2021dcu

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Information

Transient

Name: SN2021dcu
Right ascension: 16h08m06.23s
Declination: 25d29m01.45s
Discovery Date: Feb. 16, 2021, 1:45 p.m.
Classification: SN Ia
Redshift: 0.042000
MW E(B-V): 0.049

Host

Name: 2021dcu
Right ascension: 16h08m06.52s
Declination: 25d29m07.33s
Redshift: 0.041839
Photometric Redshift: 0.026
 

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
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 2.64
Cutout download processed 5.02
Global aperture construction processed 0.74
Local aperture photometry processed 7.03
Global aperture photometry processed 7.38
Validate local photometry processed 0.03
Validate global photometry processed 17.9
Host information processed 0.09
Global host SED inference processed 468.43
Local host SED inference processed 409.42
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.08
Processing status completed 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) = 16h08m06.23s, 25d29m01.45s
semi major axis, semi minor axis (arcsec) = 2.42, 2.42
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 3.87 2.04 22.432 0.573 AB
SDSS_g 42.43 1.87 19.831 0.048 AB
DES_g 50.79 0.3 19.635 0.006 AB
PanSTARRS_g 49.2 0.57 19.670 0.013 AB
SDSS_r 93.6 3.08 18.972 0.036 AB
PanSTARRS_r 106.79 0.69 18.829 0.007 AB
DES_r 119.13 0.82 18.710 0.008 AB
SDSS_i 143.89 4.3 18.505 0.032 AB
PanSTARRS_i 151.43 0.89 18.449 0.006 AB
PanSTARRS_z 198.97 1.73 18.153 0.009 AB
SDSS_z 217.77 7.26 18.055 0.036 AB
DES_z 223.04 2.21 18.029 0.011 AB
PanSTARRS_y 267.2 3.84 17.833 0.016 AB

Aperture details

RA, DEC (J2000) = 16h08m06.46s, 25d29m06.46s
semi major axis, semi minor axis (arcsec) = 10.05, 6.86
angle (degrees, anti-clockwise from east) = -67.8

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.26 4.77 20.633 0.255 AB
GALEX_NUV 33.62 2.25 20.084 0.073 AB
SDSS_u 158.47 7.47 18.400 0.051 AB
SDSS_g 1144.53 9.18 16.253 0.009 AB
DES_g 1276.52 1.4 16.135 0.001 AB
PanSTARRS_g 1267.52 2.03 16.143 0.002 AB
SDSS_r 2908.68 15.14 15.241 0.006 AB
PanSTARRS_r 3119.75 2.56 15.165 0.001 AB
DES_r 3447.95 4.26 15.056 0.001 AB
SDSS_i 4966.8 20.71 14.660 0.005 AB
PanSTARRS_i 5123.37 3.24 14.626 0.001 AB
PanSTARRS_z 7030.8 6.08 14.282 0.001 AB
SDSS_z 7949.28 31.23 14.149 0.004 AB
DES_z 8025.3 12.88 14.139 0.002 AB
PanSTARRS_y 9571.61 13.2 13.948 0.001 AB
WISE_W1 8727.62 49.09 11.349 0.006 Vega
WISE_W2 5176.62 52.13 11.276 0.011 Vega
WISE_W3 6359.0 117.15 9.218 0.020 Vega
WISE_W4 4978.42 783.53 8.037 0.171 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})\, 9.143 9.288 9.439
{\rm log}_{10}({\rm SFR}) -1.070 -0.657 -0.285
{\rm log}_{10}({\rm sSFR}) -10.425 -9.986 -9.573
{\rm stellar\ age} 5.754 7.373 9.408

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.113 -0.363 -0.071
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.684 0.107 0.323

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.618 1.014 1.436
\delta -0.630 -0.279 -0.033
\tau_1/\tau_2 0.634 0.966 1.332
Q_{PAH} 0.514 1.791 3.621
U_{min} 2.544 7.144 14.314
{\rm log}_{10}(\gamma_e)\, -3.405 -2.350 -1.096

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.988 -2.068 -1.093
{\rm log}_{10}(\tau_{AGN})\, 0.937 1.387 1.845

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.767 -0.451 -0.142
0.03-0.10 Gyr -1.744 -0.879 -0.332
0.10-0.33 Gyr -2.109 -1.157 -0.612
0.33-1.09 Gyr -2.115 -1.092 -0.580
1.09-3.60 Gyr -1.768 -0.845 -0.529
3.60-11.88 Gyr -1.096 -0.660 -0.448
11.88-13.20 Gyr -1.161 -0.550 0.153

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.064 11.127 11.161
{\rm log}_{10}({\rm SFR}) -0.366 0.032 0.314
{\rm log}_{10}({\rm sSFR}) -11.502 -11.088 -10.790
{\rm stellar\ age} 9.317 12.174 12.511

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.267 -0.113 0.017
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.790 -1.227 0.133

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.643 0.783 0.933
\delta -0.312 -0.190 -0.090
\tau_1/\tau_2 0.191 0.487 0.846
Q_{PAH} 0.169 0.473 0.999
U_{min} 2.694 7.353 13.887
{\rm log}_{10}(\gamma_e)\, -3.608 -3.121 -2.521

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.538 -3.848 -3.004
{\rm log}_{10}(\tau_{AGN})\, 0.946 1.388 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.045 0.327 0.575
0.03-0.10 Gyr -2.230 -0.414 0.178
0.10-0.33 Gyr -3.337 -0.898 -0.117
0.33-1.09 Gyr -4.046 -1.216 -0.258
1.09-3.60 Gyr -3.159 -1.059 -0.071
3.60-11.88 Gyr -1.206 0.204 1.181
11.88-13.20 Gyr 1.712 2.226 2.281