2021htv

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Information

Transient

Name: AT2021htv
Right ascension: 6h18m03.24s
Declination: -23d50m28.64s
Discovery Date: April 1, 2021, 11:26 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.044

Host

Name: 2021htv
Right ascension: 6h18m02.49s
Declination: -23d50m20.71s
Redshift: 0.062894
Photometric Redshift: 0.059
 

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 4.11
Cutout download processed 3.37
Global aperture construction processed 0.69
Local aperture photometry processed 4.09
Global aperture photometry processed 4.48
Validate local photometry processed 0.02
Validate global photometry processed 11.66
Host information processed 0.11
Global host SED inference processed 705.55
Local host SED inference processed 444.72
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 6h18m03.24s, -23d50m28.64s
semi major axis, semi minor axis (arcsec) = 1.65, 1.65
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 6.52 0.44 21.864 0.074 AB
PanSTARRS_r 14.37 0.67 21.007 0.051 AB
PanSTARRS_i 21.31 0.53 20.578 0.027 AB
PanSTARRS_z 27.95 1.49 20.284 0.058 AB
PanSTARRS_y 32.63 3.45 20.116 0.115 AB

Aperture details

RA, DEC (J2000) = 6h18m02.48s, -23d50m20.51s
semi major axis, semi minor axis (arcsec) = 14.86, 13.82
angle (degrees, anti-clockwise from east) = -143.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 8191.55 4.74 14.117 0.001 AB
PanSTARRS_y 13390.81 30.31 13.583 0.002 AB
2MASS_J 17615.7 337.26 12.390 0.021 Vega
2MASS_K 19168.37 618.1 11.356 0.035 Vega
WISE_W3 1452.15 119.76 10.821 0.090 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})\, 8.753 8.933 9.087
{\rm log}_{10}({\rm SFR}) -1.955 -1.298 -0.719
{\rm log}_{10}({\rm sSFR}) -10.854 -10.249 -9.607
{\rm stellar\ age} 4.443 7.010 8.996

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.438 -0.776 -0.224
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.620 -0.758 0.153

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.814 1.382 1.942
\delta -0.098 0.148 0.321
\tau_1/\tau_2 0.665 1.009 1.349
Q_{PAH} 0.841 2.512 4.962
U_{min} 2.781 8.385 15.567
{\rm log}_{10}(\gamma_e)\, -2.950 -1.895 -0.854

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.927 -0.693 0.020
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.422 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.406 -1.416 -0.748
0.03-0.10 Gyr -2.158 -1.377 -0.734
0.10-0.33 Gyr -2.280 -1.448 -0.755
0.33-1.08 Gyr -2.512 -1.435 -0.772
1.08-3.54 Gyr -2.346 -1.192 -0.832
3.54-11.63 Gyr -1.939 -1.016 -0.786
11.63-12.92 Gyr -1.855 -0.945 -0.244

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.380 11.448 11.540
{\rm log}_{10}({\rm SFR}) -1.760 -0.297 0.466
{\rm log}_{10}({\rm sSFR}) -13.242 -11.745 -11.002
{\rm stellar\ age} 7.363 8.542 11.909

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.191 -0.013 0.118
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.500 -0.763 -0.052

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.052 0.133 0.288
\delta -0.765 -0.253 0.170
\tau_1/\tau_2 0.403 0.798 1.253
Q_{PAH} 0.238 0.717 1.905
U_{min} 2.328 6.677 13.684
{\rm log}_{10}(\gamma_e)\, -3.574 -2.906 -1.683

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.556 -3.787 -2.708
{\rm log}_{10}(\tau_{AGN})\, 0.981 1.462 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.171 -0.469 0.289
0.03-0.10 Gyr -2.258 -0.453 0.545
0.10-0.33 Gyr -2.285 -0.241 0.710
0.33-1.08 Gyr -2.070 -0.197 0.752
1.08-3.54 Gyr -1.184 0.462 1.343
3.54-11.63 Gyr 0.505 1.515 1.690
11.63-12.92 Gyr 1.234 1.971 2.649