2018btm

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Information

Transient

Name: 2018btm
Right ascension: 23h19m44.46s
Declination: 22d30m08.24s
Discovery Date: None
Classification: Ia
Redshift: 0.040510
MW E(B-V): 0.061

Host

Name: 2018btm
Right ascension: 23h19m45.06s
Declination: 22d30m07.70s
Redshift: 0.040511
Photometric Redshift: 0.032
 

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 2.1
Cutout download processed 0.8
Global aperture construction processed 0.65
Local aperture photometry processed 6.6
Global aperture photometry processed 7.01
Validate local photometry processed 0.03
Validate global photometry processed 18.69
Host information processed 0.1
Global host SED inference processed 437.96
Local host SED inference processed 459.53
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 23h19m44.46s, 22d30m08.24s
semi major axis, semi minor axis (arcsec) = 2.5, 2.5
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 29.04 2.43 20.243 0.091 AB
SDSS_g 69.21 2.3 19.300 0.036 AB
DES_g 81.01 0.37 19.129 0.005 AB
PanSTARRS_g 74.59 0.55 19.218 0.008 AB
SDSS_r 105.13 2.94 18.846 0.030 AB
PanSTARRS_r 111.93 0.68 18.778 0.007 AB
DES_r 116.24 0.67 18.737 0.006 AB
SDSS_i 134.42 3.7 18.579 0.030 AB
PanSTARRS_i 134.21 0.87 18.581 0.007 AB
PanSTARRS_z 151.26 1.81 18.451 0.013 AB
SDSS_z 155.49 8.27 18.421 0.058 AB
PanSTARRS_y 172.71 3.86 18.307 0.024 AB

Aperture details

RA, DEC (J2000) = 23h19m45.00s, 22d30m07.79s
semi major axis, semi minor axis (arcsec) = 23.39, 14.64
angle (degrees, anti-clockwise from east) = -77.93

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 189.1 8.73 18.208 0.050 AB
GALEX_NUV 233.32 5.83 17.980 0.027 AB
SDSS_u 777.69 16.81 16.673 0.023 AB
SDSS_g 1666.36 12.26 15.846 0.008 AB
PanSTARRS_g 1775.53 3.94 15.777 0.002 AB
SDSS_r 2708.63 16.59 15.318 0.007 AB
PanSTARRS_r 2783.81 4.9 15.288 0.002 AB
SDSS_i 3541.14 22.43 15.027 0.007 AB
PanSTARRS_i 3364.52 6.34 15.083 0.002 AB
PanSTARRS_z 3928.51 13.29 14.914 0.004 AB
SDSS_z 3810.87 59.34 14.947 0.017 AB
PanSTARRS_y 4704.44 28.41 14.719 0.007 AB
2MASS_J 4741.59 394.44 13.815 0.090 Vega
2MASS_H 7106.09 626.86 12.903 0.096 Vega
2MASS_K 5656.68 775.89 12.681 0.149 Vega
WISE_W1 2688.99 37.37 12.627 0.015 Vega
WISE_W2 1782.8 51.68 12.433 0.031 Vega
WISE_W4 6215.95 1519.18 7.796 0.265 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})\, 8.495 8.781 8.931
{\rm log}_{10}({\rm SFR}) -1.377 -0.798 -0.147
{\rm log}_{10}({\rm sSFR}) -10.211 -9.607 -8.724
{\rm stellar\ age} 1.756 5.066 6.897

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.584 -0.946 -0.461
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.671 -0.815 0.039

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.515 0.828
\delta -0.603 -0.194 0.157
\tau_1/\tau_2 0.701 1.055 1.443
Q_{PAH} 0.525 2.332 4.801
U_{min} 3.353 8.841 16.044
{\rm log}_{10}(\gamma_e)\, -3.271 -2.153 -0.633

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.554 -1.505 -0.574
{\rm log}_{10}(\tau_{AGN})\, 0.993 1.434 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.684 -1.192 -0.827
0.03-0.10 Gyr -1.408 -0.717 -0.012
0.10-0.33 Gyr -1.260 -0.664 -0.216
0.33-1.09 Gyr -1.839 -0.953 -0.617
1.09-3.60 Gyr -2.203 -1.148 -0.829
3.60-11.89 Gyr -2.840 -1.345 -0.989
11.89-13.21 Gyr -2.986 -1.395 -0.812

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.121 10.231 10.345
{\rm log}_{10}({\rm SFR}) 0.614 0.889 1.200
{\rm log}_{10}({\rm sSFR}) -9.668 -9.348 -8.990
{\rm stellar\ age} 5.656 7.001 8.824

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.787 -0.463 -0.306
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.081 0.297 0.433

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.232 0.392
\delta -0.847 -0.596 -0.361
\tau_1/\tau_2 0.588 0.982 1.402
Q_{PAH} 0.432 1.255 2.472
U_{min} 2.371 6.817 13.481
{\rm log}_{10}(\gamma_e)\, -3.519 -2.702 -1.829

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.290 -2.152 -1.706
{\rm log}_{10}(\tau_{AGN})\, 1.000 1.398 1.814

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.175 -0.028 0.291
0.03-0.10 Gyr 0.738 1.034 1.358
0.10-0.33 Gyr -1.262 0.266 0.676
0.33-1.09 Gyr -1.322 -0.011 0.314
1.09-3.60 Gyr -0.738 0.134 0.413
3.60-11.89 Gyr -0.245 0.276 0.450
11.89-13.21 Gyr -0.281 0.368 1.062