ASASSN-15lg

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Information

Transient

Name: ASASSN-15lg
Right ascension: 13h15m32.81s
Declination: 3d30m02.34s
Discovery Date: None
Classification: SN Ia
Redshift: 0.020360
MW E(B-V): 0.027

Host

Name: ASASSN-15lg
Right ascension: 13h15m32.43s
Declination: 3d30m03.87s
Redshift: None
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	0.61
Cutout download	processed	16.91
Global aperture construction	processed	0.63
Local aperture photometry	processed	5.26
Global aperture photometry	processed	5.15
Validate local photometry	processed	0.02
Validate global photometry	processed	12.92
Host information	processed	0.12
Global host SED inference	processed	614.96
Local host SED inference	processed	None
Transient information	processed	0.0
Transient MWEBV	processed	0.03
Host MWEBV	processed	0.05
Processing status	completed	N/A	N/A

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) = 13h15m32.81s, 3d30m02.34s
semi major axis, semi minor axis (arcsec) = 4.85, 4.85
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	37.27	6.04	19.972	0.176	AB
SDSS_u	246.57	6.17	17.920	0.027	AB
SDSS_g	761.71	7.33	16.696	0.010	AB
DES_g	798.22	1.64	16.645	0.002	AB
PanSTARRS_g	813.81	1.3	16.624	0.002	AB
SDSS_r	1381.19	9.96	16.049	0.008	AB
PanSTARRS_r	1354.82	1.82	16.070	0.001	AB
DES_r	1518.04	3.81	15.947	0.003	AB
SDSS_i	1847.87	12.1	15.733	0.007	AB
PanSTARRS_i	1846.47	1.68	15.734	0.001	AB
PanSTARRS_z	2239.26	3.24	15.525	0.002	AB
SDSS_z	2414.78	20.9	15.443	0.009	AB
PanSTARRS_y	2632.53	6.31	15.349	0.003	AB
2MASS_J	3476.91	134.51	14.152	0.042	Vega
2MASS_H	4413.42	173.5	13.420	0.043	Vega
2MASS_K	3211.99	231.77	13.295	0.078	Vega

Aperture details

RA, DEC (J2000) = 13h15m32.70s, 3d30m02.95s
semi major axis, semi minor axis (arcsec) = 29.22, 9.25
angle (degrees, anti-clockwise from east) = -74.54

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	114.75	10.6	18.751	0.100	AB
GALEX_NUV	166.01	2.95	18.350	0.019	AB
DES_g	1996.52	2.78	15.649	0.002	AB
PanSTARRS_g	2299.74	3.99	15.496	0.002	AB
SDSS_r	3737.99	17.99	14.968	0.005	AB
PanSTARRS_r	3836.35	5.56	14.940	0.002	AB
DES_r	3680.39	6.24	14.985	0.002	AB
SDSS_i	4775.69	23.99	14.702	0.005	AB
PanSTARRS_i	5077.65	5.09	14.636	0.001	AB
PanSTARRS_z	6004.17	10.5	14.454	0.002	AB
SDSS_z	5906.14	59.38	14.472	0.011	AB
PanSTARRS_y	6921.27	20.74	14.300	0.003	AB
2MASS_J	8078.29	501.62	13.237	0.067	Vega
2MASS_H	11731.74	645.02	12.359	0.060	Vega
2MASS_K	8116.53	870.62	12.289	0.116	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.556	9.648	9.756
${\rm log}_{10}({\rm SFR})$	-0.905	-0.252	0.282
${\rm log}_{10}({\rm sSFR})$	-10.623	-9.890	-9.360
${\rm stellar\ age}$	5.643	7.415	8.994

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.564	-0.951	-0.407
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.859	-0.510	0.300

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.458	0.938	1.346
$\delta$	-0.238	-0.008	0.302
$\tau_1/\tau_2$	0.623	0.988	1.347
$Q_{PAH}$	0.390	1.388	3.391
$U_{min}$	2.751	7.903	14.934
${\rm log}_{10}(\gamma_e)\,$	-3.485	-2.600	-1.185

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.401	-2.746	-0.723
${\rm log}_{10}(\tau_{AGN})\,$	0.823	1.401	1.955

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.134	-0.597	-0.221
0.03-0.10 Gyr	-0.928	-0.189	0.412
0.10-0.33 Gyr	-0.999	-0.350	0.143
0.33-1.10 Gyr	-1.263	-0.617	-0.170
1.10-3.66 Gyr	-1.131	-0.472	-0.125
3.66-12.14 Gyr	-0.646	-0.271	-0.108
12.14-13.49 Gyr	-0.786	-0.193	0.390

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.048	10.118	10.199
${\rm log}_{10}({\rm SFR})$	-0.566	-0.298	-0.049
${\rm log}_{10}({\rm sSFR})$	-10.698	-10.433	-10.150
${\rm stellar\ age}$	6.733	7.823	9.591

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.394	-0.837	-0.537
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.742	-1.049	0.120

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.402	0.671	1.042
$\delta$	0.038	0.239	0.345
$\tau_1/\tau_2$	0.583	0.968	1.372
$Q_{PAH}$	0.968	2.778	4.782
$U_{min}$	2.404	6.987	14.210
${\rm log}_{10}(\gamma_e)\,$	-3.476	-2.075	-1.203

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.421	-1.473	-0.802
${\rm log}_{10}(\tau_{AGN})\,$	0.960	1.339	1.945

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.012	-0.548	-0.259
0.03-0.10 Gyr	-0.573	-0.237	0.057
0.10-0.33 Gyr	-0.733	-0.302	0.029
0.33-1.10 Gyr	-0.821	-0.308	0.145
1.10-3.66 Gyr	-0.698	-0.096	0.272
3.66-12.14 Gyr	-0.038	0.231	0.357
12.14-13.49 Gyr	-0.148	0.358	0.936