2021J

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Information

Transient

Name: 2021J
Right ascension: 12h26m27.01s
Declination: 31d13m20.55s
Discovery Date: None
Classification: Ia
Redshift: 0.003362
MW E(B-V): 0.017

Host

Name: 2021J
Right ascension: 12h26m27.02s
Declination: 31d13m24.24s
Redshift: 0.002362
Photometric Redshift: 0.058
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.07
Cutout download processed 18.69
Global aperture construction processed 1.87
Local aperture photometry processed 5.37
Global aperture photometry processed 6.41
Validate local photometry processed 0.02
Validate global photometry processed 38.75
Host information processed 0.12
Global host SED inference processed 555.72
Local host SED inference processed 427.79
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.05
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) = 12h26m27.01s, 31d13m20.55s
semi major axis, semi minor axis (arcsec) = 40.9, 40.9
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 25511.02 67.88 12.883 0.003
SDSS_g 112883.2 115.35 11.268 0.001
PanSTARRS_g 120637.52 45.99 11.196 0.000
SDSS_r 222438.7 212.03 10.532 0.001
PanSTARRS_r 240926.26 48.17 10.445 0.000
SDSS_i 305192.66 327.46 10.189 0.001
PanSTARRS_i 337949.1 58.44 10.078 0.000
PanSTARRS_z 438888.9 83.78 9.794 0.000
SDSS_z 411067.66 418.8 9.865 0.001
DES_z 412975.89 200.72 9.860 0.001
PanSTARRS_y 534324.82 194.89 9.580 0.000
2MASS_J 681339.05 1040.84 8.422 0.002
2MASS_H 798584.92 1577.24 7.777 0.002
2MASS_K 689347.06 1568.77 7.466 0.002
WISE_W1 374771.16 6769.21 7.267 0.020
WISE_W2 233218.29 5451.52 7.142 0.025
WISE_W3 1006337.4 53718.69 3.719 0.058
WISE_W4 1389162.29 109547.36 1.923 0.086

Aperture details

RA, DEC (J2000) = 12h26m26.97s, 31d13m22.93s
semi major axis, semi minor axis (arcsec) = 83.32, 41.32
angle (degrees, anti-clockwise from east) = -24.11

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_r 265515.98 245.34 10.340 0.001
SDSS_i 357450.72 370.71 10.017 0.001
PanSTARRS_i 402370.56 77.83 9.888 0.000
SDSS_z 473351.2 482.96 9.712 0.001
DES_z 497029.26 230.49 9.659 0.001
2MASS_J 791359.78 1509.89 8.259 0.002
2MASS_H 918318.76 2307.12 7.625 0.003
2MASS_K 783440.56 2298.5 7.327 0.003
WISE_W1 447222.14 7890.64 7.075 0.019
WISE_W2 275503.04 6402.29 6.961 0.025
WISE_W3 1155568.35 65613.37 3.569 0.062
WISE_W4 1663738.72 143555.49 1.727 0.094
 

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})\, 10.002 10.116 10.200
{\rm log}_{10}({\rm SFR}) -1.310 -0.878 -0.236
{\rm log}_{10}({\rm sSFR}) -11.479 -11.005 -10.276
{\rm stellar\ age} 7.189 8.324 10.704

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.724 -0.462 -0.272
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.785 -1.060 0.015

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.409 0.602 0.865
\delta -0.388 -0.007 0.192
\tau_1/\tau_2 0.587 0.937 1.290
Q_{PAH} 1.252 2.750 4.960
U_{min} 2.766 7.815 14.875
{\rm log}_{10}(\gamma_e)\, -3.175 -1.743 -0.981

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.201 -2.096 -1.376
{\rm log}_{10}(\tau_{AGN})\, 1.104 1.602 1.980

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.260 -0.782 -0.281
0.03-0.10 Gyr -1.530 -0.922 -0.199
0.10-0.33 Gyr -1.544 -0.804 -0.153
0.33-1.10 Gyr -1.366 -0.699 -0.190
1.10-3.67 Gyr -1.037 -0.267 0.118
3.67-12.17 Gyr -0.197 0.192 0.352
12.17-13.53 Gyr -0.116 0.462 1.097

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.958 10.177 10.336
{\rm log}_{10}({\rm SFR}) -1.518 -0.245 0.391
{\rm log}_{10}({\rm sSFR}) -11.707 -10.413 -9.693
{\rm stellar\ age} 5.228 7.933 11.510

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.214 -0.697 -0.254
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.733 -0.888 -0.010

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.545 0.972 1.246
\delta -0.247 0.013 0.245
\tau_1/\tau_2 0.419 0.825 1.265
Q_{PAH} 0.458 1.201 3.763
U_{min} 2.433 7.007 13.572
{\rm log}_{10}(\gamma_e)\, -3.569 -2.573 -1.514

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.497 -2.291 -1.606
{\rm log}_{10}(\tau_{AGN})\, 1.075 1.596 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.238 -0.599 0.096
0.03-0.10 Gyr -2.131 -0.294 0.509
0.10-0.33 Gyr -2.751 -0.653 0.274
0.33-1.10 Gyr -2.600 -0.582 0.228
1.10-3.67 Gyr -1.993 -0.237 0.344
3.67-12.17 Gyr -1.099 0.111 0.445
12.17-13.53 Gyr -0.790 0.381 1.322