2026evv results

Information

Transient
Name:AT2026evv
Right ascension: 20h14m43.21s
Declination:-53d27m49.47s
Discovery Date:March 4, 2026, 8:54 a.m.
Classification:None
Redshift:None
MW E(B-V):0.050
Host
Name:
Right ascension: 20h14m41.79s
Declination:-53d27m31.79s
Redshift:None
Photometric Redshift:0.014
 

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 4.62
Transient MWEBV processed 0.09
Host match processed 5.99
Host information processed 0.11
Host MWEBV processed 0.11
Global aperture construction processed 0.13
Global aperture photometry processed 0.73
Validate global photometry processed 1.08
Global host SED inference processed 670.64
Local aperture photometry processed 0.69
Validate local photometry processed 0.01
Local host SED inference processed 1000.19
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):20h14m43.21s, -53d27m49.47s
semi major axis, semi minor axis (arcsec):6.89, 6.89
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 18.47 3.53 20.734 0.208 AB
GALEX_NUV 25.92 2.71 20.366 0.114 AB
2MASS_J 500.49 177.96 16.257 0.386 Vega
2MASS_H 109.64 251.07 17.432 2.486 Vega
2MASS_K 1005.22 307.2 14.557 0.332 Vega
WISE_W1 86.06 39.5 16.364 0.498 Vega
WISE_W2 46.91 25.23 16.383 0.584 Vega
WISE_W3 163.96 56.05 13.189 0.371 Vega

Aperture details

RA, DEC (J2000):20h14m41.85s, -53d27m31.74s
semi major axis, semi minor axis (arcsec):8.6, 6.37
angle (degrees, anti-clockwise from east):-14.8
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.53 3.78 20.673 0.210 AB
GALEX_NUV 32.13 3.28 20.133 0.111 AB
2MASS_J 2339.1 192.71 14.582 0.089 Vega
2MASS_H 2774.06 270.26 13.925 0.106 Vega
2MASS_K 2327.53 331.99 13.645 0.155 Vega
WISE_W1 723.02 58.21 14.053 0.087 Vega
WISE_W2 453.01 39.64 13.921 0.095 Vega
WISE_W3 775.45 89.86 11.502 0.126 Vega
WISE_W4 2285.03 646.51 8.883 0.307 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.490 8.263 8.891
{\rm log}_{10}({\rm SFR}) -1.260 -0.855 -0.352
{\rm log}_{10}({\rm sSFR}) -9.876 -9.127 -7.998
{\rm stellar\ age} 0.367 6.306 9.154

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.593 -0.695 0.006
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.498 -0.687 -0.114

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.472 0.948 1.434
\delta -0.384 -0.012 0.221
\tau_1/\tau_2 0.458 0.908 1.442
Q_{PAH} 0.331 1.159 3.364
U_{min} 3.145 8.626 15.892
{\rm log}_{10}(\gamma_e)\, -3.643 -2.691 -1.009

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.112 -1.802 -0.458
{\rm log}_{10}(\tau_{AGN})\, 0.933 1.412 1.967

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.198 -0.625 -0.116
0.03-0.10 Gyr -2.884 -1.313 -0.499
0.10-0.33 Gyr -4.548 -2.229 -1.223
0.33-1.10 Gyr -5.352 -2.350 -1.442
1.10-3.63 Gyr -5.303 -2.302 -1.435
3.63-12.03 Gyr -5.103 -1.984 -1.071
12.03-13.37 Gyr -5.055 -1.840 -0.525

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.735 9.007 9.168
{\rm log}_{10}({\rm SFR}) -1.927 -1.377 -0.874
{\rm log}_{10}({\rm sSFR}) -11.002 -10.385 -9.724
{\rm stellar\ age} 4.633 7.632 10.750

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.275 -0.614 -0.278
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.398 -0.559 -0.071

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.144 0.319 0.596
\delta -0.812 -0.503 -0.141
\tau_1/\tau_2 0.238 0.608 1.084
Q_{PAH} 0.250 0.804 2.277
U_{min} 2.969 7.801 14.592
{\rm log}_{10}(\gamma_e)\, -3.472 -2.733 -1.687

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.389 -3.284 -2.172
{\rm log}_{10}(\tau_{AGN})\, 1.008 1.499 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.194 -1.376 -0.822
0.03-0.10 Gyr -2.540 -1.594 -0.879
0.10-0.33 Gyr -2.847 -1.626 -0.997
0.33-1.10 Gyr -3.064 -1.510 -0.837
1.10-3.63 Gyr -2.813 -1.324 -0.851
3.63-12.03 Gyr -1.953 -1.022 -0.719
12.03-13.37 Gyr -1.824 -0.824 0.094