2026hvt results

Information

Transient
Name:AT2026hvt
Right ascension: 12h29m54.44s
Declination:12d58m42.92s
Discovery Date:March 30, 2026, 7:03 a.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:J122954.49+125840.64
Right ascension: 12h29m54.49s
Declination:12d58m40.64s
Redshift:None
Photometric Redshift:0.087
 

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 18.79
Transient MWEBV processed 0.04
Host match processed 4.57
Host information processed 0.14
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 7.33
Validate global photometry processed 19.35
Global host SED inference processed 430.08
Local aperture photometry processed 6.82
Validate local photometry processed 0.02
Local host SED inference processed 432.22
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h29m54.44s, 12d58m42.92s
semi major axis, semi minor axis (arcsec):1.23, 1.23
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 8.39 0.18 21.591 0.024 AB
PanSTARRS_r 11.19 0.31 21.278 0.030 AB
DES_r 12.47 0.32 21.160 0.028 AB
PanSTARRS_i 13.85 0.44 21.046 0.034 AB
PanSTARRS_z 16.45 0.76 20.860 0.050 AB
DES_z 16.08 0.88 20.884 0.060 AB
PanSTARRS_y 14.4 1.39 21.004 0.105 AB

Aperture details

RA, DEC (J2000):12h29m54.49s, 12d58m40.77s
semi major axis, semi minor axis (arcsec):11.39, 2.31
angle (degrees, anti-clockwise from east):-32.07
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.62 0.68 21.695 0.097 AB
GALEX_NUV 9.98 0.22 21.402 0.024 AB
SDSS_u 29.07 4.32 20.241 0.161 AB
SDSS_g 44.83 2.43 19.771 0.059 AB
DES_g 30.89 0.49 20.175 0.017 AB
PanSTARRS_g 55.07 0.95 19.548 0.019 AB
SDSS_r 77.94 3.38 19.171 0.047 AB
PanSTARRS_r 73.03 1.24 19.241 0.019 AB
DES_r 49.79 0.9 19.657 0.020 AB
SDSS_i 93.25 4.93 18.976 0.057 AB
PanSTARRS_i 97.69 1.76 18.925 0.020 AB
PanSTARRS_z 98.26 3.06 18.919 0.034 AB
SDSS_z 83.37 14.86 19.097 0.193 AB
DES_z 70.08 2.41 19.286 0.037 AB
PanSTARRS_y 92.85 5.57 18.981 0.065 AB
2MASS_J -18.36 118.73 Vega
2MASS_H 310.59 185.68 16.302 0.649 Vega
2MASS_K 245.69 180.96 16.086 0.800 Vega
WISE_W1 48.85 8.79 16.979 0.195 Vega
WISE_W2 23.7 13.88 17.124 0.636 Vega
WISE_W3 -105.77 73.29 Vega
WISE_W4 429.85 459.44 10.697 1.160 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.165 8.394 8.555
{\rm log}_{10}({\rm SFR}) -2.859 -1.345 -0.160
{\rm log}_{10}({\rm sSFR}) -11.373 -9.807 -8.298
{\rm stellar\ age} 0.243 2.625 5.848

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.645 -1.141 -0.493
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.629 -0.843 0.028

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.242 0.643 1.327
\delta -0.329 -0.004 0.273
\tau_1/\tau_2 0.579 1.029 1.471
Q_{PAH} 1.149 2.921 5.299
U_{min} 3.317 9.216 17.504
{\rm log}_{10}(\gamma_e)\, -2.947 -1.852 -0.713

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.789 -0.160 0.217
{\rm log}_{10}(\tau_{AGN})\, 1.109 1.490 1.852

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.185 -2.217 -1.481
0.03-0.10 Gyr -3.129 -1.254 -0.003
0.10-0.33 Gyr -2.213 -0.950 -0.200
0.33-1.07 Gyr -3.563 -1.233 -0.691
1.07-3.48 Gyr -4.962 -1.845 -1.232
3.48-11.35 Gyr -5.794 -2.417 -1.463
11.35-12.62 Gyr -5.971 -2.151 -1.304

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.324 9.439 9.551
{\rm log}_{10}({\rm SFR}) -0.399 -0.104 0.202
{\rm log}_{10}({\rm sSFR}) -9.875 -9.554 -9.206
{\rm stellar\ age} 7.088 7.996 10.476

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.482 -0.832 -0.415
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.784 -0.300 -0.112

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.230 0.426 0.655
\delta -0.375 -0.074 0.115
\tau_1/\tau_2 0.815 1.193 1.593
Q_{PAH} 0.401 1.327 3.489
U_{min} 2.679 7.951 15.144
{\rm log}_{10}(\gamma_e)\, -2.761 -1.654 -0.694

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.472 -1.746 -0.874
{\rm log}_{10}(\tau_{AGN})\, 1.173 1.578 1.902

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.471 -0.190 0.044
0.03-0.10 Gyr -0.470 -0.065 0.279
0.10-0.33 Gyr -2.685 -1.470 -0.824
0.33-1.07 Gyr -2.996 -1.655 -1.086
1.07-3.48 Gyr -2.282 -1.315 -0.810
3.48-11.35 Gyr -0.891 -0.452 -0.292
11.35-12.62 Gyr -0.660 -0.087 0.517