2021yhc results

Information

Transient
Name:AT2021yhc
Right ascension: 2h37m59.96s
Declination:19d38m11.65s
Discovery Date:Sept. 4, 2021, 10:17 a.m.
Classification:None
Redshift:None
MW E(B-V):0.087
Host
Name:J023759.98+193811.68
Right ascension: 2h37m59.98s
Declination:19d38m11.68s
Redshift:0.033527
Photometric Redshift:0.042
 

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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 13.33
Transient MWEBV processed 0.03
Host match processed 5.89
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 3.93
Validate global photometry processed 10.77
Global host SED inference processed 526.02
Local aperture photometry processed 4.94
Validate local photometry processed 0.02
Local host SED inference processed 452.56
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h37m59.96s, 19d38m11.65s
semi major axis, semi minor axis (arcsec):2.99, 2.99
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 469.08 0.91 17.222 0.002 AB
PanSTARRS_g 388.38 0.9 17.427 0.003 AB
PanSTARRS_r 858.24 1.33 16.566 0.002 AB
DES_r 1077.01 2.16 16.319 0.002 AB
PanSTARRS_i 1356.98 1.35 16.069 0.001 AB
PanSTARRS_z 1739.84 2.86 15.799 0.002 AB
DES_z 1971.65 6.39 15.663 0.004 AB
PanSTARRS_y 2215.29 6.06 15.536 0.003 AB
2MASS_J 2741.53 72.41 14.410 0.029 Vega
2MASS_H 3605.2 117.2 13.640 0.035 Vega
2MASS_K 3346.39 114.27 13.251 0.037 Vega

Aperture details

RA, DEC (J2000):2h37m59.95s, 19d38m11.76s
semi major axis, semi minor axis (arcsec):25.76, 14.42
angle (degrees, anti-clockwise from east):-94.62
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 109.5 10.4 18.801 0.103 AB
GALEX_NUV 96.25 7.42 18.941 0.084 AB
PanSTARRS_g 1940.08 5.27 15.680 0.003 AB
PanSTARRS_r 3817.96 7.4 14.945 0.002 AB
PanSTARRS_i 5991.92 7.75 14.456 0.001 AB
PanSTARRS_z 7536.39 17.42 14.207 0.003 AB
2MASS_J 12364.47 458.48 12.775 0.040 Vega
2MASS_H 15462.92 753.9 12.059 0.053 Vega
2MASS_K 14098.1 734.57 11.689 0.057 Vega
WISE_W1 6387.03 52.29 11.688 0.009 Vega
WISE_W2 3852.08 58.15 11.597 0.016 Vega
WISE_W3 6716.29 260.82 9.158 0.042 Vega
WISE_W4 10063.29 1705.34 7.273 0.184 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.825 9.984 10.164
{\rm log}_{10}({\rm SFR}) -0.453 0.001 0.526
{\rm log}_{10}({\rm sSFR}) -10.485 -10.007 -9.353
{\rm stellar\ age} 4.954 7.048 9.036

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.429 -0.815 -0.405
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.429 -0.637 0.032

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.806 1.086 1.347
\delta -0.716 -0.452 -0.236
\tau_1/\tau_2 0.464 0.854 1.270
Q_{PAH} 0.547 2.044 4.189
U_{min} 2.514 7.287 14.362
{\rm log}_{10}(\gamma_e)\, -3.532 -2.181 -1.059

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.474 -3.491 -1.881
{\rm log}_{10}(\tau_{AGN})\, 0.896 1.487 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.165 0.131 0.472
0.03-0.10 Gyr -1.266 -0.151 0.595
0.10-0.33 Gyr -1.561 -0.298 0.239
0.33-1.09 Gyr -1.398 -0.226 0.177
1.09-3.62 Gyr -0.961 -0.049 0.274
3.62-11.98 Gyr -0.573 0.010 0.273
11.98-13.31 Gyr -0.637 0.071 0.795

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.721 10.806 10.870
{\rm log}_{10}({\rm SFR}) -0.404 -0.053 0.245
{\rm log}_{10}({\rm sSFR}) -11.202 -10.856 -10.539
{\rm stellar\ age} 8.384 11.479 12.567

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.653 -0.460 -0.312
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.605 -0.870 0.129

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.240 0.349 0.509
\delta 0.148 0.291 0.368
\tau_1/\tau_2 0.394 0.883 1.371
Q_{PAH} 0.494 1.354 2.671
U_{min} 2.606 7.576 15.034
{\rm log}_{10}(\gamma_e)\, -3.276 -2.363 -1.519

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.127 -2.952 -1.976
{\rm log}_{10}(\tau_{AGN})\, 1.209 1.703 2.004

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.873 -0.269 0.003
0.03-0.10 Gyr -0.690 -0.002 0.373
0.10-0.33 Gyr -2.650 -0.650 -0.048
0.33-1.09 Gyr -3.389 -0.945 -0.266
1.09-3.62 Gyr -3.086 -0.917 -0.151
3.62-11.98 Gyr -1.119 0.436 0.962
11.98-13.31 Gyr 1.003 1.835 1.990