2026gvb results

Information

Transient
Name:AT2026gvb
Right ascension: 2h43m24.65s
Declination:20d57m41.56s
Discovery Date:March 20, 2026, 2:49 a.m.
Classification:None
Redshift:None
MW E(B-V):0.108
Host
Name:J024324.86+205733.42
Right ascension: 2h43m24.86s
Declination:20d57m33.42s
Redshift:None
Photometric Redshift:0.083
 

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 17.32
Transient MWEBV processed 0.04
Host match processed 4.67
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.62
Global aperture photometry processed 6.81
Validate global photometry processed 19.19
Global host SED inference processed 650.94
Local aperture photometry processed 6.53
Validate local photometry processed 0.03
Local host SED inference failed 354.36
 

Imaging data

 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h43m24.65s, 20d57m41.56s
semi major axis, semi minor axis (arcsec):1.28, 1.28
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 0.67 0.09 24.332 0.150 AB
PanSTARRS_r 1.57 0.44 23.409 0.301 AB
DES_r 1.21 0.2 23.692 0.177 AB
SDSS_i 0.69 1.01 24.300 1.582 AB
PanSTARRS_i 2.16 0.49 23.066 0.244 AB
PanSTARRS_z 2.9 0.91 22.745 0.340 AB
DES_z 1.57 0.36 23.408 0.250 AB
PanSTARRS_y 0.21 2.1 25.613 11.048 AB

Aperture details

RA, DEC (J2000):2h43m24.84s, 20d57m33.79s
semi major axis, semi minor axis (arcsec):7.29, 6.46
angle (degrees, anti-clockwise from east):-75.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 26.3 5.22 20.350 0.215 AB
GALEX_NUV 41.92 4.3 19.844 0.111 AB
SDSS_u 121.8 5.95 18.686 0.053 AB
SDSS_g 371.85 5.27 17.474 0.015 AB
DES_g 390.95 1.02 17.420 0.003 AB
PanSTARRS_g 335.98 1.89 17.584 0.006 AB
SDSS_r 637.28 7.1 16.889 0.012 AB
PanSTARRS_r 650.54 2.4 16.867 0.004 AB
DES_r 730.76 2.54 16.741 0.004 AB
SDSS_i 906.82 9.28 16.506 0.011 AB
PanSTARRS_i 938.46 2.69 16.469 0.003 AB
PanSTARRS_z 1116.13 4.91 16.281 0.005 AB
SDSS_z 1146.42 23.74 16.252 0.022 AB
DES_z 1154.67 5.53 16.244 0.005 AB
PanSTARRS_y 1336.19 11.22 16.085 0.009 AB
2MASS_J 1451.63 153.58 15.100 0.115 Vega
2MASS_H 1871.19 259.43 14.352 0.151 Vega
2MASS_K 1846.92 307.06 13.896 0.181 Vega
WISE_W1 785.9 17.14 13.963 0.024 Vega
WISE_W2 498.73 19.45 13.816 0.042 Vega
WISE_W3 1774.19 106.73 10.603 0.065 Vega
WISE_W4 1517.09 669.24 9.327 0.479 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})\, 10.478 10.532 10.627
{\rm log}_{10}({\rm SFR}) 0.711 0.916 1.213
{\rm log}_{10}({\rm sSFR}) -9.850 -9.617 -9.371
{\rm stellar\ age} 7.271 8.452 11.430

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.743 -0.501 -0.382
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.254 0.385 0.467

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.120 0.176 0.295
\delta -0.932 -0.756 -0.467
\tau_1/\tau_2 0.625 1.066 1.494
Q_{PAH} 0.325 0.919 2.008
U_{min} 2.549 7.944 15.596
{\rm log}_{10}(\gamma_e)\, -3.086 -1.892 -1.166

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.410 -3.393 -2.478
{\rm log}_{10}(\tau_{AGN})\, 1.122 1.611 1.956

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.382 0.063 0.245
0.03-0.10 Gyr 0.844 1.062 1.365
0.10-0.33 Gyr -1.997 -0.218 0.358
0.33-1.07 Gyr -3.856 -0.618 -0.035
1.07-3.49 Gyr -2.496 -0.394 0.193
3.49-11.39 Gyr -0.370 0.618 0.768
11.39-12.66 Gyr 0.421 1.157 1.734