2018ass

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Information

Transient

Name: 2018ass
Right ascension: 21h10m19.02s
Declination: -29d31m22.40s
Discovery Date: None
Classification: SNIIP
Redshift: 0.018516
MW E(B-V): 0.077

Host

Name: ESO464-026
Right ascension: 21h10m19.20s
Declination: -29d31m38.66s
Redshift: 0.017459
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.67
Transient MWEBV processed 0.06
Host match processed 4.5
Host information processed 0.14
Host MWEBV processed 0.09
Global aperture construction processed 0.69
Global aperture photometry processed 4.14
Validate global photometry processed 11.41
Global host SED inference processed 432.93
Local aperture photometry processed 3.8
Validate local photometry processed 0.02
Local host SED inference processed 513.76
 

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) = 21h10m19.02s, -29d31m22.40s
semi major axis, semi minor axis (arcsec) = 5.64, 5.64
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 12.69 2.54 21.141 0.218 AB
GALEX_NUV 15.58 1.03 20.919 0.072 AB
PanSTARRS_g 315.37 1.8 17.653 0.006 AB
PanSTARRS_r 588.1 2.44 16.976 0.005 AB
PanSTARRS_i 795.44 2.09 16.648 0.003 AB
PanSTARRS_z 991.56 4.55 16.409 0.005 AB
PanSTARRS_y 1245.24 11.97 16.162 0.010 AB
2MASS_J 1500.94 107.43 15.064 0.078 Vega
2MASS_H 1781.5 171.04 14.405 0.104 Vega
2MASS_K 1693.37 212.34 13.990 0.136 Vega

Aperture details

RA, DEC (J2000) = 21h10m19.18s, -29d31m37.93s
semi major axis, semi minor axis (arcsec) = 42.88, 16.73
angle (degrees, anti-clockwise from east) = -29.14

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 161.38 9.07 18.380 0.061 AB
GALEX_NUV 186.06 4.1 18.226 0.024 AB
PanSTARRS_g 5681.46 8.32 14.514 0.002 AB
PanSTARRS_r 11300.67 11.5 13.767 0.001 AB
PanSTARRS_i 16223.96 9.74 13.375 0.001 AB
PanSTARRS_z 20833.11 21.36 13.103 0.001 AB
PanSTARRS_y 24840.88 55.95 12.912 0.002 AB
2MASS_J 32906.17 513.75 11.712 0.017 Vega
2MASS_H 42796.75 817.84 10.954 0.021 Vega
2MASS_K 34755.18 1015.5 10.710 0.032 Vega
WISE_W1 18810.43 100.53 10.515 0.006 Vega
WISE_W2 10771.05 110.89 10.480 0.011 Vega
WISE_W3 30874.53 963.01 7.502 0.034 Vega
WISE_W4 40221.25 2528.62 5.769 0.068 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.161 9.273 9.404
{\rm log}_{10}({\rm SFR}) -1.593 -1.188 -0.870
{\rm log}_{10}({\rm sSFR}) -10.837 -10.476 -10.135
{\rm stellar\ age} 6.404 7.930 10.970

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.454 -0.826 -0.339
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.363 -0.416 0.046

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.324 0.841 1.195
\delta -0.243 0.095 0.284
\tau_1/\tau_2 0.507 0.877 1.261
Q_{PAH} 0.253 1.259 3.220
U_{min} 2.551 7.741 14.810
{\rm log}_{10}(\gamma_e)\, -3.318 -2.148 -1.310

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.008 -1.917 -0.692
{\rm log}_{10}(\tau_{AGN})\, 0.901 1.339 1.849

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.403 -0.980 -0.662
0.03-0.10 Gyr -2.104 -1.395 -0.968
0.10-0.33 Gyr -2.346 -1.431 -0.923
0.33-1.10 Gyr -2.446 -1.295 -0.699
1.10-3.66 Gyr -2.282 -0.923 -0.541
3.66-12.17 Gyr -1.128 -0.674 -0.474
12.17-13.53 Gyr -1.059 -0.469 0.318

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.580 10.628 10.714
{\rm log}_{10}({\rm SFR}) -0.850 -0.518 -0.293
{\rm log}_{10}({\rm sSFR}) -11.510 -11.154 -10.924
{\rm stellar\ age} 7.983 8.911 12.115

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.660 -0.410 -0.259
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.265 -0.484 0.193

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.304 0.418 0.595
\delta 0.034 0.216 0.336
\tau_1/\tau_2 0.315 0.768 1.215
Q_{PAH} 1.448 2.765 4.580
U_{min} 2.799 8.454 15.897
{\rm log}_{10}(\gamma_e)\, -2.919 -1.952 -1.255

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.441 -3.542 -2.552
{\rm log}_{10}(\tau_{AGN})\, 1.191 1.737 2.027

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.596 -0.322 -0.082
0.03-0.10 Gyr -2.843 -0.769 -0.316
0.10-0.33 Gyr -3.155 -0.937 -0.393
0.33-1.10 Gyr -2.804 -0.922 -0.327
1.10-3.66 Gyr -1.959 -0.423 0.196
3.66-12.17 Gyr 0.038 0.766 0.872
12.17-13.53 Gyr 0.499 1.111 1.779