2021gwn

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Information

Transient

Name: SN2021gwn
Right ascension: 10h47m11.93s
Declination: -29d23m10.21s
Discovery Date: March 22, 2021, 10:04 a.m.
Classification: SN Ia
Redshift: 0.048000
MW E(B-V): 0.061

Host

Name: 2021gwn
Right ascension: 10h47m12.11s
Declination: -29d23m11.17s
Redshift: 0.059331
Photometric Redshift: 0.064
 

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 3.38
Cutout download processed 0.49
Global aperture construction processed 0.69
Local aperture photometry processed 7.57
Global aperture photometry processed 4.27
Validate local photometry processed 0.02
Validate global photometry processed 12.05
Host information processed 0.12
Global host SED inference processed 456.55
Local host SED inference processed 486.61
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.1
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) = 10h47m11.93s, -29d23m10.21s
semi major axis, semi minor axis (arcsec) = 1.74, 1.74
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 147.42 0.56 18.479 0.004 AB
PanSTARRS_r 319.45 0.97 17.639 0.003 AB
PanSTARRS_i 498.48 2.56 17.156 0.006 AB
PanSTARRS_z 646.66 1.74 16.873 0.003 AB
PanSTARRS_y 747.17 4.3 16.716 0.006 AB

Aperture details

RA, DEC (J2000) = 10h47m12.09s, -29d23m11.05s
semi major axis, semi minor axis (arcsec) = 9.5, 8.22
angle (degrees, anti-clockwise from east) = -52.76

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.94 3.29 22.729 1.215 AB
GALEX_NUV 45.8 2.45 19.748 0.058 AB
PanSTARRS_g 1943.27 2.61 15.679 0.001 AB
PanSTARRS_r 3505.43 4.55 15.038 0.001 AB
PanSTARRS_z 5864.0 8.34 14.480 0.002 AB
2MASS_J 9073.6 249.89 13.111 0.030 Vega
2MASS_H 11122.38 339.7 12.417 0.033 Vega
WISE_W1 3842.87 37.74 12.239 0.011 Vega
WISE_W2 2103.66 42.21 12.254 0.022 Vega
WISE_W3 348.32 103.28 12.371 0.322 Vega
WISE_W4 768.72 559.34 10.066 0.790 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})\, 10.017 10.166 10.309
{\rm log}_{10}({\rm SFR}) -3.473 -1.272 -0.372
{\rm log}_{10}({\rm sSFR}) -13.787 -11.455 -10.506
{\rm stellar\ age} 6.494 7.934 11.940

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.548 -1.038 -0.659
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.708 -0.927 0.078

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.543 0.855 1.147
\delta -0.678 -0.375 -0.006
\tau_1/\tau_2 0.577 0.989 1.390
Q_{PAH} 0.621 2.573 5.174
U_{min} 2.907 8.589 16.285
{\rm log}_{10}(\gamma_e)\, -3.237 -1.560 -0.528

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.739 -1.539 -0.622
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.521 1.992

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.378 -1.584 -0.699
0.03-0.10 Gyr -4.210 -1.339 -0.296
0.10-0.33 Gyr -3.653 -1.217 -0.254
0.33-1.08 Gyr -3.760 -1.119 -0.158
1.08-3.55 Gyr -2.985 -0.530 0.231
3.55-11.67 Gyr -1.273 0.190 0.440
11.67-12.97 Gyr -0.482 0.486 1.394

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.880 10.988 11.068
{\rm log}_{10}({\rm SFR}) -2.415 -1.066 -0.551
{\rm log}_{10}({\rm sSFR}) -13.342 -12.051 -11.514
{\rm stellar\ age} 6.220 7.620 9.898

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.915 -0.693 -0.528
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.487 -0.719 0.039

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.059 0.144 0.275
\delta -0.677 -0.266 0.098
\tau_1/\tau_2 0.545 0.944 1.380
Q_{PAH} 0.298 0.925 2.461
U_{min} 3.536 9.240 17.087
{\rm log}_{10}(\gamma_e)\, -2.637 -1.477 -0.637

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.535 -3.810 -2.976
{\rm log}_{10}(\tau_{AGN})\, 1.116 1.599 1.950

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.265 -1.122 -0.529
0.03-0.10 Gyr -3.566 -1.318 -0.542
0.10-0.33 Gyr -3.455 -1.124 -0.270
0.33-1.08 Gyr -2.186 -0.505 0.328
1.08-3.55 Gyr -0.876 0.701 1.240
3.55-11.67 Gyr 0.373 1.120 1.296
11.67-12.97 Gyr -0.261 1.112 1.941