2018eph

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Information

Transient

Name: SN2018eph
Right ascension: 4h55m50.11s
Declination: -61d45m24.84s
Discovery Date: Aug. 4, 2018, 9:21 a.m.
Classification: SN II
Redshift: 0.030000
MW E(B-V): 0.021

Host

Name: 2018eph
Right ascension: 4h55m50.29s
Declination: -61d45m22.23s
Redshift: 0.029000
Photometric Redshift:

Processing Status

Task Name	Status	Time taken (s)	Warning Flag
Host match	processed	0.89
Cutout download	processed	1.55
Global aperture construction	processed	0.15
Local aperture photometry	processed	0.97
Global aperture photometry	processed	0.94
Validate local photometry	processed	0.01
Validate global photometry	processed	0.93
Host information	processed	0.09
Global host SED inference	processed	625.97
Local host SED inference	not enough filters	19.91
Transient information	processed	0.0
Transient MWEBV	processed	0.04
Host MWEBV	processed	0.04
Processing status	blocked	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) = 4h55m50.11s, -61d45m24.84s
semi major axis, semi minor axis (arcsec) = 3.44, 3.44
angle (degrees, anti-clockwise from east) = 0.0

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
2MASS_J	1035.27	73.34	15.467	0.077	Vega
2MASS_H	939.93	109.04	15.100	0.126	Vega
2MASS_K	953.17	148.16	14.614	0.169	Vega

Aperture details

RA, DEC (J2000) = 4h55m50.39s, -61d45m21.17s
semi major axis, semi minor axis (arcsec) = 16.95, 8.62
angle (degrees, anti-clockwise from east) = -152.67

Filter	Flux ${\rm (\mu Jy)}$	Flux error ${\rm (\mu Jy)}$	Mag	Mag error	Mag sys
GALEX_FUV	158.44	9.57	18.400	0.066	AB
GALEX_NUV	231.7	6.68	17.988	0.031	AB
WISE_W1	2381.58	20.25	12.759	0.009	Vega
WISE_W2	1465.42	22.18	12.646	0.016	Vega
WISE_W3	3700.42	61.13	9.805	0.018	Vega
WISE_W4	4064.25	433.66	8.258	0.116	Vega

Imaging data

Spectral Energy Distribution

Host SED inference

Local parameter details

Documentation

Data not available

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(M_{\ast}/M_{\odot})\,$	9.785	9.995	10.162
${\rm log}_{10}({\rm SFR})$	-0.439	-0.073	0.364
${\rm log}_{10}({\rm sSFR})$	-10.466	-10.053	-9.510
${\rm stellar\ age}$	5.378	7.879	11.627

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(Z_{\ast}/Z_{\odot})$	-0.771	-0.268	0.046
${\rm log}_{10}(Z_{gas}/Z_{\odot})\,$	-1.397	-0.611	0.075

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
$\tau_2$	0.142	0.288	0.531
$\delta$	-0.616	-0.114	0.198
$\tau_1/\tau_2$	0.236	0.643	1.143
$Q_{PAH}$	0.307	0.999	2.564
$U_{min}$	2.427	7.027	13.710
${\rm log}_{10}(\gamma_e)\,$	-3.656	-3.009	-2.082

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
${\rm log}_{10}(f_{AGN})\,$	-4.068	-2.823	-1.966
${\rm log}_{10}(\tau_{AGN})\,$	0.880	1.225	1.764

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-0.515	-0.030	0.258
0.03-0.10 Gyr	-1.103	-0.179	0.479
0.10-0.33 Gyr	-2.365	-0.711	0.042
0.33-1.10 Gyr	-2.628	-0.676	0.054
1.10-3.63 Gyr	-2.029	-0.364	0.140
3.63-12.03 Gyr	-0.877	-0.069	0.227
12.03-13.37 Gyr	-0.556	0.263	1.173