2026arh results

Information

Transient
Name:AT2026arh
Right ascension: 16h38m27.16s
Declination:8d44m37.01s
Discovery Date:Jan. 15, 2026, 1:11 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:
Right ascension: 16h38m26.52s
Declination:8d44m45.97s
Redshift:None
Photometric Redshift:0.149
 

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: blocked

Task Name Status Time (s)
Cutout download processed 0.85
Transient MWEBV processed 0.04
Host match processed 4.94
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.7
Validate global photometry processed 19.42
Global host SED inference processed 786.08
Local aperture photometry processed 6.51
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):16h38m26.51s, 8d44m46.20s
semi major axis, semi minor axis (arcsec):5.48, 4.77
angle (degrees, anti-clockwise from east):-89.77
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 4.85 1.78 22.185 0.399 AB
GALEX_NUV 4.6 1.6 22.242 0.378 AB
SDSS_u 27.79 3.51 20.290 0.137 AB
SDSS_g 121.02 3.34 18.693 0.030 AB
DES_g 130.54 0.6 18.611 0.005 AB
PanSTARRS_g 140.13 1.36 18.534 0.011 AB
SDSS_r 333.89 5.29 17.591 0.017 AB
PanSTARRS_r 346.39 1.16 17.551 0.004 AB
DES_r 373.99 1.64 17.468 0.005 AB
SDSS_i 512.96 7.03 17.125 0.015 AB
PanSTARRS_i 513.38 1.71 17.124 0.004 AB
PanSTARRS_z 663.04 3.6 16.846 0.006 AB
SDSS_z 650.13 16.47 16.867 0.027 AB
DES_z 732.62 3.93 16.738 0.006 AB
PanSTARRS_y 791.61 9.44 16.654 0.013 AB
2MASS_J 889.66 143.9 15.632 0.176 Vega
2MASS_H 1580.28 251.26 14.536 0.173 Vega
2MASS_K 1522.09 258.19 14.106 0.184 Vega
WISE_W1 502.68 15.33 14.448 0.033 Vega
WISE_W2 353.34 18.56 14.191 0.057 Vega
WISE_W3 9.34 59.39 16.300 6.905 Vega
 

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})\, 10.874 10.957 11.075
{\rm log}_{10}({\rm SFR}) -3.100 -0.469 0.636
{\rm log}_{10}({\rm sSFR}) -13.982 -11.345 -10.232
{\rm stellar\ age} 6.931 8.629 11.270

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.139 -0.853 -0.646
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.228 -0.682 -0.280

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.194 0.362 0.581
\delta -0.965 -0.858 -0.612
\tau_1/\tau_2 0.475 0.947 1.435
Q_{PAH} 0.948 3.196 5.601
U_{min} 3.273 9.624 17.314
{\rm log}_{10}(\gamma_e)\, -2.960 -1.536 -0.485

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.296 -3.080 -1.856
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.588 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.367 -0.246 0.510
0.03-0.10 Gyr -4.742 -0.957 0.691
0.10-0.32 Gyr -5.670 -1.402 0.515
0.32-1.03 Gyr -5.735 -1.739 0.352
1.03-3.32 Gyr -3.746 -1.062 0.648
3.32-10.69 Gyr -1.348 0.959 1.235
10.69-11.88 Gyr 0.712 1.761 2.250