2018chu

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Information

Transient

Name: AT2018chu
Right ascension: 12h52m49.00s
Declination: -30d58m02.53s
Discovery Date: June 5, 2018, 9:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.078

Host

Name: 2018chu
Right ascension: 12h52m49.13s
Declination: -30d58m04.67s
Redshift: 0.060940
Photometric Redshift:
 

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
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
not enough filters
 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 0.93
Cutout download processed 3.81
Global aperture construction processed 0.59
Local aperture photometry processed 3.25
Global aperture photometry processed 3.41
Validate local photometry processed 0.02
Validate global photometry processed 5.36
Host information processed 0.1
Global host SED inference not enough filters 17.44
Local host SED inference processed 912.47
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.05
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) = 12h52m49.00s, -30d58m02.53s
semi major axis, semi minor axis (arcsec) = 1.7, 1.7
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 54.95 0.99 19.550 0.020 AB

Aperture details

RA, DEC (J2000) = 12h52m49.11s, -30d58m04.42s
semi major axis, semi minor axis (arcsec) = 5.92, 4.63
angle (degrees, anti-clockwise from east) = -11.81

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 2.15 1.61 23.071 0.812 AB
2MASS_J 2038.59 149.55 14.732 0.080 Vega
2MASS_H 2574.12 191.98 14.006 0.081 Vega
2MASS_K 2041.74 247.23 13.787 0.131 Vega
WISE_W1 780.73 16.6 13.970 0.023 Vega
WISE_W2 447.04 17.7 13.935 0.043 Vega
WISE_W3 83.99 49.87 13.915 0.645 Vega
WISE_W4 358.48 294.19 10.894 0.891 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})\, 8.634 9.305 9.661
{\rm log}_{10}({\rm SFR}) -1.102 -0.263 0.269
{\rm log}_{10}({\rm sSFR}) -10.570 -9.657 -8.335
{\rm stellar\ age} 1.084 6.258 9.720

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.643 -0.901 -0.155
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.627 -0.544 0.036

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.336 0.789 1.232
\delta -0.760 -0.376 0.058
\tau_1/\tau_2 0.513 1.009 1.517
Q_{PAH} 0.414 1.479 4.219
U_{min} 3.298 8.967 16.082
{\rm log}_{10}(\gamma_e)\, -3.363 -2.264 -0.810

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.915 -1.633 -0.078
{\rm log}_{10}(\tau_{AGN})\, 0.911 1.254 1.835

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.003 -0.119 0.470
0.03-0.10 Gyr -2.374 -0.859 0.123
0.10-0.33 Gyr -3.071 -1.267 -0.410
0.33-1.08 Gyr -3.385 -1.236 -0.409
1.08-3.55 Gyr -3.500 -1.225 -0.535
3.55-11.65 Gyr -3.201 -0.955 -0.289
11.65-12.95 Gyr -3.309 -0.872 0.436

Global parameter details

Documentation

Data not available