AT2017lm

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Information

Transient

Name: AT2017lm
Right ascension: 3h01m32.37s
Declination: -15d00m57.46s
Discovery Date: None
Classification: SN Ia
Redshift: 0.030170
MW E(B-V): 0.059

Host

Name: AT2017lm
Right ascension: 3h01m32.41s
Declination: -15d01m02.20s
Redshift: 0.047066
Photometric Redshift: 0.031
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.21
Cutout download processed None
Global aperture construction processed 0.62
Local aperture photometry processed 6.08
Global aperture photometry processed 6.26
Validate local photometry processed 0.03
Validate global photometry processed 15.14
Host information processed 0.13
Global host SED inference processed 395.82
Local host SED inference processed 446.6
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
Log transient processing status processed 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) = 3h01m32.37s, -15d00m57.46s
semi major axis, semi minor axis (arcsec) = 2.17, 2.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 14.69 1.83 20.982 0.135
SDSS_g 63.83 2.16 19.387 0.037
DES_g 62.67 0.29 19.407 0.005
PanSTARRS_g 70.5 0.6 19.280 0.009
SDSS_r 100.84 2.79 18.891 0.030
PanSTARRS_r 114.78 0.65 18.750 0.006
DES_r 111.76 0.46 18.779 0.004
SDSS_i 133.12 3.43 18.589 0.028
PanSTARRS_i 142.92 0.84 18.512 0.006
PanSTARRS_z 174.72 1.86 18.294 0.012
SDSS_z 161.3 6.23 18.381 0.042
DES_z 165.55 1.72 18.353 0.011
PanSTARRS_y 207.76 3.86 18.106 0.020

Aperture details

RA, DEC (J2000) = 3h01m32.38s, -15d01m02.51s
semi major axis, semi minor axis (arcsec) = 12.16, 10.82
angle (degrees, anti-clockwise from east) = -145.38

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
GALEX_FUV 120.45 2.65 18.698 0.024
GALEX_NUV 172.77 1.83 18.306 0.012
SDSS_u 434.84 10.06 17.304 0.025
SDSS_g 1256.65 9.78 16.152 0.008
DES_g 1276.78 1.37 16.135 0.001
PanSTARRS_g 1283.84 3.12 16.129 0.003
SDSS_r 1977.88 12.68 15.660 0.007
PanSTARRS_r 2061.92 3.28 15.614 0.002
DES_r 2205.64 2.09 15.541 0.001
SDSS_i 2541.82 15.76 15.387 0.007
PanSTARRS_i 2488.03 4.31 15.410 0.002
PanSTARRS_z 3061.64 9.55 15.185 0.003
SDSS_z 2971.43 31.35 15.218 0.011
DES_z 3161.02 7.64 15.150 0.003
PanSTARRS_y 3654.48 19.6 14.993 0.006
WISE_W1 2728.82 29.87 12.611 0.012
WISE_W2 1864.87 36.12 12.384 0.021
WISE_W3 13437.66 161.43 8.405 0.013
WISE_W4 24718.89 1303.51 6.297 0.057
 

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})\, 9.020 9.144 9.258
{\rm log}_{10}({\rm SFR}) -1.943 -1.284 -0.769
{\rm log}_{10}({\rm sSFR}) -11.079 -10.424 -9.921
{\rm stellar\ age} 4.743 6.720 8.090

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.483 -0.939 -0.479
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.678 -0.881 0.008

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.425 0.767
\delta -0.590 -0.180 0.185
\tau_1/\tau_2 0.704 1.026 1.356
Q_{PAH} 0.881 2.745 5.272
U_{min} 3.250 8.313 15.270
{\rm log}_{10}(\gamma_e)\, -2.973 -1.534 -0.356

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.642 -0.902 -0.309
{\rm log}_{10}(\tau_{AGN})\, 1.073 1.612 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.088 -1.456 -1.032
0.03-0.10 Gyr -2.069 -1.263 -0.668
0.10-0.33 Gyr -1.684 -0.971 -0.480
0.33-1.09 Gyr -1.451 -0.866 -0.458
1.09-3.58 Gyr -1.264 -0.799 -0.558
3.58-11.81 Gyr -1.198 -0.795 -0.591
11.81-13.13 Gyr -1.358 -0.774 -0.247

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.178 10.255 10.314
{\rm log}_{10}({\rm SFR}) 0.505 0.686 0.893
{\rm log}_{10}({\rm sSFR}) -9.784 -9.561 -9.305
{\rm stellar\ age} 4.780 6.022 7.060

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.442 -0.264 -0.133
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.146 0.305 0.418

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.268 0.411 0.600
\delta -0.307 -0.104 0.028
\tau_1/\tau_2 0.714 1.017 1.339
Q_{PAH} 1.081 2.143 3.638
U_{min} 2.800 7.487 13.508
{\rm log}_{10}(\gamma_e)\, -2.180 -1.543 -1.079

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.884 -2.039 -1.585
{\rm log}_{10}(\tau_{AGN})\, 1.013 1.440 1.896

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.300 0.432 0.590
0.03-0.10 Gyr 0.553 0.768 0.998
0.10-0.33 Gyr 0.477 0.713 0.944
0.33-1.09 Gyr 0.170 0.439 0.642
1.09-3.58 Gyr 0.156 0.378 0.557
3.58-11.81 Gyr 0.043 0.273 0.416
11.81-13.13 Gyr -0.191 0.300 0.676