2021vht

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Information

Transient

Name: 2021vht
Right ascension: 0h47m10.25s
Declination: 16d22m29.20s
Discovery Date: None
Classification: Ia
Redshift: 0.047844
MW E(B-V): 0.051

Host

Name: 2021vht
Right ascension: 0h47m10.14s
Declination: 16d22m21.79s
Redshift: 0.049015
Photometric Redshift: 0.076
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.24
Cutout download processed 19.87
Global aperture construction processed 0.59
Local aperture photometry processed 5.72
Global aperture photometry processed 6.1
Validate local photometry processed 0.03
Validate global photometry processed 16.47
Host information processed 0.11
Global host SED inference processing None
Local host SED inference processed 408.06
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
Log transient processing status processing 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) = 0h47m10.25s, 16d22m29.20s
semi major axis, semi minor axis (arcsec) = 2.09, 2.09
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 17.82 1.79 20.773 0.109
SDSS_g 45.7 1.91 19.750 0.045
DES_g 46.74 0.34 19.726 0.008
PanSTARRS_g 49.34 0.48 19.667 0.011
SDSS_r 71.89 2.41 19.258 0.036
PanSTARRS_r 69.95 0.6 19.288 0.009
DES_r 80.08 0.78 19.141 0.011
SDSS_i 103.2 3.08 18.866 0.032
PanSTARRS_i 100.0 0.82 18.900 0.009
PanSTARRS_z 114.67 1.76 18.751 0.017
SDSS_z 111.24 6.83 18.784 0.067
DES_z 119.03 2.24 18.711 0.020
PanSTARRS_y 128.59 3.55 18.627 0.030

Aperture details

RA, DEC (J2000) = 0h47m09.93s, 16d22m22.21s
semi major axis, semi minor axis (arcsec) = 14.0, 11.16
angle (degrees, anti-clockwise from east) = -23.65

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 78.08 6.22 19.169 0.087
GALEX_NUV 125.66 5.0 18.652 0.043
SDSS_u 764.81 11.41 16.691 0.016
SDSS_g 2406.92 13.57 15.446 0.006
DES_g 2337.05 2.29 15.478 0.001
PanSTARRS_g 2540.62 2.95 15.388 0.001
SDSS_r 4051.39 17.57 14.881 0.005
PanSTARRS_r 4011.11 3.69 14.892 0.001
DES_r 4114.52 5.5 14.864 0.001
PanSTARRS_i 5273.4 4.9 14.595 0.001
PanSTARRS_z 6193.97 10.41 14.420 0.002
SDSS_z 6199.7 42.75 14.419 0.007
DES_z 6125.03 15.88 14.432 0.003
PanSTARRS_y 6762.81 21.26 14.325 0.003
2MASS_J 8474.97 340.53 13.185 0.044
2MASS_H 8958.82 485.69 12.652 0.059
2MASS_K 9581.0 555.66 12.109 0.063
WISE_W1 4066.32 47.65 12.178 0.013
WISE_W2 2532.18 58.09 12.052 0.025
WISE_W3 6129.83 200.53 9.257 0.036
WISE_W4 7096.2 1416.06 7.652 0.217
 

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})\, 8.769 9.002 9.173
{\rm log}_{10}({\rm SFR}) -1.159 -0.685 -0.167
{\rm log}_{10}({\rm sSFR}) -10.246 -9.688 -8.998
{\rm stellar\ age} 3.762 6.583 8.266

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.649 -1.069 -0.450
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.709 -1.321 -0.340

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.361 0.719 1.038
\delta -0.574 -0.119 0.184
\tau_1/\tau_2 0.755 1.126 1.465
Q_{PAH} 0.596 2.161 4.641
U_{min} 3.039 7.938 15.027
{\rm log}_{10}(\gamma_e)\, -3.235 -2.038 -0.819

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.613 -1.635 -0.248
{\rm log}_{10}(\tau_{AGN})\, 1.051 1.495 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.347 -0.926 -0.614
0.03-0.10 Gyr -1.206 -0.616 -0.058
0.10-0.33 Gyr -1.504 -0.851 -0.326
0.33-1.09 Gyr -1.793 -1.077 -0.668
1.09-3.58 Gyr -1.765 -1.082 -0.742
3.58-11.79 Gyr -1.679 -0.976 -0.705
11.79-13.10 Gyr -1.833 -0.932 -0.299

Global parameter details

Documentation