2021usd

Download data

Information

Transient

Name: SN2021usd
Right ascension: 18h22m03.34s
Declination: 36d37m20.39s
Discovery Date: Aug. 2, 2021, 9:01 a.m.
Classification: SN Ia
Redshift: 0.028240
MW E(B-V): 0.034

Host

Name: 2021usd
Right ascension: 18h22m04.10s
Declination: 36d37m14.84s
Redshift: 0.028240
Photometric Redshift: 0.025
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed None
Cutout download processed 6.32
Global aperture construction processed 0.61
Local aperture photometry processed 4.26
Global aperture photometry processed 4.79
Validate local photometry processed 0.02
Validate global photometry processed 12.98
Host information processed 0.08
Global host SED inference processed 470.4
Local host SED inference processed 492.29
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status processed None
 

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) = 18h22m03.34s, 36d37m20.39s
semi major axis, semi minor axis (arcsec) = 3.53, 3.53
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_g 133.24 0.92 18.588 0.007
PanSTARRS_g 143.55 0.77 18.507 0.006
PanSTARRS_r 252.86 1.12 17.893 0.005
PanSTARRS_i 348.14 0.79 17.546 0.002
PanSTARRS_z 438.97 2.9 17.294 0.007
DES_z 401.98 3.89 17.389 0.011
PanSTARRS_y 540.55 7.39 17.068 0.015
2MASS_J 576.05 69.57 16.104 0.131
2MASS_H 719.09 103.41 15.390 0.156
2MASS_K 515.75 127.98 15.281 0.269

Aperture details

RA, DEC (J2000) = 18h22m04.09s, 36d37m14.96s
semi major axis, semi minor axis (arcsec) = 23.36, 18.36
angle (degrees, anti-clockwise from east) = -87.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 112.22 4.18 18.775 0.040
DES_g 4291.15 5.21 14.819 0.001
PanSTARRS_g 4517.24 4.48 14.763 0.001
PanSTARRS_r 8389.76 6.51 14.091 0.001
PanSTARRS_i 11619.39 4.53 13.737 0.000
PanSTARRS_z 14754.38 16.79 13.478 0.001
DES_z 14246.3 23.15 13.516 0.002
PanSTARRS_y 17278.98 42.35 13.306 0.003
2MASS_J 21360.02 439.36 12.181 0.022
2MASS_H 26604.29 650.31 11.470 0.027
2MASS_K 20472.15 808.59 11.284 0.043
WISE_W3 7236.59 237.41 9.077 0.036
 

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})\, 9.126 9.247 9.365
{\rm log}_{10}({\rm SFR}) -2.025 -1.196 -0.498
{\rm log}_{10}({\rm sSFR}) -11.362 -10.422 -9.707
{\rm stellar\ age} 6.324 7.962 10.801

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.680 -1.119 -0.607
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.679 -0.312 0.333

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.335 0.801 1.120
\delta -0.552 -0.225 0.086
\tau_1/\tau_2 0.692 1.044 1.420
Q_{PAH} 0.521 1.897 4.330
U_{min} 2.949 8.029 15.257
{\rm log}_{10}(\gamma_e)\, -3.367 -1.926 -0.762

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.906 -1.865 -0.710
{\rm log}_{10}(\tau_{AGN})\, 1.013 1.462 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.187 -1.365 -0.861
0.03-0.10 Gyr -2.179 -1.181 -0.394
0.10-0.33 Gyr -2.365 -1.308 -0.597
0.33-1.10 Gyr -2.485 -1.331 -0.735
1.10-3.63 Gyr -2.385 -1.116 -0.651
3.63-12.04 Gyr -1.235 -0.693 -0.511
12.04-13.38 Gyr -1.082 -0.432 0.265

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.729 10.786 10.853
{\rm log}_{10}({\rm SFR}) -0.660 -0.117 0.230
{\rm log}_{10}({\rm sSFR}) -11.452 -10.910 -10.537
{\rm stellar\ age} 7.401 8.146 10.350

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.618 -0.415 -0.275
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.862 -1.256 0.139

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.225 0.412 0.554
\delta -0.248 0.044 0.268
\tau_1/\tau_2 0.484 0.890 1.303
Q_{PAH} 0.211 0.656 1.241
U_{min} 2.032 5.773 12.358
{\rm log}_{10}(\gamma_e)\, -3.749 -3.272 -2.172

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.179 -2.634 -1.468
{\rm log}_{10}(\tau_{AGN})\, 0.851 1.135 1.712

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.975 -0.292 0.077
0.03-0.10 Gyr -0.929 -0.109 0.316
0.10-0.33 Gyr -0.642 0.082 0.472
0.33-1.10 Gyr -0.820 0.028 0.336
1.10-3.63 Gyr -0.469 0.396 0.768
3.63-12.04 Gyr 0.621 0.920 1.034
12.04-13.38 Gyr 0.620 1.113 1.717