2018ibb

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Information

Transient

Name: SN2018ibb
Right ascension: 4h38m56.95s
Declination: -20d39m44.10s
Discovery Date: Sept. 10, 2018, 1:52 p.m.
Classification: SLSN-I
Redshift: 0.160000
MW E(B-V): 0.028

Host

Name: 2018ibb
Right ascension: 4h38m56.60s
Declination: -20d39m45.30s
Redshift: None
Photometric Redshift: 0.588
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 1.48
Cutout download processed 3.86
Global aperture construction processed 2.28
Local aperture photometry processed 4.83
Global aperture photometry processed 4.71
Validate local photometry no valid phot 0.02
Validate global photometry processed 12.36
Host information processed 0.1
Global host SED inference processed 422.21
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.1
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) = 4h38m56.95s, -20d39m44.10s
semi major axis, semi minor axis (arcsec) = 0.73, 0.73
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 4h38m56.59s, -20d39m44.97s
semi major axis, semi minor axis (arcsec) = 2.76, 2.38
angle (degrees, anti-clockwise from east) = -73.39

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 1.89 0.63 23.211 0.360 AB
PanSTARRS_r 6.04 0.84 21.947 0.151 AB
DES_r 6.19 0.17 21.920 0.030 AB
PanSTARRS_i 13.66 0.75 21.061 0.059 AB
PanSTARRS_z 18.55 1.89 20.729 0.111 AB
PanSTARRS_y 22.29 3.91 20.530 0.190 AB
2MASS_J 111.53 89.48 17.887 0.871 Vega
2MASS_H 166.37 128.41 16.980 0.838 Vega
2MASS_K 10.31 169.38 19.529 17.839 Vega
WISE_W1 36.93 5.67 17.283 0.167 Vega
WISE_W2 23.45 9.44 17.136 0.437 Vega
WISE_W3 62.8 49.81 14.231 0.861 Vega
WISE_W4 -78.95 318.95 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})\, 9.493 9.689 9.872
{\rm log}_{10}({\rm SFR}) -0.528 -0.092 0.272
{\rm log}_{10}({\rm sSFR}) -10.304 -9.783 -9.340
{\rm stellar\ age} 4.849 6.662 8.747

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.445 -0.819 -0.317
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.478 -0.092 0.352

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.610 1.978 2.333
\delta -0.125 0.010 0.148
\tau_1/\tau_2 0.488 0.828 1.206
Q_{PAH} 0.569 1.697 3.709
U_{min} 3.072 8.495 16.384
{\rm log}_{10}(\gamma_e)\, -3.111 -2.077 -1.018

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.309 -3.016 -1.418
{\rm log}_{10}(\tau_{AGN})\, 1.010 1.461 1.913

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.390 0.125 0.429
0.03-0.10 Gyr -1.379 -0.376 0.209
0.10-0.32 Gyr -1.741 -0.571 0.038
0.32-1.03 Gyr -2.204 -0.801 -0.267
1.03-3.30 Gyr -1.642 -0.497 -0.122
3.30-10.57 Gyr -0.996 -0.234 0.019
10.57-11.75 Gyr -0.930 -0.113 0.698