AT2018zr

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Information

Transient

Name: AT2018zr
Right ascension: 7h56m54.53s
Declination: 34d15m43.61s
Discovery Date: None
Classification: TDE
Redshift: 0.071000
MW E(B-V): 0.040

Host

Name: AT2018zr
Right ascension: 7h56m54.54s
Declination: 34d15m43.75s
Redshift: 0.071000
Photometric Redshift: 0.116
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.28
Cutout download processed 20.05
Global aperture construction processed 0.59
Local aperture photometry processed 5.96
Global aperture photometry processed 6.13
Validate local photometry processed 0.03
Validate global photometry processed 17.63
Host information processed 0.14
Global host SED inference processed 626.11
Local host SED inference processed 428.61
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.1
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) = 7h56m54.53s, 34d15m43.61s
semi major axis, semi minor axis (arcsec) = 1.48, 1.48
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_g 44.78 1.78 19.772 0.043
DES_g 49.6 0.54 19.661 0.012
PanSTARRS_g 45.72 0.45 19.750 0.011
SDSS_r 96.57 2.61 18.938 0.029
PanSTARRS_r 90.26 0.45 19.011 0.005
SDSS_i 137.68 3.21 18.553 0.025
PanSTARRS_i 129.12 0.5 18.622 0.004
PanSTARRS_z 146.52 1.23 18.485 0.009
SDSS_z 181.88 4.59 18.251 0.027
DES_z 167.26 2.34 18.342 0.015
PanSTARRS_y 166.54 2.94 18.346 0.019

Aperture details

RA, DEC (J2000) = 7h56m54.52s, 34d15m43.84s
semi major axis, semi minor axis (arcsec) = 5.19, 4.18
angle (degrees, anti-clockwise from east) = -138.12

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 1.46 0.51 23.492 0.381
GALEX_NUV 0.64 0.62 24.380 1.040
SDSS_u 33.11 3.37 20.100 0.111
SDSS_g 103.5 2.93 18.863 0.031
DES_g 106.39 0.85 18.833 0.009
PanSTARRS_g 107.35 1.36 18.823 0.014
SDSS_r 211.39 4.2 18.087 0.022
PanSTARRS_r 213.87 1.27 18.075 0.006
SDSS_i 301.03 5.51 17.703 0.020
PanSTARRS_i 293.89 1.45 17.730 0.005
PanSTARRS_z 328.01 3.58 17.610 0.012
SDSS_z 426.59 10.78 17.325 0.027
DES_z 371.85 3.6 17.474 0.011
PanSTARRS_y 399.8 8.67 17.395 0.024
2MASS_J 568.82 162.7 16.118 0.311
2MASS_H 1005.12 272.77 15.027 0.295
2MASS_K 945.56 238.32 14.623 0.274
WISE_W1 202.54 14.56 15.435 0.078
WISE_W2 126.97 24.59 15.302 0.210
WISE_W3 8.91 90.97 16.352 11.089
WISE_W4 -618.07 576.01
 

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})\, 9.501 9.617 9.748
{\rm log}_{10}({\rm SFR}) -1.731 -1.075 -0.467
{\rm log}_{10}({\rm sSFR}) -11.320 -10.699 -10.072
{\rm stellar\ age} 6.586 7.782 10.457

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.616 -1.061 -0.642
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.524 -0.172 0.297

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.284 0.598 0.912
\delta -0.588 -0.149 0.169
\tau_1/\tau_2 0.722 1.060 1.411
Q_{PAH} 0.807 2.652 5.197
U_{min} 2.791 7.969 15.179
{\rm log}_{10}(\gamma_e)\, -3.118 -1.986 -0.564

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.016 -0.965 -0.288
{\rm log}_{10}(\tau_{AGN})\, 1.078 1.454 1.936

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.690 -1.081 -0.670
0.03-0.10 Gyr -2.034 -1.120 -0.397
0.10-0.33 Gyr -2.128 -1.136 -0.489
0.33-1.07 Gyr -2.069 -1.076 -0.512
1.07-3.52 Gyr -1.881 -0.758 -0.317
3.52-11.53 Gyr -0.713 -0.287 -0.105
11.53-12.82 Gyr -0.616 -0.043 0.686

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.895 9.973 10.069
{\rm log}_{10}({\rm SFR}) -1.392 -0.708 -0.222
{\rm log}_{10}({\rm sSFR}) -11.390 -10.691 -10.166
{\rm stellar\ age} 7.618 9.331 12.037

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.255 -0.870 -0.638
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.112 0.288 0.415

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.143 0.265 0.434
\delta -0.883 -0.598 -0.240
\tau_1/\tau_2 0.642 1.108 1.583
Q_{PAH} 0.913 2.394 4.463
U_{min} 2.856 7.952 15.093
{\rm log}_{10}(\gamma_e)\, -2.711 -1.602 -0.524

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.037 -2.723 -1.738
{\rm log}_{10}(\tau_{AGN})\, 1.101 1.566 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.226 -0.775 -0.481
0.03-0.10 Gyr -1.825 -0.702 -0.122
0.10-0.33 Gyr -3.247 -1.272 -0.542
0.33-1.07 Gyr -3.751 -1.535 -0.804
1.07-3.52 Gyr -3.016 -1.244 -0.466
3.52-11.53 Gyr -1.418 -0.011 0.188
11.53-12.82 Gyr -0.038 0.736 1.201