2026gva results

Information

Transient
Name:AT2026gva
Right ascension: 8h34m38.08s
Declination:20d18m14.68s
Discovery Date:March 20, 2026, 4:54 a.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J083438.08+201814.29
Right ascension: 8h34m38.08s
Declination:20d18m14.29s
Redshift:None
Photometric Redshift:0.182
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
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
 GALEX_NUV
GALEX_FUV
DES_i
DES_Y
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 16.31
Transient MWEBV processed 0.03
Host match processed 5.19
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 6.61
Validate global photometry processed 17.96
Global host SED inference processed 405.19
Local aperture photometry processed 6.38
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution


 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):8h34m38.07s, 20d18m14.47s
semi major axis, semi minor axis (arcsec):3.42, 3.03
angle (degrees, anti-clockwise from east):-151.94
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 25.3 3.5 20.392 0.150 AB
SDSS_g 63.6 2.34 19.391 0.040 AB
DES_g 69.55 0.43 19.294 0.007 AB
PanSTARRS_g 72.0 0.78 19.257 0.012 AB
SDSS_r 135.79 3.51 18.568 0.028 AB
PanSTARRS_r 130.52 0.83 18.611 0.007 AB
DES_r 143.92 0.95 18.505 0.007 AB
SDSS_i 207.33 4.86 18.108 0.025 AB
PanSTARRS_i 205.38 0.82 18.119 0.004 AB
PanSTARRS_z 236.7 1.85 17.965 0.008 AB
SDSS_z 279.81 12.25 17.783 0.048 AB
DES_z 261.4 3.07 17.857 0.013 AB
PanSTARRS_y 270.6 4.83 17.819 0.019 AB
2MASS_J 359.66 88.84 16.615 0.268 Vega
2MASS_H 504.85 122.28 15.775 0.263 Vega
2MASS_K 606.32 140.71 15.105 0.252 Vega
WISE_W1 205.53 10.11 15.419 0.053 Vega
WISE_W2 164.76 17.1 15.019 0.113 Vega
WISE_W3 859.95 76.31 11.390 0.096 Vega
WISE_W4 4477.1 697.66 8.153 0.169 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})\, 10.197 10.396 10.511
{\rm log}_{10}({\rm SFR}) 0.572 1.013 1.416
{\rm log}_{10}({\rm sSFR}) -9.862 -9.409 -8.874
{\rm stellar\ age} 2.990 5.238 6.562

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.103 -0.702 -0.427
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.095 0.305 0.432

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.471 0.658 0.877
\delta -0.805 -0.578 -0.352
\tau_1/\tau_2 0.544 0.965 1.420
Q_{PAH} 0.361 1.045 2.257
U_{min} 2.676 7.706 15.078
{\rm log}_{10}(\gamma_e)\, -3.226 -1.988 -1.315

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.994 -2.555 -1.624
{\rm log}_{10}(\tau_{AGN})\, 1.025 1.444 1.871

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.184 0.468 0.697
0.03-0.10 Gyr 0.619 1.135 1.559
0.10-0.32 Gyr 0.182 0.879 1.272
0.32-1.02 Gyr -0.358 0.489 0.858
1.02-3.25 Gyr -0.193 0.455 0.755
3.25-10.36 Gyr -0.325 0.397 0.658
10.36-11.51 Gyr -0.431 0.433 0.978