2021ij results

Information

Transient
Name:AT2021ij
Right ascension: 22h56m20.61s
Declination:25d53m19.46s
Discovery Date:Jan. 5, 2021, 2:41 a.m.
Classification:None
Redshift:None
MW E(B-V):0.131
Host
Name:
Right ascension: 22h56m20.59s
Declination:25d53m20.72s
Redshift:None
Photometric Redshift:0.046
 

Cutout Download Report

Downloaded Unavailable
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_z
 DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 37.21
Transient MWEBV processed 0.04
Host match processed 5.95
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.9
Validate global photometry processed 17.23
Global host SED inference processed 751.93
Local aperture photometry processed 6.61
Validate local photometry processed 0.02
Local host SED inference processed 468.62
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h56m20.61s, 25d53m19.46s
semi major axis, semi minor axis (arcsec):2.21, 2.21
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 49.77 2.22 19.657 0.048 AB
SDSS_g 123.24 2.96 18.673 0.026 AB
DES_g 126.2 0.58 18.647 0.005 AB
PanSTARRS_g 114.13 0.56 18.756 0.005 AB
SDSS_r 183.87 3.62 18.239 0.021 AB
PanSTARRS_r 180.18 0.76 18.261 0.005 AB
DES_r 197.75 0.95 18.160 0.005 AB
SDSS_i 237.76 4.22 17.960 0.019 AB
PanSTARRS_i 214.86 0.83 18.070 0.004 AB
PanSTARRS_z 237.25 1.46 17.962 0.007 AB
SDSS_z 292.35 6.93 17.735 0.026 AB
DES_z 284.01 3.08 17.767 0.012 AB
PanSTARRS_y 277.27 3.39 17.793 0.013 AB

Aperture details

RA, DEC (J2000):22h56m20.58s, 25d53m20.90s
semi major axis, semi minor axis (arcsec):6.18, 5.33
angle (degrees, anti-clockwise from east):-124.45
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 14.13 0.84 21.025 0.065 AB
GALEX_NUV 29.27 0.71 20.234 0.026 AB
SDSS_u 129.67 4.49 18.618 0.038 AB
SDSS_g 269.67 4.65 17.823 0.019 AB
DES_g 273.32 0.89 17.808 0.004 AB
PanSTARRS_g 269.22 1.4 17.825 0.006 AB
SDSS_r 388.31 5.57 17.427 0.016 AB
PanSTARRS_r 409.07 1.89 17.371 0.005 AB
DES_r 437.48 1.47 17.298 0.004 AB
SDSS_i 500.22 6.77 17.152 0.015 AB
PanSTARRS_i 492.05 2.07 17.170 0.005 AB
PanSTARRS_z 556.02 3.7 17.037 0.007 AB
SDSS_z 617.55 15.37 16.923 0.027 AB
DES_z 607.82 4.7 16.941 0.008 AB
PanSTARRS_y 684.87 8.71 16.811 0.014 AB
2MASS_J 837.41 163.01 15.698 0.211 Vega
2MASS_H 1220.56 225.72 14.816 0.201 Vega
2MASS_K 849.1 220.86 14.740 0.282 Vega
WISE_W1 343.76 15.54 14.860 0.049 Vega
WISE_W2 233.01 20.36 14.643 0.095 Vega
WISE_W3 507.86 80.85 11.962 0.173 Vega
WISE_W4 1878.09 565.34 9.096 0.327 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.819 9.048 9.236
{\rm log}_{10}({\rm SFR}) -0.682 -0.101 0.535
{\rm log}_{10}({\rm sSFR}) -9.799 -9.207 -8.273
{\rm stellar\ age} 0.886 4.256 6.627

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.588 -0.902 -0.354
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.750 0.111 0.361

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.137 0.452 0.965
\delta -0.705 -0.160 0.094
\tau_1/\tau_2 0.728 1.100 1.482
Q_{PAH} 0.587 2.072 4.496
U_{min} 2.987 8.449 15.956
{\rm log}_{10}(\gamma_e)\, -3.447 -2.010 -0.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.155 -2.613 -0.878
{\rm log}_{10}(\tau_{AGN})\, 0.985 1.418 1.914

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.841 -0.544 -0.172
0.03-0.10 Gyr -0.688 0.008 0.666
0.10-0.33 Gyr -1.524 -0.374 0.073
0.33-1.09 Gyr -2.645 -0.728 -0.276
1.09-3.59 Gyr -2.807 -0.949 -0.524
3.59-11.83 Gyr -3.194 -1.229 -0.756
11.83-13.14 Gyr -3.418 -1.286 -0.549

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.746 8.910 9.120
{\rm log}_{10}({\rm SFR}) 0.421 0.593 0.776
{\rm log}_{10}({\rm sSFR}) -8.655 -8.317 -7.955
{\rm stellar\ age} 0.279 2.804 4.965

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.384 -0.219 -0.110
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.244 0.376 0.460

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.215 0.246 0.291
\delta -0.966 -0.893 -0.774
\tau_1/\tau_2 0.525 0.965 1.380
Q_{PAH} 0.161 0.466 0.908
U_{min} 3.249 8.256 14.884
{\rm log}_{10}(\gamma_e)\, -3.636 -3.087 -2.116

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.922 -2.752 -2.164
{\rm log}_{10}(\tau_{AGN})\, 0.923 1.276 1.772

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.434 -0.240 -0.080
0.03-0.10 Gyr 0.559 0.737 0.925
0.10-0.33 Gyr -2.393 -0.541 0.189
0.33-1.09 Gyr -3.278 -1.210 -0.597
1.09-3.59 Gyr -3.266 -1.310 -0.824
3.59-11.83 Gyr -3.836 -1.557 -1.024
11.83-13.14 Gyr -3.942 -1.512 -0.831