2021cgr results

Information

Transient
Name:AT2021cgr
Right ascension: 2h06m35.92s
Declination:-12d47m54.43s
Discovery Date:Feb. 8, 2021, 3:38 a.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:
Right ascension: 2h06m35.92s
Declination:-12d47m51.92s
Redshift:0.061635
Photometric Redshift:0.056
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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_z
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 22.23
Transient MWEBV processed 0.04
Host match processed 6.89
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 5.71
Validate global photometry processed 16.36
Global host SED inference processed 570.98
Local aperture photometry processed 6.4
Validate local photometry processed 0.02
Local host SED inference processed 486.88
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h06m35.92s, -12d47m54.43s
semi major axis, semi minor axis (arcsec):1.68, 1.68
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 16.63 1.93 20.848 0.126 AB
SDSS_g 89.74 2.5 19.018 0.030 AB
DES_g 75.14 0.35 19.210 0.005 AB
PanSTARRS_g 66.28 0.42 19.347 0.007 AB
SDSS_r 186.65 3.63 18.222 0.021 AB
PanSTARRS_r 133.35 0.57 18.587 0.005 AB
DES_r 165.73 0.45 18.351 0.003 AB
SDSS_i 276.72 4.49 17.795 0.018 AB
PanSTARRS_i 187.43 0.66 18.218 0.004 AB
PanSTARRS_z 235.04 1.5 17.972 0.007 AB
SDSS_z 344.91 7.4 17.556 0.023 AB
DES_z 299.97 2.33 17.707 0.008 AB
PanSTARRS_y 286.62 3.03 17.757 0.011 AB

Aperture details

RA, DEC (J2000):2h06m35.89s, -12d47m51.80s
semi major axis, semi minor axis (arcsec):7.19, 6.83
angle (degrees, anti-clockwise from east):-141.88
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 103.51 7.43 18.863 0.078 AB
SDSS_g 567.32 6.45 17.015 0.012 AB
DES_g 617.79 1.03 16.923 0.002 AB
PanSTARRS_g 633.27 1.7 16.896 0.003 AB
SDSS_r 1294.81 9.86 16.119 0.008 AB
PanSTARRS_r 1272.66 2.24 16.138 0.002 AB
DES_r 1423.48 1.37 16.017 0.001 AB
SDSS_i 1837.33 12.26 15.740 0.007 AB
PanSTARRS_i 1874.85 2.67 15.718 0.002 AB
PanSTARRS_z 2426.97 6.15 15.437 0.003 AB
SDSS_z 2340.17 26.57 15.477 0.012 AB
DES_z 2579.86 6.94 15.371 0.003 AB
PanSTARRS_y 2900.98 12.51 15.244 0.005 AB
2MASS_J 3632.38 153.46 14.105 0.046 Vega
2MASS_H 4029.38 241.1 13.519 0.065 Vega
2MASS_K 4257.14 289.22 12.989 0.074 Vega
WISE_W1 1516.78 22.61 13.249 0.016 Vega
WISE_W2 859.99 23.31 13.225 0.029 Vega
WISE_W3 91.85 70.53 13.818 0.834 Vega
WISE_W4 -494.61 438.94 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.569 9.689 9.796
{\rm log}_{10}({\rm SFR}) -1.947 -1.039 -0.527
{\rm log}_{10}({\rm sSFR}) -11.702 -10.721 -10.183
{\rm stellar\ age} 5.909 7.596 10.196

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.070 -0.602 -0.339
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.729 0.227 0.415

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.230 0.576 1.008
\delta -0.748 -0.307 0.105
\tau_1/\tau_2 0.745 1.075 1.401
Q_{PAH} 0.860 2.911 5.632
U_{min} 2.948 8.373 15.265
{\rm log}_{10}(\gamma_e)\, -2.993 -1.759 -0.519

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.082 -1.180 -0.346
{\rm log}_{10}(\tau_{AGN})\, 0.974 1.389 1.860

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.938 -1.040 -0.573
0.03-0.10 Gyr -2.320 -1.131 -0.509
0.10-0.33 Gyr -2.227 -1.025 -0.348
0.33-1.08 Gyr -2.189 -0.892 -0.242
1.08-3.54 Gyr -1.873 -0.513 -0.139
3.54-11.64 Gyr -0.719 -0.234 -0.040
11.64-12.94 Gyr -0.780 -0.078 0.689

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.566 10.684 10.806
{\rm log}_{10}({\rm SFR}) -4.772 -1.756 -0.033
{\rm log}_{10}({\rm sSFR}) -15.377 -12.368 -10.680
{\rm stellar\ age} 6.908 8.056 12.179

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.194 -0.904 -0.698
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.409 -0.521 0.184

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.300 0.482 0.718
\delta -0.944 -0.807 -0.587
\tau_1/\tau_2 0.525 0.957 1.398
Q_{PAH} 0.407 1.433 3.634
U_{min} 3.137 9.294 17.653
{\rm log}_{10}(\gamma_e)\, -2.768 -1.177 -0.312

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.521 -3.659 -2.609
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.627 1.977

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -6.302 -2.393 -0.846
0.03-0.10 Gyr -5.663 -1.836 0.101
0.10-0.33 Gyr -5.429 -1.632 0.426
0.33-1.08 Gyr -4.629 -1.659 0.190
1.08-3.54 Gyr -3.195 -0.711 0.588
3.54-11.64 Gyr -1.228 0.667 0.984
11.64-12.94 Gyr -0.838 1.023 1.938