2021gdm

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Information

Transient

Name: 2021gdm
Right ascension: 15h49m33.05s
Declination: 4d40m15.54s
Discovery Date: None
Classification: Ia
Redshift: 0.111773
MW E(B-V): 0.057

Host

Name: 2021gdm
Right ascension: 15h49m33.03s
Declination: 4d40m15.65s
Redshift: None
Photometric Redshift: 0.208
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.28
Cutout download processed 24.09
Global aperture construction processed 0.92
Local aperture photometry processed 10.8
Global aperture photometry processed 8.09
Validate local photometry processed 0.04
Validate global photometry processed 24.78
Host information processed 0.21
Global host SED inference processed 644.71
Local host SED inference not enough filters 22.88
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.07
Log transient processing status blocked 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) = 15h49m33.05s, 4d40m15.54s
semi major axis, semi minor axis (arcsec) = 0.98, 0.98
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
DES_z 32.63 1.39 20.116 0.046

Aperture details

RA, DEC (J2000) = 15h49m33.02s, 4d40m15.81s
semi major axis, semi minor axis (arcsec) = 2.02, 1.9
angle (degrees, anti-clockwise from east) = -63.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 1.35 1.78 23.572 1.427
SDSS_g 13.46 1.13 21.078 0.091
DES_g 14.53 0.27 20.994 0.020
PanSTARRS_g 14.79 0.54 20.975 0.040
SDSS_r 24.34 1.55 20.434 0.069
PanSTARRS_r 25.82 0.51 20.370 0.022
DES_r 30.4 0.5 20.193 0.018
SDSS_i 37.54 2.21 19.964 0.064
PanSTARRS_i 40.44 0.46 19.883 0.012
PanSTARRS_z 45.26 1.15 19.761 0.028
SDSS_z 42.48 7.43 19.830 0.190
DES_z 49.75 1.76 19.658 0.038
PanSTARRS_y 50.84 2.85 19.635 0.061
2MASS_J 12.35 74.59 20.276 6.558
2MASS_H 130.86 99.1 17.240 0.822
2MASS_K 245.97 153.03 16.085 0.675
WISE_W1 42.6 9.89 17.127 0.252
WISE_W2 37.22 12.82 16.634 0.374
WISE_W3 117.99 59.58 13.546 0.548
WISE_W4 -193.9 416.12
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.262 9.412 9.527
{\rm log}_{10}({\rm SFR}) -1.353 -0.796 -0.313
{\rm log}_{10}({\rm sSFR}) -10.824 -10.223 -9.641
{\rm stellar\ age} 4.491 6.413 7.857

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.433 -0.840 -0.340
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.630 -0.338 0.302

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.288 0.562 0.855
\delta -0.595 -0.244 0.088
\tau_1/\tau_2 0.663 0.994 1.358
Q_{PAH} 1.069 2.743 4.777
U_{min} 2.951 7.953 15.592
{\rm log}_{10}(\gamma_e)\, -2.670 -1.601 -0.681

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.231 -1.009 -0.259
{\rm log}_{10}(\tau_{AGN})\, 1.156 1.520 1.873

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.297 -0.812 -0.455
0.03-0.10 Gyr -1.536 -0.810 -0.265
0.10-0.32 Gyr -1.460 -0.726 -0.221
0.32-1.05 Gyr -1.333 -0.642 -0.196
1.05-3.41 Gyr -1.025 -0.552 -0.285
3.41-11.08 Gyr -0.979 -0.506 -0.288
11.08-12.31 Gyr -1.166 -0.463 0.081