2018ggr results

Information

Transient
Name:AT2018ggr
Right ascension: 17h52m12.18s
Declination:42d26m40.60s
Discovery Date:Sept. 11, 2018, 6:44 a.m.
Classification:None
Redshift:None
MW E(B-V):0.032
Host
Name:J175212.17+422640.31
Object ID:9907735628219786
Catalog Name:decals
Catalog Release:dr9
Right ascension: 17h52m12.17s
Declination:42d26m40.31s
Redshift:None
Photometric Redshift:0.131
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 16.71
Transient MWEBV processed 0.09
Host match processed 6.1
Host information processed 0.15
Host MWEBV processed 0.06
Host spectrum download not processed None
Global aperture construction processed 0.63
Global aperture photometry processed 5.09
Validate global photometry processed 16.0
Global host SED inference processed 429.74
Local aperture photometry processed 4.82
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Host Galaxy Spectrum

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.074 9.251 9.403
{\rm log}_{10}({\rm SFR}) -0.420 -0.102 0.226
{\rm log}_{10}({\rm sSFR}) -9.739 -9.370 -8.948
{\rm stellar\ age} 3.597 5.592 6.975

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.350 -0.661 -0.130
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.741 -1.162 0.162

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.086 0.291 0.654
\delta -0.231 0.215 0.351
\tau_1/\tau_2 0.771 1.119 1.513
Q_{PAH} 1.094 2.642 4.637
U_{min} 2.863 7.939 14.711
{\rm log}_{10}(\gamma_e)\, -2.792 -1.704 -0.686

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.462 -1.201 -0.451
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.424 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.654 -0.360 -0.066
0.03-0.10 Gyr -0.401 -0.025 0.331
0.10-0.32 Gyr -0.649 -0.237 0.133
0.32-1.04 Gyr -1.144 -0.619 -0.302
1.04-3.37 Gyr -1.185 -0.719 -0.473
3.37-10.87 Gyr -1.186 -0.717 -0.478
10.87-12.08 Gyr -1.392 -0.652 -0.142
 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):17h52m12.16s, 42d26m40.44s
semi major axis, semi minor axis (arcsec):3.09, 2.55
angle (degrees, anti-clockwise from east):-27.82
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.71 1.99 21.833 0.322 AB
GALEX_NUV 7.69 1.55 21.685 0.218 AB
SDSS_u 11.39 2.33 21.258 0.222 AB
SDSS_g 19.21 1.53 20.691 0.087 AB
PanSTARRS_g 22.29 0.79 20.530 0.039 AB
SDSS_r 28.6 1.82 20.259 0.069 AB
PanSTARRS_r 29.91 0.77 20.210 0.028 AB
SDSS_i 41.9 2.94 19.844 0.076 AB
PanSTARRS_i 38.72 0.54 19.930 0.015 AB
PanSTARRS_z 39.2 1.96 19.917 0.054 AB
SDSS_z 50.29 8.33 19.646 0.180 AB
PanSTARRS_y 36.68 4.04 19.989 0.120 AB
2MASS_J -56.95 73.87 Vega
2MASS_H -84.57 114.55 Vega
2MASS_K 208.1 131.39 16.267 0.685 Vega
WISE_W1 35.74 10.34 17.318 0.314 Vega
WISE_W2 32.93 11.22 16.767 0.370 Vega
WISE_W3 -23.57 40.36 Vega
WISE_W4 -470.16 303.71 Vega