ASASSN-15oi

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Information

Transient

Name: ASASSN-15oi
Right ascension: 20h39m09.18s
Declination: -30d45m20.10s
Discovery Date: None
Classification: TDE
Redshift: 0.020000
MW E(B-V): 0.058

Host

Name: ASASSN-15oi
Right ascension: 20h39m09.12s
Declination: -30d45m20.82s
Redshift: 0.051000
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	1.02
Cutout download	processed	4.29
Global aperture construction	processed	0.62
Local aperture photometry	processed	3.64
Global aperture photometry	processed	4.01
Validate local photometry	processed	0.03
Validate global photometry	processed	10.98
Host information	processed	0.15
Global host SED inference	processed	463.53
Local host SED inference	processed	540.77
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.04
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) = 20h39m09.18s, -30d45m20.10s
semi major axis, semi minor axis (arcsec) = 4.94, 4.94
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	1.0	1.01	23.897	1.093	AB
PanSTARRS_g	304.94	2.09	17.689	0.007	AB
PanSTARRS_r	576.77	2.2	16.997	0.004	AB
PanSTARRS_i	780.94	1.9	16.668	0.003	AB
PanSTARRS_z	951.73	5.0	16.454	0.006	AB
PanSTARRS_y	967.31	15.63	16.436	0.018	AB
2MASS_J	1319.48	97.57	15.204	0.080	Vega
2MASS_H	1477.6	157.53	14.609	0.116	Vega
2MASS_K	1523.23	191.64	14.105	0.137	Vega

Aperture details

RA, DEC (J2000) = 20h39m09.11s, -30d45m20.62s
semi major axis, semi minor axis (arcsec) = 6.92, 4.28
angle (degrees, anti-clockwise from east) = -124.22

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	3.95	2.0	22.409	0.551	AB
GALEX_NUV	3.57	2.13	22.520	0.650	AB
PanSTARRS_g	323.37	2.3	17.626	0.008	AB
PanSTARRS_r	607.26	2.35	16.942	0.004	AB
PanSTARRS_i	814.99	2.02	16.622	0.003	AB
PanSTARRS_z	998.94	5.28	16.401	0.006	AB
PanSTARRS_y	1026.37	16.23	16.372	0.017	AB
2MASS_J	1522.25	139.3	15.049	0.099	Vega
2MASS_H	1754.59	222.09	14.422	0.137	Vega
2MASS_K	1841.17	274.23	13.899	0.162	Vega
WISE_W1	619.23	20.86	14.221	0.037	Vega
WISE_W2	354.3	25.96	14.188	0.080	Vega
WISE_W4	-990.78	612.05			Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.186	9.307	9.424
${\rm log}_{10}({\rm SFR})$	-3.502	-2.077	-1.158
${\rm log}_{10}({\rm sSFR})$	-13.031	-11.411	-10.437
${\rm stellar\ age}$	6.973	8.533	12.483

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.638	-1.177	-0.868
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.879	-1.528	-0.468

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.227	0.494	0.812
$\delta$	-0.702	-0.322	0.148
$\tau_1/\tau_2$	0.620	1.012	1.408
$Q_{PAH}$	0.609	2.259	4.809
$U_{min}$	3.353	9.158	17.096
${\rm log}_{10}(\gamma_e)\,$	-3.177	-1.406	-0.429

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-3.891	-1.659	-0.606
${\rm log}_{10}(\tau_{AGN})\,$	0.971	1.399	1.874

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.817	-2.117	-1.371
0.03-0.10 Gyr	-4.272	-2.204	-1.096
0.10-0.33 Gyr	-4.108	-2.114	-0.965
0.33-1.10 Gyr	-4.206	-1.966	-0.960
1.10-3.66 Gyr	-3.880	-1.487	-0.690
3.66-12.14 Gyr	-1.991	-0.706	-0.461
12.14-13.49 Gyr	-1.084	-0.242	0.515

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.259	9.343	9.444
${\rm log}_{10}({\rm SFR})$	-4.891	-2.669	-1.545
${\rm log}_{10}({\rm sSFR})$	-14.427	-12.053	-10.921
${\rm stellar\ age}$	7.738	8.988	12.694

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.487	-1.094	-0.842
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.799	-1.008	0.077

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.202	0.368	0.545
$\delta$	-0.483	-0.130	0.159
$\tau_1/\tau_2$	0.546	0.925	1.335
$Q_{PAH}$	1.188	2.912	5.489
$U_{min}$	3.189	9.018	16.992
${\rm log}_{10}(\gamma_e)\,$	-3.157	-1.977	-0.573

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.145	-2.969	-1.932
${\rm log}_{10}(\tau_{AGN})\,$	1.069	1.581	1.969

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-6.047	-2.893	-1.805
0.03-0.10 Gyr	-5.671	-2.780	-1.513
0.10-0.33 Gyr	-5.823	-2.927	-1.544
0.33-1.10 Gyr	-5.401	-2.717	-1.491
1.10-3.66 Gyr	-4.289	-1.942	-0.861
3.66-12.14 Gyr	-2.340	-0.637	-0.414
12.14-13.49 Gyr	-1.271	-0.114	0.558