2021cwu

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Information

Transient

Name: AT2021cwu
Right ascension: 12h01m55.62s
Declination: 6d40m58.67s
Discovery Date: Feb. 11, 2021, 11:36 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.015

Host

Name: 2021cwu
Right ascension: 12h01m55.47s
Declination: 6d41m03.96s
Redshift: 0.039766
Photometric Redshift: 0.035
 

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 1.83
Cutout download processed 16.13
Global aperture construction processed 0.68
Local aperture photometry processed 6.83
Global aperture photometry processed 7.35
Validate local photometry processed 0.02
Validate global photometry processed 18.91
Host information processed 0.1
Global host SED inference processed 428.2
Local host SED inference processed 448.27
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) = 12h01m55.62s, 6d40m58.67s
semi major axis, semi minor axis (arcsec) = 2.54, 2.54
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 82.83 2.78 19.105 0.036 AB
SDSS_g 264.83 4.27 17.843 0.017 AB
DES_g 280.13 0.88 17.782 0.003 AB
PanSTARRS_g 268.65 0.74 17.827 0.003 AB
SDSS_r 456.46 5.63 17.251 0.013 AB
PanSTARRS_r 446.07 0.92 17.276 0.002 AB
DES_r 515.86 2.12 17.119 0.004 AB
SDSS_i 617.16 6.63 16.924 0.012 AB
PanSTARRS_i 576.54 0.77 16.998 0.001 AB
PanSTARRS_z 716.94 1.72 16.761 0.003 AB
SDSS_z 775.15 8.98 16.677 0.013 AB
DES_z 805.41 5.13 16.635 0.007 AB
PanSTARRS_y 899.32 4.07 16.515 0.005 AB

Aperture details

RA, DEC (J2000) = 12h01m55.54s, 6d41m04.30s
semi major axis, semi minor axis (arcsec) = 27.37, 21.66
angle (degrees, anti-clockwise from east) = -108.39

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 4903.45 4.17 14.674 0.001 AB
PanSTARRS_g 4888.88 6.18 14.677 0.001 AB
SDSS_r 8526.43 25.79 14.073 0.003 AB
SDSS_i 11771.02 31.75 13.723 0.003 AB
PanSTARRS_i 11131.56 6.71 13.784 0.001 AB
SDSS_z 14409.96 60.1 13.503 0.005 AB
DES_z 14833.71 23.11 13.472 0.002 AB
PanSTARRS_y 16860.79 38.46 13.333 0.002 AB
2MASS_J 20259.87 692.95 12.239 0.037 Vega
2MASS_K 20129.23 1256.73 11.303 0.068 Vega
WISE_W1 10465.92 71.65 11.152 0.007 Vega
WISE_W3 18144.57 360.14 8.079 0.022 Vega
WISE_W4 22422.14 2022.32 6.403 0.098 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})\, 9.433 9.608 9.741
{\rm log}_{10}({\rm SFR}) -0.632 -0.080 0.382
{\rm log}_{10}({\rm sSFR}) -10.288 -9.745 -9.101
{\rm stellar\ age} 3.718 6.264 7.832

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.919 -0.344 -0.067
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.578 0.056 0.300

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.367 0.806 1.251
\delta -0.574 -0.123 0.146
\tau_1/\tau_2 0.569 0.920 1.283
Q_{PAH} 0.525 1.979 3.929
U_{min} 2.692 7.559 14.636
{\rm log}_{10}(\gamma_e)\, -3.378 -2.080 -0.923

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.386 -3.224 -0.820
{\rm log}_{10}(\tau_{AGN})\, 0.985 1.432 1.918

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.463 -0.115 0.196
0.03-0.10 Gyr -0.822 -0.090 0.450
0.10-0.33 Gyr -0.953 -0.233 0.256
0.33-1.09 Gyr -0.913 -0.357 0.014
1.09-3.60 Gyr -0.839 -0.354 -0.052
3.60-11.90 Gyr -0.956 -0.378 -0.143
11.90-13.22 Gyr -1.201 -0.405 0.128

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.822 10.914 11.102
{\rm log}_{10}({\rm SFR}) -0.281 0.649 0.985
{\rm log}_{10}({\rm sSFR}) -11.301 -10.313 -9.896
{\rm stellar\ age} 5.916 7.334 10.835

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.539 -0.384 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.732 -0.450 0.251

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.178 0.359 0.525
\delta -0.871 -0.605 0.023
\tau_1/\tau_2 0.633 0.986 1.383
Q_{PAH} 0.606 1.377 2.827
U_{min} 2.243 6.490 13.610
{\rm log}_{10}(\gamma_e)\, -3.581 -2.578 -1.714

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.351 -3.197 -1.422
{\rm log}_{10}(\tau_{AGN})\, 1.125 1.570 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.453 0.494 0.778
0.03-0.10 Gyr -0.504 0.669 1.071
0.10-0.33 Gyr -0.768 0.632 1.098
0.33-1.09 Gyr -0.861 0.631 1.004
1.09-3.60 Gyr -0.458 0.831 1.148
3.60-11.90 Gyr 0.432 0.953 1.139
11.90-13.22 Gyr 0.459 1.132 2.049