ASASSN-15nq

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Information

Transient

Name: ASASSN-15nq
Right ascension: 17h17m19.23s
Declination: 33d27m43.56s
Discovery Date: None
Classification: SNIa
Redshift: 0.029928
MW E(B-V): 0.040

Host

Name: ASASSN-15nq
Right ascension: 17h17m18.81s
Declination: 33d27m46.90s
Redshift: 0.030360
Photometric Redshift: 0.057
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.55
Cutout download processed 16.74
Global aperture construction processed 0.6
Local aperture photometry processed 6.3
Global aperture photometry processed 6.26
Validate local photometry processed 0.02
Validate global photometry processed 16.56
Host information processed 0.08
Global host SED inference processed 642.33
Local host SED inference processed 474.38
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.09
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) = 17h17m19.23s, 33d27m43.56s
semi major axis, semi minor axis (arcsec) = 3.29, 3.29
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 17.49 2.57 20.793 0.160
SDSS_g 58.91 2.16 19.475 0.040
DES_g 62.0 0.44 19.419 0.008
PanSTARRS_g 62.47 0.62 19.411 0.011
SDSS_r 133.33 3.29 18.588 0.027
PanSTARRS_r 133.34 0.92 18.588 0.007
DES_r 144.49 1.37 18.500 0.010
PanSTARRS_i 208.76 0.96 18.101 0.005
PanSTARRS_z 272.3 2.3 17.812 0.009
SDSS_z 315.29 12.66 17.653 0.044
DES_z 277.73 2.88 17.791 0.011
PanSTARRS_y 348.18 6.0 17.545 0.019
2MASS_J 669.75 66.21 15.940 0.107
2MASS_H 985.64 117.76 15.048 0.130
2MASS_K 689.87 118.68 14.965 0.187

Aperture details

RA, DEC (J2000) = 17h17m18.78s, 33d27m47.36s
semi major axis, semi minor axis (arcsec) = 27.33, 6.96
angle (degrees, anti-clockwise from east) = -13.01

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_g 1365.85 10.22 16.061 0.008
DES_g 1407.68 2.09 16.029 0.002
PanSTARRS_g 1490.06 2.61 15.967 0.002
SDSS_r 3070.65 15.49 15.182 0.005
PanSTARRS_r 3228.0 3.89 15.128 0.001
SDSS_z 7112.3 53.97 14.270 0.008
DES_z 6759.33 14.02 14.325 0.002
PanSTARRS_y 8125.13 24.33 14.125 0.003
2MASS_J 10992.52 315.48 12.902 0.031
2MASS_H 15624.46 557.53 12.048 0.039
2MASS_K 13163.81 566.49 11.764 0.047
 

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})\, 9.201 9.347 9.488
{\rm log}_{10}({\rm SFR}) -2.133 -1.205 -0.551
{\rm log}_{10}({\rm sSFR}) -11.536 -10.565 -9.891
{\rm stellar\ age} 7.332 8.649 12.301

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.635 -1.085 -0.548
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.513 -0.101 0.369

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.800 1.330 1.729
\delta -0.265 0.051 0.283
\tau_1/\tau_2 0.654 1.040 1.428
Q_{PAH} 0.549 2.199 4.593
U_{min} 2.650 7.882 15.247
{\rm log}_{10}(\gamma_e)\, -3.526 -2.655 -1.260

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.784 -1.295 -0.226
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.434 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.590 -1.424 -0.713
0.03-0.10 Gyr -2.370 -1.218 -0.489
0.10-0.33 Gyr -2.993 -1.522 -0.743
0.33-1.10 Gyr -3.774 -1.773 -0.935
1.10-3.63 Gyr -3.596 -1.625 -0.799
3.63-12.01 Gyr -1.646 -0.632 -0.383
12.01-13.35 Gyr -0.935 -0.173 0.511

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.394 10.616 10.793
{\rm log}_{10}({\rm SFR}) -1.534 0.157 0.897
{\rm log}_{10}({\rm sSFR}) -12.341 -10.479 -9.546
{\rm stellar\ age} 5.000 7.770 11.937

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.237 -0.642 -0.236
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.566 -0.068 0.312

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.842 1.228 1.599
\delta -0.416 -0.023 0.318
\tau_1/\tau_2 0.446 0.872 1.339
Q_{PAH} 1.155 3.239 5.142
U_{min} 2.403 7.264 15.006
{\rm log}_{10}(\gamma_e)\, -3.460 -2.289 -1.214

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.646 -3.867 -1.001
{\rm log}_{10}(\tau_{AGN})\, 1.058 1.591 1.973

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.606 0.186 0.766
0.03-0.10 Gyr -2.279 -0.089 0.974
0.10-0.33 Gyr -2.747 -0.419 0.824
0.33-1.10 Gyr -2.706 -0.414 0.521
1.10-3.63 Gyr -2.217 0.122 0.754
3.63-12.01 Gyr -1.109 0.516 0.897
12.01-13.35 Gyr -0.558 0.771 1.808