2023ehl

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Information

Transient

Name: 2023ehl
Right ascension: 20h25m10.68s
Declination: 5d15m24.48s
Discovery Date: None
Classification: SNIa
Redshift: 0.016165
MW E(B-V): 0.076

Host

Name: 2023ehl
Right ascension: 20h25m12.00s
Declination: 5d15m46.80s
Redshift: 0.016158
Photometric Redshift: 0.036
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.91
Cutout download processed 14.4
Global aperture construction processed 0.7
Local aperture photometry processed 5.33
Global aperture photometry processed 5.77
Validate local photometry processed 0.02
Validate global photometry processed 15.92
Host information processed 0.08
Global host SED inference processing None
Local host SED inference processed 581.08
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
Log transient processing status processing 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) = 20h25m10.68s, 5d15m24.48s
semi major axis, semi minor axis (arcsec) = 6.08, 6.08
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 26.01 4.55 20.362 0.190
SDSS_g 84.57 3.66 19.082 0.047
PanSTARRS_g 85.41 1.57 19.071 0.020
SDSS_r 133.12 4.56 18.589 0.037
PanSTARRS_r 114.37 2.08 18.754 0.020
SDSS_i 141.39 5.82 18.524 0.045
PanSTARRS_i 137.87 2.33 18.551 0.018
PanSTARRS_z 141.52 4.93 18.523 0.038
SDSS_z 159.92 16.19 18.390 0.110
DES_z 175.62 3.85 18.289 0.024
PanSTARRS_y 132.8 13.92 18.592 0.114
2MASS_J 342.66 145.23 16.668 0.460
2MASS_H 49.19 218.48 18.303 4.822
2MASS_K 389.69 253.92 15.585 0.707
WISE_W1 6.99 61.34 19.090 9.527

Aperture details

RA, DEC (J2000) = 20h25m12.01s, 5d15m45.38s
semi major axis, semi minor axis (arcsec) = 48.64, 32.23
angle (degrees, anti-clockwise from east) = -36.91

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_g 7980.06 29.53 14.145 0.004
PanSTARRS_g 9027.46 10.79 14.011 0.001
SDSS_i 17581.83 46.44 13.287 0.003
DES_z 24323.88 37.61 12.935 0.002
PanSTARRS_y 22090.87 94.24 13.039 0.005
2MASS_J 29488.07 985.18 11.831 0.036
2MASS_H 31935.88 1478.32 11.272 0.050
2MASS_K 24047.58 1721.29 11.110 0.078
WISE_W1 13338.94 613.93 10.888 0.050
 

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})\, 7.812 7.997 8.140
{\rm log}_{10}({\rm SFR}) -3.062 -2.219 -1.590
{\rm log}_{10}({\rm sSFR}) -11.089 -10.219 -9.615
{\rm stellar\ age} 1.951 5.406 7.276

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.815 -1.443 -0.881
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.838 -1.505 -0.684

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.048 0.281 0.677
\delta -0.599 -0.085 0.263
\tau_1/\tau_2 0.794 1.161 1.493
Q_{PAH} 1.384 3.659 5.602
U_{min} 3.056 8.258 15.453
{\rm log}_{10}(\gamma_e)\, -3.116 -1.780 -0.549

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.315 -0.758 -0.249
{\rm log}_{10}(\tau_{AGN})\, 1.099 1.564 2.010

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.210 -2.393 -1.867
0.03-0.10 Gyr -3.426 -2.196 -1.501
0.10-0.33 Gyr -2.325 -1.597 -1.037
0.33-1.10 Gyr -2.223 -1.643 -1.299
1.10-3.67 Gyr -2.732 -1.927 -1.648
3.67-12.19 Gyr -3.174 -2.087 -1.763
12.19-13.54 Gyr -3.343 -2.157 -1.613

Global parameter details

Documentation