angle (degrees, anti-clockwise from east) = -2.25

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
PanSTARRS_g	3636.25	4.41	14.998	0.001	AB
PanSTARRS_i	10178.2	6.68	13.881	0.001	AB
PanSTARRS_y	15397.39	29.0	13.431	0.002	AB
WISE_W1	9271.95	48.98	11.283	0.006	Vega
WISE_W2	5177.81	53.11	11.276	0.011	Vega
WISE_W3	1698.06	161.71	10.651	0.103	Vega
WISE_W4	-461.25	830.43			Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.134	9.302	9.442
${\rm log}_{10}({\rm SFR})$	-1.735	-0.909	-0.247
${\rm log}_{10}({\rm sSFR})$	-11.049	-10.208	-9.462
${\rm stellar\ age}$	4.092	7.333	9.361

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.479	-0.759	-0.227
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.124	-0.470	0.095

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.347	1.128	1.627
$\delta$	-0.458	-0.078	0.207
$\tau_1/\tau_2$	0.590	0.971	1.349
$Q_{PAH}$	0.456	1.860	3.728
$U_{min}$	2.475	7.555	15.072
${\rm log}_{10}(\gamma_e)\,$	-3.529	-2.452	-1.245

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.868	-1.529	-0.221
${\rm log}_{10}(\tau_{AGN})\,$	1.039	1.439	1.856

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-2.130	-1.258	-0.606
0.03-0.10 Gyr	-1.922	-0.904	-0.143
0.10-0.33 Gyr	-2.077	-1.059	-0.329
0.33-1.10 Gyr	-2.254	-1.046	-0.405
1.10-3.62 Gyr	-2.266	-0.911	-0.443
3.62-11.99 Gyr	-1.980	-0.668	-0.441
11.99-13.33 Gyr	-1.637	-0.550	0.166

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.801	10.873	10.978
${\rm log}_{10}({\rm SFR})$	-4.634	-1.887	-0.519
${\rm log}_{10}({\rm sSFR})$	-15.425	-12.793	-11.288
${\rm stellar\ age}$	7.746	9.011	12.604

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.590	-0.445	-0.314
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.619	-0.750	0.097

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.066	0.175	0.343
$\delta$	-0.769	-0.321	0.075
$\tau_1/\tau_2$	0.517	0.928	1.341
$Q_{PAH}$	0.336	1.057	2.893
$U_{min}$	2.249	7.092	15.329
${\rm log}_{10}(\gamma_e)\,$	-3.641	-3.017	-1.904

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.466	-3.710	-2.887
${\rm log}_{10}(\tau_{AGN})\,$	1.010	1.461	1.896

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-5.651	-2.157	-0.842
0.03-0.10 Gyr	-5.485	-2.094	-0.494
0.10-0.33 Gyr	-5.708	-2.090	-0.137
0.33-1.10 Gyr	-4.695	-1.818	-0.138
1.10-3.62 Gyr	-3.130	-0.842	0.579
3.62-11.99 Gyr	-0.932	0.917	1.128
11.99-13.33 Gyr	0.412	1.435	2.101