2021dn

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Information

Transient

Name: SN2021dn
Right ascension: 8h19m09.69s
Declination: 24d46m56.92s
Discovery Date: Jan. 3, 2021, 8:10 a.m.
Classification: SN Ia
Redshift: 0.015500
MW E(B-V): 0.027

Host

Name: 2021dn
Right ascension: 8h19m15.48s
Declination: 24d47m33.36s
Redshift: 0.015519
Photometric Redshift: 0.019
 

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 0.98
Cutout download processed 16.93
Global aperture construction processed 0.62
Local aperture photometry processed 6.99
Global aperture photometry processed 7.6
Validate local photometry processed 0.03
Validate global photometry processed 13.5
Host information processed 0.09
Global host SED inference processed 470.08
Local host SED inference processed 1210.5
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
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) = 8h19m09.69s, 24d46m56.92s
semi major axis, semi minor axis (arcsec) = 6.33, 6.33
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.12 0.45 23.774 0.432 AB
GALEX_NUV 1.7 0.48 23.324 0.308 AB
SDSS_u -1.02 4.92 AB
SDSS_g 0.11 2.06 26.337 21.090 AB
DES_g 2.4 0.47 22.948 0.214 AB
PanSTARRS_g 1.02 1.56 23.874 1.658 AB
SDSS_r 6.95 3.15 21.794 0.492 AB
PanSTARRS_r 20.58 2.09 20.616 0.110 AB
DES_r 3.34 1.02 22.591 0.331 AB
SDSS_i 6.37 5.1 21.889 0.869 AB
PanSTARRS_i 0.36 2.2 25.010 6.626 AB
PanSTARRS_z 7.43 5.61 21.723 0.820 AB
SDSS_z -24.1 21.12 AB
DES_z 3.96 2.78 22.407 0.762 AB
PanSTARRS_y -47.56 12.5 AB
2MASS_J 88.21 134.13 18.141 1.651 Vega
2MASS_H -21.36 197.46 Vega
2MASS_K 69.99 222.51 17.450 3.452 Vega
WISE_W1 13.31 6.28 18.390 0.512 Vega

Aperture details

RA, DEC (J2000) = 8h19m15.53s, 24d47m34.00s
semi major axis, semi minor axis (arcsec) = 36.76, 28.37
angle (degrees, anti-clockwise from east) = -135.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 750.34 6.7 16.712 0.010 AB
SDSS_u 1775.81 27.6 15.777 0.017 AB
SDSS_g 5424.85 22.06 14.564 0.004 AB
DES_g 5932.54 4.69 14.467 0.001 AB
DES_r 9298.6 12.6 13.979 0.001 AB
SDSS_i 9896.54 38.66 13.911 0.004 AB
SDSS_z 11516.44 110.97 13.747 0.010 AB
DES_z 12585.62 29.07 13.650 0.003 AB
2MASS_J 14224.73 687.94 12.622 0.053 Vega
2MASS_K 10994.15 1140.0 11.959 0.113 Vega
WISE_W3 14991.31 598.5 8.286 0.043 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})\, 6.894 7.358 7.612
{\rm log}_{10}({\rm SFR}) -2.444 -1.883 -1.401
{\rm log}_{10}({\rm sSFR}) -9.912 -9.233 -8.439
{\rm stellar\ age} 2.895 7.829 11.774

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.830 -1.501 -0.903
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.001 -0.662 -0.336

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.067 1.690 2.358
\delta 0.203 0.312 0.374
\tau_1/\tau_2 0.397 0.803 1.245
Q_{PAH} 0.583 1.918 4.287
U_{min} 3.150 9.141 17.064
{\rm log}_{10}(\gamma_e)\, -3.311 -2.125 -0.826

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.936 -1.614 -0.256
{\rm log}_{10}(\tau_{AGN})\, 1.083 1.619 1.998

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.053 -1.447 -0.960
0.03-0.10 Gyr -5.214 -3.489 -2.180
0.10-0.33 Gyr -7.208 -4.828 -3.033
0.33-1.10 Gyr -7.867 -4.985 -3.241
1.10-3.67 Gyr -6.334 -3.850 -2.691
3.67-12.20 Gyr -4.936 -2.856 -2.310
12.20-13.55 Gyr -4.992 -2.562 -1.480

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.801 9.989 10.095
{\rm log}_{10}({\rm SFR}) -0.411 -0.097 0.184
{\rm log}_{10}({\rm sSFR}) -10.427 -10.081 -9.719
{\rm stellar\ age} 4.602 7.524 9.432

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.017 -0.738 -0.421
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.606 -1.210 -0.355

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.158 0.357 0.590
\delta -0.603 -0.137 0.227
\tau_1/\tau_2 0.371 0.802 1.260
Q_{PAH} 0.204 0.688 1.425
U_{min} 2.422 6.708 13.095
{\rm log}_{10}(\gamma_e)\, -3.789 -3.192 -2.059

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.233 -2.446 -1.505
{\rm log}_{10}(\tau_{AGN})\, 0.814 1.154 1.732

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.393 -0.079 0.166
0.03-0.10 Gyr -0.604 -0.116 0.254
0.10-0.33 Gyr -0.970 -0.296 0.262
0.33-1.10 Gyr -1.066 -0.283 0.339
1.10-3.67 Gyr -0.921 -0.172 0.196
3.67-12.20 Gyr -0.534 0.011 0.240
12.20-13.55 Gyr -0.636 0.112 0.752