2017gah

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Information

Transient

Name: 2017gah
Right ascension: 22h02m42.43s
Declination: -32d47m33.50s
Discovery Date: None
Classification: Ia
Redshift: 0.007996
MW E(B-V): 0.030

Host

Name: 2017gah
Right ascension: 22h02m44.45s
Declination: -32d48m11.52s
Redshift: 0.009003
Photometric Redshift:
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 0.26
Cutout download processed 2.84
Global aperture construction processed 0.1
Local aperture photometry processed 0.6
Global aperture photometry processed 0.65
Validate local photometry processed 0.01
Validate global photometry processed 0.87
Host information processed 0.09
Global host SED inference processed 832.61
Local host SED inference not enough filters 18.73
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.06
Log transient processing status blocked 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) = 22h02m42.43s, -32d47m33.50s
semi major axis, semi minor axis (arcsec) = 10.82, 10.82
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 7.79 1.97 21.671 0.275 AB
GALEX_NUV 5.84 2.08 21.983 0.386 AB
2MASS_J -145.35 295.23 Vega
2MASS_H 9.25 478.86 20.117 56.218 Vega
2MASS_K -177.71 509.57 Vega
WISE_W1 82.82 32.15 16.406 0.421 Vega
WISE_W2 40.07 25.84 16.554 0.700 Vega
WISE_W3 -17.85 99.28 Vega

Aperture details

RA, DEC (J2000) = 22h02m44.47s, -32d48m11.71s
semi major axis, semi minor axis (arcsec) = 24.01, 21.89
angle (degrees, anti-clockwise from east) = -91.76

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 192.23 9.81 18.190 0.055 AB
GALEX_NUV 295.92 8.11 17.722 0.030 AB
2MASS_J 88591.09 636.55 10.637 0.008 Vega
2MASS_H 108929.22 1020.79 9.940 0.010 Vega
2MASS_K 87624.5 1089.31 9.706 0.013 Vega
WISE_W1 41740.13 154.78 9.650 0.004 Vega
WISE_W2 22929.4 144.18 9.660 0.007 Vega
WISE_W3 18180.87 462.31 8.077 0.028 Vega
WISE_W4 17130.64 2067.27 6.696 0.131 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.236 10.394 10.513
{\rm log}_{10}({\rm SFR}) -1.994 -1.443 -0.832
{\rm log}_{10}({\rm sSFR}) -12.327 -11.804 -11.239
{\rm stellar\ age} 6.704 8.373 12.309

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.376 -0.139 0.050
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.026 -0.496 -0.104

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.066 0.186 0.385
\delta -0.778 -0.346 0.072
\tau_1/\tau_2 0.279 0.676 1.136
Q_{PAH} 0.398 1.422 3.537
U_{min} 2.327 7.078 14.120
{\rm log}_{10}(\gamma_e)\, -3.296 -2.216 -1.197

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.604 -3.762 -2.687
{\rm log}_{10}(\tau_{AGN})\, 1.179 1.705 2.008

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.059 -1.434 -0.986
0.03-0.10 Gyr -2.587 -1.570 -0.798
0.10-0.33 Gyr -2.570 -1.308 -0.506
0.33-1.10 Gyr -2.405 -0.862 -0.042
1.10-3.65 Gyr -2.030 -0.271 0.445
3.65-12.09 Gyr -0.576 0.415 0.633
12.09-13.44 Gyr 0.001 0.739 1.596