1991bu results

1991bu results

Information

Transient

Name:	`AT1991bu`
Right ascension:	`0h16m49.43s`
Declination:	`12d20m07.90s`
Discovery Date:	`Oct. 11, 1991, 6:17 a.m.`
Classification:	`None`
Redshift:	`None`
MW E(B-V):	`0.109`

Host

Name:	`UGC00156`
Object ID:	`86528.0`
Catalog Name:	`glade`
Catalog Release:	`latest`
Right ascension:	`0h16m48.29s`
Declination:	`12d21m00.00s`
Redshift:	`None`
Photometric Redshift:	`0.003`

Cutout Download Report

Downloadable	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_i DES_z DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	16.34
Transient MWEBV	processed	0.05
Host match	processed	4.89
Host information	processed	0.07
Host MWEBV	processed	0.06
Host spectrum download	not processed	None
Global aperture construction	processed	0.62
Global aperture photometry	processed	4.8
Validate global photometry	processed	16.26
Global host SED inference	processed	418.98
Local aperture photometry	processed	4.87
Validate local photometry	processed	0.02
Local host SED inference	processed	452.09

Imaging data

Spectral Energy Distribution

Warning: possible contaminating objects in the global aperture

Host Galaxy Spectrum

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	7.170	7.457	7.726
{\rm log}_{10}({\rm SFR})	-3.410	-1.814	-1.005
{\rm log}_{10}({\rm sSFR})	-10.848	-9.349	-8.143
{\rm stellar\ age}	0.217	2.258	6.432

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.725	-1.265	-0.714
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.419	-0.705	0.005

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.115	0.293	0.582
\delta	-0.649	-0.288	0.001
\tau_1/\tau_2	0.537	1.025	1.492
Q_{PAH}	0.751	2.066	4.416
U_{min}	3.976	10.474	18.378
{\rm log}_{10}(\gamma_e)\,	-2.934	-1.799	-0.684

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.008	-1.200	-0.536
{\rm log}_{10}(\tau_{AGN})\,	1.254	1.694	2.006

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-4.992	-3.303	-2.583
0.03-0.10 Gyr	-3.457	-1.666	-0.842
0.10-0.33 Gyr	-3.159	-1.520	-1.029
0.33-1.10 Gyr	-5.136	-2.704	-1.853
1.10-3.66 Gyr	-6.676	-3.220	-2.126
3.66-12.16 Gyr	-7.674	-3.782	-2.309
12.16-13.52 Gyr	-7.689	-3.565	-2.139

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.194	8.346	8.483
{\rm log}_{10}({\rm SFR})	-2.229	-1.529	-1.117
{\rm log}_{10}({\rm sSFR})	-10.565	-9.922	-9.412
{\rm stellar\ age}	4.543	6.427	7.953

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.243	-0.885	-0.552
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.217	-0.659	-0.182

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.122	0.227	0.392
\delta	-0.718	-0.331	-0.009
\tau_1/\tau_2	0.604	0.955	1.302
Q_{PAH}	0.256	0.870	2.012
U_{min}	2.995	7.876	15.138
{\rm log}_{10}(\gamma_e)\,	-3.118	-2.167	-1.156

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-4.214	-3.160	-2.211
{\rm log}_{10}(\tau_{AGN})\,	1.008	1.426	1.868

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-3.936	-2.580	-2.037
0.03-0.10 Gyr	-2.127	-1.401	-0.958
0.10-0.33 Gyr	-1.521	-1.114	-0.799
0.33-1.10 Gyr	-2.067	-1.510	-1.199
1.10-3.66 Gyr	-2.194	-1.680	-1.434
3.66-12.16 Gyr	-2.071	-1.648	-1.406
12.16-13.52 Gyr	-2.329	-1.590	-1.073

Aperture Photometry

Aperture details

RA, DEC (J2000):	0h16m49.43s, 12d20m07.90s
semi major axis, semi minor axis (arcsec):	29.94, 29.94
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	156.8	12.73	18.412	0.088	AB
GALEX_NUV	157.6	10.87	18.406	0.075	AB
SDSS_u	689.64	28.56	16.803	0.045	AB
SDSS_g	1066.62	13.26	16.330	0.013	AB
PanSTARRS_g	1218.45	8.99	16.185	0.008	AB
SDSS_r	1521.29	21.92	15.944	0.016	AB
PanSTARRS_r	1439.55	9.34	16.004	0.007	AB
SDSS_i	1708.36	33.08	15.819	0.021	AB
PanSTARRS_i	1815.81	11.51	15.752	0.007	AB
PanSTARRS_z	1879.51	24.66	15.715	0.014	AB
SDSS_z	1099.19	115.11	16.297	0.114	AB
PanSTARRS_y	1997.61	49.86	15.649	0.027	AB
2MASS_J	2470.84	536.28	14.523	0.236	Vega
2MASS_H	933.22	820.98	15.107	0.955	Vega
2MASS_K	2454.53	1127.29	13.587	0.499	Vega
WISE_W1	755.09	112.35	14.006	0.162	Vega
WISE_W2	180.99	90.26	14.917	0.541	Vega
WISE_W3	-158.37	350.16			Vega
WISE_W4	267.12	1273.63	11.213	5.177	Vega

Aperture details

RA, DEC (J2000):	0h16m48.11s, 12d21m01.53s
semi major axis, semi minor axis (arcsec):	37.5, 21.27
angle (degrees, anti-clockwise from east):	-168.9

Warning: possible contaminating objects in the global aperture

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	269.14	16.68	17.825	0.067	AB
GALEX_NUV	401.86	13.73	17.390	0.037	AB
SDSS_u	1342.22	27.42	16.080	0.022	AB
SDSS_g	3543.7	18.63	15.026	0.006	AB
PanSTARRS_g	3948.38	8.69	14.909	0.002	AB
SDSS_r	5197.28	26.8	14.611	0.006	AB
PanSTARRS_r	5330.62	9.39	14.583	0.002	AB
SDSS_i	6324.31	36.47	14.397	0.006	AB
PanSTARRS_i	7548.63	11.28	14.205	0.002	AB
PanSTARRS_z	8562.95	23.27	14.068	0.003	AB
SDSS_z	7416.72	110.27	14.224	0.016	AB
PanSTARRS_y	9516.26	46.57	13.954	0.005	AB
2MASS_J	9506.42	509.11	13.060	0.058	Vega
2MASS_H	9949.76	778.39	12.538	0.085	Vega
2MASS_K	5934.66	1068.68	12.629	0.196	Vega
WISE_W1	3822.82	121.6	12.245	0.035	Vega
WISE_W2	2134.27	98.95	12.238	0.050	Vega
WISE_W3	1807.75	355.61	10.583	0.214	Vega
WISE_W4	3464.23	1388.06	8.431	0.435	Vega