2018aly

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Information

Transient

Name: 2018aly
Right ascension: 15h01m57.29s
Declination: 25d46m16.32s
Discovery Date: None
Classification: Ia
Redshift: 0.044600
MW E(B-V): 0.031

Host

Name: 2018aly
Right ascension: 15h01m57.27s
Declination: 25d46m16.80s
Redshift: 0.044563
Photometric Redshift: 0.050
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.24
Cutout download processed 21.82
Global aperture construction processed 0.65
Local aperture photometry processed 7.77
Global aperture photometry processed 8.15
Validate local photometry processed 0.03
Validate global photometry processed 20.54
Host information processed 0.09
Global host SED inference processed 496.52
Local host SED inference processed 458.68
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
Processing status completed N/A N/A
 

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) = 15h01m57.29s, 25d46m16.32s
semi major axis, semi minor axis (arcsec) = 2.28, 2.28
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 80.83 2.73 19.131 0.037 AB
SDSS_g 340.65 4.82 17.569 0.015 AB
DES_g 388.74 0.91 17.426 0.003 AB
PanSTARRS_g 363.02 0.66 17.500 0.002 AB
SDSS_r 718.3 7.02 16.759 0.011 AB
PanSTARRS_r 699.81 0.88 16.788 0.001 AB
DES_r 901.46 2.74 16.513 0.003 AB
SDSS_i 1079.51 8.65 16.317 0.009 AB
PanSTARRS_i 992.52 0.85 16.408 0.001 AB
PanSTARRS_z 1260.31 1.71 16.149 0.001 AB
SDSS_z 1442.69 11.74 16.002 0.009 AB
DES_z 1557.02 9.48 15.919 0.007 AB
PanSTARRS_y 1569.03 3.85 15.911 0.003 AB

Aperture details

RA, DEC (J2000) = 15h01m57.27s, 25d46m16.85s
semi major axis, semi minor axis (arcsec) = 7.9, 5.6
angle (degrees, anti-clockwise from east) = -140.23

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 31.91 3.73 20.140 0.127 AB
GALEX_NUV 41.32 2.6 19.859 0.068 AB
SDSS_u 183.45 5.57 18.241 0.033 AB
SDSS_g 642.48 6.74 16.880 0.011 AB
DES_g 698.58 1.29 16.789 0.002 AB
PanSTARRS_g 690.21 1.64 16.803 0.003 AB
SDSS_r 1292.9 9.71 16.121 0.008 AB
PanSTARRS_r 1306.71 2.1 16.110 0.002 AB
DES_r 1521.52 3.64 15.944 0.003 AB
SDSS_i 1881.12 12.02 15.714 0.007 AB
PanSTARRS_i 1825.72 2.08 15.746 0.001 AB
PanSTARRS_z 2290.96 4.53 15.500 0.002 AB
SDSS_z 2485.0 22.69 15.412 0.010 AB
DES_z 2549.26 12.36 15.384 0.005 AB
PanSTARRS_y 2852.77 10.89 15.262 0.004 AB
2MASS_J 3726.25 162.4 14.077 0.047 Vega
2MASS_H 4342.23 241.48 13.438 0.060 Vega
2MASS_K 3483.94 291.66 13.207 0.091 Vega
WISE_W1 1638.84 19.81 13.165 0.013 Vega
WISE_W2 962.87 21.03 13.102 0.024 Vega
WISE_W3 1305.07 67.43 10.937 0.056 Vega
WISE_W4 606.01 291.51 10.324 0.522 Vega
 

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})\, 9.866 10.047 10.167
{\rm log}_{10}({\rm SFR}) -0.189 0.144 0.711
{\rm log}_{10}({\rm sSFR}) -10.314 -9.893 -9.199
{\rm stellar\ age} 5.135 7.194 8.799

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.958 -0.398 -0.154
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.631 0.030 0.200

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.542 0.814 1.257
\delta -0.790 -0.560 -0.262
\tau_1/\tau_2 0.568 0.901 1.312
Q_{PAH} 0.425 1.916 3.534
U_{min} 2.663 7.642 14.811
{\rm log}_{10}(\gamma_e)\, -3.495 -2.114 -1.065

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.516 -3.640 -2.379
{\rm log}_{10}(\tau_{AGN})\, 0.994 1.517 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.107 0.328 0.654
0.03-0.10 Gyr -0.709 0.031 0.737
0.10-0.33 Gyr -0.949 -0.238 0.368
0.33-1.09 Gyr -0.969 -0.268 0.113
1.09-3.59 Gyr -0.827 -0.083 0.249
3.59-11.84 Gyr -0.431 0.101 0.326
11.84-13.16 Gyr -0.627 0.161 0.770

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.360 10.395 10.469
{\rm log}_{10}({\rm SFR}) -0.800 -0.571 -0.369
{\rm log}_{10}({\rm sSFR}) -11.228 -10.983 -10.772
{\rm stellar\ age} 8.093 9.295 12.000

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.450 -0.358 -0.285
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.172 0.300 0.417

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.125 0.176 0.240
\delta -0.897 -0.706 -0.471
\tau_1/\tau_2 0.436 0.818 1.220
Q_{PAH} 0.183 0.623 1.648
U_{min} 2.604 7.396 14.665
{\rm log}_{10}(\gamma_e)\, -3.165 -2.381 -1.596

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.573 -3.795 -2.944
{\rm log}_{10}(\tau_{AGN})\, 1.002 1.501 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.410 -0.245 -0.104
0.03-0.10 Gyr -1.818 -0.918 -0.480
0.10-0.33 Gyr -2.419 -1.271 -0.777
0.33-1.09 Gyr -2.280 -1.208 -0.730
1.09-3.59 Gyr -2.012 -0.948 -0.384
3.59-11.84 Gyr -0.296 0.512 0.629
11.84-13.16 Gyr 0.492 1.059 1.565