2017egm

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Information

Transient

Name: SN2017egm
Right ascension: 10h19m05.62s
Declination: 46d27m14.08s
Discovery Date: May 23, 2017, 9:40 p.m.
Classification: SLSN-I
Redshift: 0.030721
MW E(B-V): 0.010

Host

Name: 2017egm
Right ascension: 10h19m05.31s
Declination: 46d27m22.30s
Redshift: None
Photometric Redshift: 0.013

Processing Status

Task Name	Status	Time taken (s)
Host match	processed	2.41
Cutout download	processed	3.35
Global aperture construction	processed	1.0
Local aperture photometry	processed	3.53
Global aperture photometry	processed	3.58
Validate local photometry	processed	0.02
Validate global photometry	processed	10.56
Host information	processed	0.09
Global host SED inference	processed	388.99
Local host SED inference	processed	571.65
Transient information	processed	0.0
Transient MWEBV	processed	0.13
Host MWEBV	processed	0.07
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) = 10h19m05.62s, 46d27m14.08s
semi major axis, semi minor axis (arcsec) = 3.26, 3.26
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	576.03	0.99	16.999	0.002	AB
PanSTARRS_r	862.15	1.21	16.561	0.002	AB
PanSTARRS_i	1040.68	0.86	16.357	0.001	AB
PanSTARRS_z	1221.74	2.3	16.183	0.002	AB
PanSTARRS_y	1415.21	5.2	16.023	0.004	AB
2MASS_J	1830.51	73.29	14.849	0.043	Vega
2MASS_H	2073.66	127.5	14.241	0.067	Vega
2MASS_K	1796.66	103.01	13.926	0.062	Vega

Aperture details

RA, DEC (J2000) = 10h19m05.18s, 46d27m17.54s
semi major axis, semi minor axis (arcsec) = 29.06, 22.39
angle (degrees, anti-clockwise from east) = -174.07

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	1247.19	37.59	16.160	0.033	AB
GALEX_NUV	1870.12	14.6	15.720	0.008	AB
PanSTARRS_g	9727.43	6.99	13.930	0.001	AB
PanSTARRS_r	13981.83	8.52	13.536	0.001	AB
PanSTARRS_i	16103.16	6.21	13.383	0.000	AB
PanSTARRS_z	18317.97	17.16	13.243	0.001	AB
PanSTARRS_y	20648.6	39.71	13.113	0.002	AB
2MASS_J	23528.54	601.35	12.076	0.028	Vega
2MASS_H	26241.45	1051.21	11.485	0.043	Vega
2MASS_K	23372.45	851.95	11.140	0.040	Vega
WISE_W1	14705.29	79.06	10.782	0.006	Vega
WISE_W2	10216.95	94.64	10.538	0.010	Vega
WISE_W3	73888.96	412.13	6.555	0.006	Vega
WISE_W4	142442.08	6435.67	4.396	0.049	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.297	9.532	9.708
${\rm log}_{10}({\rm SFR})$	-1.035	-0.406	0.202
${\rm log}_{10}({\rm sSFR})$	-10.653	-9.932	-9.160
${\rm stellar\ age}$	2.158	5.972	8.070

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-1.271	-0.722	-0.325
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.800	-1.298	-0.015

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.235	0.669	1.001
$\delta$	-0.513	-0.097	0.273
$\tau_1/\tau_2$	0.649	1.020	1.388
$Q_{PAH}$	0.659	2.689	4.980
$U_{min}$	2.998	8.194	15.860
${\rm log}_{10}(\gamma_e)\,$	-3.304	-1.911	-1.113

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.275	-2.685	-0.806
${\rm log}_{10}(\tau_{AGN})\,$	0.916	1.371	1.953

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.075	-0.591	-0.111
0.03-0.10 Gyr	-1.257	-0.410	0.302
0.10-0.33 Gyr	-1.058	-0.244	0.375
0.33-1.10 Gyr	-1.188	-0.375	0.036
1.10-3.63 Gyr	-1.483	-0.458	-0.135
3.63-12.01 Gyr	-1.793	-0.541	-0.191
12.01-13.34 Gyr	-1.887	-0.526	0.129

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	10.326	10.556	10.716
${\rm log}_{10}({\rm SFR})$	0.868	1.260	1.573
${\rm log}_{10}({\rm sSFR})$	-9.807	-9.314	-8.845
${\rm stellar\ age}$	2.765	5.802	7.379

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.739	-0.378	-0.191
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.847	-1.576	-0.585

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.304	0.509	0.749
$\delta$	-0.263	-0.057	0.131
$\tau_1/\tau_2$	0.737	1.095	1.436
$Q_{PAH}$	0.946	1.702	2.880
$U_{min}$	2.640	7.442	14.535
${\rm log}_{10}(\gamma_e)\,$	-3.013	-2.083	-1.610

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-2.268	-1.837	-1.391
${\rm log}_{10}(\tau_{AGN})\,$	1.197	1.663	1.970

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.313	0.876	1.085
0.03-0.10 Gyr	0.863	1.362	1.707
0.10-0.33 Gyr	0.606	1.165	1.557
0.33-1.10 Gyr	0.129	0.671	0.993
1.10-3.63 Gyr	-0.063	0.561	0.828
3.63-12.01 Gyr	-0.283	0.513	0.816
12.01-13.34 Gyr	-0.407	0.538	1.065