1998dw

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Information

Transient

Name: 1998dw
Right ascension: 1h09m11.57s
Declination: -15d29m46.68s
Discovery Date: None
Classification: SNIa
Redshift: 0.049324
MW E(B-V): 0.022

Host

Name: 4109
Right ascension: 1h09m11.33s
Declination: -15d29m47.18s
Redshift: None
Photometric Redshift: 0.049
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.24
Transient MWEBV processed 0.05
Host match processed 4.76
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 0.8
Global aperture photometry processed 5.83
Validate global photometry processed 14.8
Global host SED inference processed 370.63
Local aperture photometry processed 5.82
Validate local photometry processed 0.02
Local host SED inference processed 442.18
 

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) = 1h09m11.57s, -15d29m46.68s
semi major axis, semi minor axis (arcsec) = 2.07, 2.07
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 95.14 0.3 18.954 0.003 AB
PanSTARRS_g 93.54 0.55 18.973 0.006 AB
PanSTARRS_r 187.64 0.6 18.217 0.003 AB
DES_r 216.07 0.56 18.064 0.003 AB
PanSTARRS_i 273.84 0.57 17.806 0.002 AB
PanSTARRS_z 344.71 1.74 17.556 0.005 AB
DES_z 394.65 2.04 17.409 0.006 AB
PanSTARRS_y 454.66 3.53 17.256 0.008 AB

Aperture details

RA, DEC (J2000) = 1h09m11.26s, -15d29m47.61s
semi major axis, semi minor axis (arcsec) = 25.57, 12.23
angle (degrees, anti-clockwise from east) = -134.51

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 117.07 10.61 18.729 0.098 AB
GALEX_NUV 156.37 7.71 18.415 0.054 AB
PanSTARRS_g 2326.58 4.39 15.483 0.002 AB
PanSTARRS_r 4308.34 4.79 14.814 0.001 AB
DES_r 4269.56 2.65 14.824 0.001 AB
PanSTARRS_i 6074.7 4.55 14.441 0.001 AB
PanSTARRS_z 7277.65 14.24 14.245 0.002 AB
DES_z 7228.54 9.13 14.252 0.001 AB
PanSTARRS_y 9441.93 29.68 13.962 0.003 AB
WISE_W1 5741.27 52.04 11.803 0.010 Vega
WISE_W2 3417.76 57.47 11.727 0.018 Vega
WISE_W3 5641.28 191.71 9.348 0.037 Vega
WISE_W4 6035.79 1149.77 7.828 0.207 Vega
 

Imaging data

 

Spectral Energy Distribution

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Click the image to load the interactive plot.


 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.428 9.578 9.693
{\rm log}_{10}({\rm SFR}) -0.766 -0.390 0.024
{\rm log}_{10}({\rm sSFR}) -10.381 -9.982 -9.475
{\rm stellar\ age} 4.509 6.545 8.141

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.839 -0.329 -0.048
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.237 0.166 0.356

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.550 0.961 1.357
\delta -0.736 -0.365 -0.125
\tau_1/\tau_2 0.698 1.009 1.325
Q_{PAH} 0.728 2.159 3.938
U_{min} 2.683 7.391 14.273
{\rm log}_{10}(\gamma_e)\, -3.485 -2.317 -0.976

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.212 -2.468 -0.816
{\rm log}_{10}(\tau_{AGN})\, 0.889 1.397 1.856

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.574 -0.255 0.052
0.03-0.10 Gyr -1.074 -0.479 0.035
0.10-0.33 Gyr -1.171 -0.518 0.016
0.33-1.09 Gyr -1.039 -0.411 -0.026
1.09-3.58 Gyr -0.848 -0.362 -0.123
3.58-11.79 Gyr -0.817 -0.386 -0.166
11.79-13.10 Gyr -0.986 -0.359 0.189

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.916 10.952 11.002
{\rm log}_{10}({\rm SFR}) -0.057 0.161 0.382
{\rm log}_{10}({\rm sSFR}) -11.040 -10.800 -10.580
{\rm stellar\ age} 7.589 8.255 10.321

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.417 -0.274 -0.151
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.337 0.130 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.206 0.304
\delta -0.482 -0.102 0.127
\tau_1/\tau_2 0.544 0.901 1.286
Q_{PAH} 0.853 2.145 3.699
U_{min} 2.626 7.646 14.668
{\rm log}_{10}(\gamma_e)\, -2.924 -2.158 -1.475

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.344 -3.444 -2.534
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.551 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.136 0.119 0.353
0.03-0.10 Gyr -0.163 0.169 0.451
0.10-0.33 Gyr -0.270 0.130 0.409
0.33-1.09 Gyr -0.298 0.167 0.439
1.09-3.58 Gyr -0.189 0.385 0.740
3.58-11.79 Gyr 0.840 1.119 1.206
11.79-13.10 Gyr 0.891 1.344 1.922