2018ahf results

Information

Transient
Name:AT2018ahf
Right ascension: 10h10m02.88s
Declination:47d07m22.38s
Discovery Date:March 17, 2018, 9:11 a.m.
Classification:None
Redshift:None
MW E(B-V):0.006
Host
Name:82588
Right ascension: 10h10m03.54s
Declination:47d07m14.67s
Redshift:0.065363
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 30.11
Transient MWEBV processed 0.04
Host match processed 3.88
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.59
Global aperture photometry processed 5.69
Validate global photometry processed 16.65
Global host SED inference processed 452.01
Local aperture photometry processed 6.58
Validate local photometry processed 0.03
Local host SED inference processed 459.35
 

Imaging data


 

Spectral Energy Distribution


Warning: possible contaminating objects in the global aperture

 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h10m02.88s, 47d07m22.38s
semi major axis, semi minor axis (arcsec):1.59, 1.59
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 5.32 1.55 22.086 0.317 AB
SDSS_g 5.13 0.75 22.126 0.159 AB
DES_g 5.23 0.2 22.104 0.042 AB
PanSTARRS_g 5.27 0.39 22.095 0.080 AB
SDSS_r 10.61 1.1 21.335 0.112 AB
PanSTARRS_r 10.42 0.43 21.355 0.045 AB
SDSS_i 10.76 1.45 21.320 0.146 AB
PanSTARRS_i 12.1 0.39 21.193 0.035 AB
PanSTARRS_z 15.57 1.1 20.920 0.076 AB
SDSS_z 9.67 4.28 21.437 0.481 AB
DES_z 10.88 0.59 21.308 0.059 AB
PanSTARRS_y 17.5 3.06 20.792 0.190 AB

Aperture details

RA, DEC (J2000):10h10m03.50s, 47d07m15.05s
semi major axis, semi minor axis (arcsec):13.22, 10.17
angle (degrees, anti-clockwise from east):-96.65
Warning: possible contaminating objects in the global aperture
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 56.7 7.38 19.516 0.141 AB
GALEX_NUV 71.62 5.42 19.262 0.082 AB
SDSS_u 329.11 11.6 17.607 0.038 AB
SDSS_g 1042.36 9.0 16.355 0.009 AB
DES_g 1059.17 2.68 16.338 0.003 AB
PanSTARRS_g 1100.29 2.92 16.296 0.003 AB
SDSS_r 2062.4 12.82 15.614 0.007 AB
PanSTARRS_r 2016.84 3.27 15.638 0.002 AB
SDSS_i 2911.73 16.35 15.240 0.006 AB
PanSTARRS_i 2844.5 2.9 15.265 0.001 AB
PanSTARRS_z 3549.12 8.02 15.025 0.002 AB
SDSS_z 3708.78 34.21 14.977 0.010 AB
DES_z 3520.28 8.33 15.034 0.003 AB
PanSTARRS_y 4123.09 21.83 14.862 0.006 AB
2MASS_J 5303.06 221.73 13.694 0.045 Vega
2MASS_H 6411.3 298.51 13.015 0.051 Vega
2MASS_K 5925.76 394.67 12.630 0.072 Vega
WISE_W1 2748.5 31.31 12.603 0.012 Vega
WISE_W2 1690.89 35.13 12.491 0.023 Vega
WISE_W3 4786.49 128.33 9.526 0.029 Vega
WISE_W4 3563.27 731.82 8.400 0.223 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.287 8.394 8.514
{\rm log}_{10}({\rm SFR}) -2.235 -1.685 -1.069
{\rm log}_{10}({\rm sSFR}) -10.627 -10.098 -9.493
{\rm stellar\ age} 5.882 7.364 9.133

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.708 -1.264 -0.768
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.631 -0.702 0.192

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.225 0.612 1.212
\delta -0.190 0.153 0.332
\tau_1/\tau_2 0.653 1.010 1.393
Q_{PAH} 1.257 3.209 5.395
U_{min} 2.961 8.083 15.118
{\rm log}_{10}(\gamma_e)\, -2.813 -1.767 -0.724

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.377 -0.130 0.228
{\rm log}_{10}(\tau_{AGN})\, 1.218 1.604 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.390 -1.853 -1.245
0.03-0.10 Gyr -2.314 -1.654 -1.004
0.10-0.33 Gyr -2.605 -1.914 -1.305
0.33-1.08 Gyr -2.905 -2.064 -1.516
1.08-3.53 Gyr -2.601 -1.777 -1.427
3.53-11.60 Gyr -1.888 -1.491 -1.322
11.60-12.89 Gyr -2.050 -1.412 -0.757

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.884 10.942 11.065
{\rm log}_{10}({\rm SFR}) -0.240 0.091 0.448
{\rm log}_{10}({\rm sSFR}) -11.210 -10.852 -10.514
{\rm stellar\ age} 7.666 8.885 12.058

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.009 -0.672 -0.483
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.008 0.334 0.449

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.236 0.363 0.560
\delta -0.022 0.178 0.311
\tau_1/\tau_2 0.437 0.828 1.292
Q_{PAH} 1.214 2.491 4.297
U_{min} 2.590 8.275 16.147
{\rm log}_{10}(\gamma_e)\, -2.740 -1.851 -1.002

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.533 -2.323 -1.619
{\rm log}_{10}(\tau_{AGN})\, 1.204 1.666 1.984

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.997 -0.179 0.090
0.03-0.10 Gyr -0.340 0.161 0.592
0.10-0.33 Gyr -1.830 -0.195 0.251
0.33-1.08 Gyr -3.618 -0.690 -0.048
1.08-3.53 Gyr -2.885 -0.504 0.270
3.53-11.60 Gyr -0.384 1.072 1.201
11.60-12.89 Gyr 0.725 1.553 2.179