2026dva results

Information

Transient
Name:AT2026dva
Right ascension: 5h30m13.28s
Declination:-19d12m53.72s
Discovery Date:Feb. 21, 2026, 10:19 a.m.
Classification:None
Redshift:None
MW E(B-V):0.045
Host
Name:858307
Right ascension: 5h30m13.60s
Declination:-19d12m48.51s
Redshift:0.065936
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
DES_g
DES_r
DES_z
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 7.32
Transient MWEBV processed 0.12
Host match processed 4.81
Host information processed 0.16
Host MWEBV processed 0.1
Global aperture construction processed 0.65
Global aperture photometry processed 5.46
Validate global photometry processed 13.37
Global host SED inference processed 408.32
Local aperture photometry processed 5.39
Validate local photometry processed 0.02
Local host SED inference processed 417.3
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):5h30m13.28s, -19d12m53.72s
semi major axis, semi minor axis (arcsec):1.58, 1.58
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 28.99 0.23 20.244 0.009 AB
PanSTARRS_g 27.37 0.47 20.307 0.019 AB
PanSTARRS_r 45.45 0.52 19.756 0.013 AB
DES_r 53.25 0.29 19.584 0.006 AB
PanSTARRS_i 64.08 0.51 19.383 0.009 AB
PanSTARRS_z 68.45 1.04 19.312 0.017 AB
DES_z 78.84 1.06 19.158 0.015 AB
PanSTARRS_y 76.7 2.77 19.188 0.039 AB

Aperture details

RA, DEC (J2000):5h30m13.56s, -19d12m48.45s
semi major axis, semi minor axis (arcsec):14.87, 9.59
angle (degrees, anti-clockwise from east):-113.18
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 48.64 6.21 19.683 0.139 AB
GALEX_NUV 113.97 5.15 18.758 0.049 AB
DES_g 1243.8 1.55 16.163 0.001 AB
PanSTARRS_g 1223.84 3.55 16.181 0.003 AB
PanSTARRS_r 2112.43 3.93 15.588 0.002 AB
DES_r 2319.26 1.95 15.487 0.001 AB
PanSTARRS_i 2956.61 3.76 15.223 0.001 AB
PanSTARRS_z 3382.08 7.86 15.077 0.003 AB
DES_z 3707.18 7.32 14.977 0.002 AB
WISE_W1 2995.56 36.39 12.510 0.013 Vega
WISE_W2 2059.96 42.42 12.276 0.022 Vega
WISE_W3 9864.29 139.27 8.741 0.015 Vega
WISE_W4 11614.02 1018.05 7.118 0.095 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.908 9.049 9.175
{\rm log}_{10}({\rm SFR}) -1.526 -1.064 -0.473
{\rm log}_{10}({\rm sSFR}) -10.611 -10.129 -9.467
{\rm stellar\ age} 4.688 6.435 7.903

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.489 -0.935 -0.438
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.592 0.074 0.351

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.221 0.475 0.828
\delta -0.707 -0.278 0.093
\tau_1/\tau_2 0.771 1.083 1.411
Q_{PAH} 0.795 2.581 5.265
U_{min} 2.748 7.672 14.106
{\rm log}_{10}(\gamma_e)\, -2.975 -1.924 -0.770

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.336 -0.848 -0.170
{\rm log}_{10}(\tau_{AGN})\, 1.024 1.462 1.943

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.422 -1.104 -0.782
0.03-0.10 Gyr -1.670 -1.057 -0.378
0.10-0.33 Gyr -1.654 -1.025 -0.530
0.33-1.08 Gyr -1.564 -0.969 -0.572
1.08-3.53 Gyr -1.343 -0.872 -0.653
3.53-11.59 Gyr -1.254 -0.881 -0.673
11.59-12.88 Gyr -1.426 -0.881 -0.358

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.686 10.755 10.829
{\rm log}_{10}({\rm SFR}) 0.531 0.869 1.223
{\rm log}_{10}({\rm sSFR}) -10.245 -9.891 -9.495
{\rm stellar\ age} 6.454 7.355 8.998

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.704 -0.394 -0.217
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.403 0.258 0.401

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.215 0.313 0.491
\delta -0.836 -0.573 -0.168
\tau_1/\tau_2 0.763 1.145 1.527
Q_{PAH} 1.566 2.455 3.689
U_{min} 2.413 7.087 14.199
{\rm log}_{10}(\gamma_e)\, -3.233 -2.413 -1.769

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.937 -1.663 -1.362
{\rm log}_{10}(\tau_{AGN})\, 1.035 1.405 1.722

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.238 0.555 0.730
0.03-0.10 Gyr 0.517 0.962 1.363
0.10-0.33 Gyr 0.001 0.602 0.926
0.33-1.08 Gyr -0.334 0.373 0.672
1.08-3.53 Gyr 0.038 0.602 0.886
3.53-11.59 Gyr 0.604 0.879 1.007
11.59-12.88 Gyr 0.443 0.997 1.584