2026aarc results

Information

Transient
Name:AT2026aarc
Right ascension: 22h47m12.38s
Declination:2d18m54.69s
Discovery Date:Sept. 3, 2026, 7:17 p.m.
Classification:None
Redshift:None
MW E(B-V):0.069
Host
Name:J224712.38+021856.12
Object ID:9906622356194777
Catalog Name:decals
Catalog Release:dr9
Right ascension: 22h47m12.38s
Declination:2d18m56.12s
Redshift:None
Photometric Redshift:0.110
 
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 20.98
Transient MWEBV processed 0.11
Host match processed 6.08
Host information processed 0.15
Host MWEBV processed 0.13
Host spectrum download processed 0.12
Global aperture construction processed 0.66
Global aperture photometry processed 7.97
Validate global photometry processed 21.51
Global host SED inference processed 348.93
Local aperture photometry processed 7.62
Validate local photometry processed 0.03
Local host SED inference not enough filters 21.73
 

Imaging data


 

Spectral Energy Distribution


 

Host Galaxy Spectrum


 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.403 10.481 10.577
{\rm log}_{10}({\rm SFR}) -1.574 -0.338 0.067
{\rm log}_{10}({\rm sSFR}) -12.045 -10.813 -10.409
{\rm stellar\ age} 6.881 7.587 9.689

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.193 -0.755 -0.487
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.418 -0.591 0.064

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.381 0.567 0.790
\delta -0.631 -0.315 -0.004
\tau_1/\tau_2 0.640 0.971 1.295
Q_{PAH} 0.447 1.442 3.330
U_{min} 2.902 8.382 17.069
{\rm log}_{10}(\gamma_e)\, -2.929 -1.818 -0.807

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.548 -3.741 -2.532
{\rm log}_{10}(\tau_{AGN})\, 1.168 1.616 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.982 -0.383 0.046
0.03-0.10 Gyr -1.881 -0.390 0.093
0.10-0.32 Gyr -2.163 -0.580 -0.092
0.32-1.05 Gyr -2.002 -0.571 -0.072
1.05-3.42 Gyr -1.364 -0.067 0.392
3.42-11.10 Gyr 0.283 0.675 0.790
11.10-12.33 Gyr 0.079 0.793 1.464
 

Aperture Photometry


Aperture details

RA, DEC (J2000):22h47m12.38s, 2d18m54.69s
semi major axis, semi minor axis (arcsec):1.0, 1.0
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_i 23.28 0.95 20.482 0.044 AB
DES_z 29.9 1.0 20.211 0.036 AB

Aperture details

RA, DEC (J2000):22h47m12.39s, 2d18m56.31s
semi major axis, semi minor axis (arcsec):9.86, 3.03
angle (degrees, anti-clockwise from east):296.72
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.15 1.06 23.069 0.537 AB
GALEX_NUV 4.41 1.54 22.288 0.378 AB
SDSS_u 26.09 5.28 20.359 0.220 AB
SDSS_g 74.75 2.72 19.216 0.040 AB
DES_g 80.0 0.59 19.142 0.008 AB
PanSTARRS_g 83.02 1.04 19.102 0.014 AB
SDSS_r 179.31 4.19 18.266 0.025 AB
PanSTARRS_r 186.67 1.25 18.222 0.007 AB
DES_r 211.03 0.94 18.089 0.005 AB
SDSS_i 288.76 5.97 17.749 0.022 AB
PanSTARRS_i 290.29 1.28 17.743 0.005 AB
DES_i 323.56 3.74 17.625 0.013 AB
PanSTARRS_z 384.9 3.83 17.437 0.011 AB
SDSS_z 385.41 19.47 17.435 0.055 AB
DES_z 427.1 3.9 17.324 0.010 AB
PanSTARRS_y 460.93 9.52 17.241 0.022 AB
2MASS_J 586.52 153.58 16.084 0.284 Vega
2MASS_H 944.53 261.75 15.094 0.301 Vega
2MASS_K 997.05 274.05 14.565 0.298 Vega
WISE_W1 281.98 15.66 15.075 0.060 Vega
WISE_W2 170.62 22.88 14.981 0.146 Vega
WISE_W3 -21.68 140.43 Vega
WISE_W4 546.76 555.29 10.436 1.103 Vega