2026hdr results

Information

Transient
Name:AT2026hdr
Right ascension: 12h42m56.11s
Declination:0d32m55.08s
Discovery Date:March 19, 2026, 8:44 a.m.
Classification:None
Redshift:None
MW E(B-V):0.017
Host
Name:1168903
Right ascension: 12h42m56.14s
Declination:0d32m54.55s
Redshift:0.080311
Photometric Redshift:None
 

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_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.91
Transient MWEBV processed 0.05
Host match processed 4.74
Host information processed 0.1
Host MWEBV processed 0.11
Global aperture construction processed 0.67
Global aperture photometry processed 4.96
Validate global photometry processed 15.59
Global host SED inference processed 759.35
Local aperture photometry processed 4.65
Validate local photometry processed 0.02
Local host SED inference processed 524.66
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h42m56.11s, 0d32m55.08s
semi major axis, semi minor axis (arcsec):1.32, 1.32
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 137.55 0.32 18.554 0.003 AB
SDSS_r 322.79 4.71 17.628 0.016 AB
PanSTARRS_r 274.6 0.45 17.803 0.002 AB
SDSS_i 497.06 5.9 17.159 0.013 AB
PanSTARRS_i 420.22 0.55 17.341 0.001 AB
PanSTARRS_z 556.09 0.91 17.037 0.002 AB
SDSS_z 659.91 7.72 16.851 0.013 AB
PanSTARRS_y 633.35 1.6 16.896 0.003 AB

Aperture details

RA, DEC (J2000):12h42m56.13s, 0d32m54.80s
semi major axis, semi minor axis (arcsec):7.6, 7.4
angle (degrees, anti-clockwise from east):-25.06
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.4 2.28 22.070 0.458 AB
GALEX_NUV 3.7 0.62 22.480 0.183 AB
SDSS_u 121.45 7.14 18.689 0.064 AB
SDSS_g 433.65 5.86 17.307 0.015 AB
PanSTARRS_g 468.27 1.37 17.224 0.003 AB
SDSS_r 942.12 8.74 16.465 0.010 AB
PanSTARRS_r 965.99 1.8 16.438 0.002 AB
SDSS_i 1435.38 11.83 16.008 0.009 AB
PanSTARRS_i 1396.02 2.4 16.038 0.002 AB
PanSTARRS_z 1788.69 4.39 15.769 0.003 AB
SDSS_z 1918.11 24.91 15.693 0.014 AB
PanSTARRS_y 2114.64 8.59 15.587 0.004 AB
2MASS_J 2904.13 229.61 14.348 0.086 Vega
2MASS_H 3660.54 346.59 13.624 0.103 Vega
2MASS_K 3827.57 397.6 13.105 0.113 Vega
WISE_W1 1193.55 22.65 13.509 0.021 Vega
WISE_W2 698.52 25.58 13.451 0.040 Vega
WISE_W3 262.26 91.87 12.679 0.380 Vega
WISE_W4 250.96 466.55 11.281 2.018 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.197 10.325 10.463
{\rm log}_{10}({\rm SFR}) -3.667 -1.046 -0.197
{\rm log}_{10}({\rm sSFR}) -14.095 -11.382 -10.502
{\rm stellar\ age} 6.171 7.798 11.531

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -0.928 -0.536
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.654 -0.725 0.195

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.394 0.740 1.203
\delta -0.769 -0.425 -0.049
\tau_1/\tau_2 0.564 0.989 1.400
Q_{PAH} 0.427 1.514 4.433
U_{min} 3.110 9.035 16.327
{\rm log}_{10}(\gamma_e)\, -3.302 -1.898 -0.566

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.386 -0.826 -0.365
{\rm log}_{10}(\tau_{AGN})\, 1.007 1.384 1.833

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.580 -1.655 -0.772
0.03-0.10 Gyr -4.252 -1.043 -0.068
0.10-0.33 Gyr -3.557 -1.029 -0.046
0.33-1.07 Gyr -3.497 -1.051 0.016
1.07-3.50 Gyr -2.756 -0.460 0.438
3.50-11.43 Gyr -1.267 0.369 0.619
11.43-12.70 Gyr -0.584 0.657 1.541

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.817 10.933 10.972
{\rm log}_{10}({\rm SFR}) -5.494 -2.490 -0.735
{\rm log}_{10}({\rm sSFR}) -16.330 -13.423 -11.656
{\rm stellar\ age} 8.336 12.003 12.061

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.366 -0.991 -0.743
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.436 -0.476 0.240

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.225 0.366 0.548
\delta -0.790 -0.444 -0.251
\tau_1/\tau_2 0.559 1.005 1.464
Q_{PAH} 0.716 2.274 4.404
U_{min} 3.309 10.207 18.475
{\rm log}_{10}(\gamma_e)\, -2.959 -1.663 -0.664

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.462 -3.517 -2.438
{\rm log}_{10}(\tau_{AGN})\, 1.085 1.601 1.992

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -7.279 -3.822 -1.841
0.03-0.10 Gyr -6.278 -2.793 -0.607
0.10-0.33 Gyr -7.350 -4.254 -1.547
0.33-1.07 Gyr -7.412 -4.594 -1.880
1.07-3.50 Gyr -5.075 -3.116 -1.148
3.50-11.43 Gyr -2.286 -0.807 0.996
11.43-12.70 Gyr 1.252 2.077 2.124