2026ewq results

Information

Transient
Name:AT2026ewq
Right ascension: 8h29m59.21s
Declination:48d59m40.66s
Discovery Date:Feb. 24, 2026, 6:39 a.m.
Classification:None
Redshift:None
MW E(B-V):0.033
Host
Name:J082959.22+485938.38
Right ascension: 8h29m59.22s
Declination:48d59m38.38s
Redshift:None
Photometric Redshift:0.053
 

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_z
 DES_r
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 18.96
Transient MWEBV processed 0.04
Host match processed 4.47
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 5.94
Validate global photometry processed 18.24
Global host SED inference processed 451.07
Local aperture photometry processed 5.82
Validate local photometry processed 0.03
Local host SED inference processed 464.1
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):8h29m59.21s, 48d59m40.66s
semi major axis, semi minor axis (arcsec):1.93, 1.93
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 14.03 1.53 21.033 0.118 AB
SDSS_g 33.42 1.59 20.090 0.052 AB
DES_g 32.57 0.56 20.118 0.019 AB
PanSTARRS_g 38.67 0.52 19.932 0.015 AB
SDSS_r 46.66 1.97 19.728 0.046 AB
PanSTARRS_r 57.21 0.74 19.506 0.014 AB
SDSS_i 56.98 2.32 19.511 0.044 AB
PanSTARRS_i 68.88 0.54 19.305 0.008 AB
PanSTARRS_z 75.03 1.32 19.212 0.019 AB
SDSS_z 57.27 5.85 19.505 0.111 AB
DES_z 65.17 1.54 19.365 0.026 AB
PanSTARRS_y 78.43 4.56 19.164 0.063 AB

Aperture details

RA, DEC (J2000):8h29m59.20s, 48d59m38.60s
semi major axis, semi minor axis (arcsec):6.4, 5.02
angle (degrees, anti-clockwise from east):-90.93
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 20.94 3.33 20.598 0.173 AB
GALEX_NUV 25.6 0.44 20.380 0.019 AB
SDSS_u 61.01 4.15 19.437 0.074 AB
SDSS_g 149.33 3.55 18.465 0.026 AB
DES_g 145.35 1.2 18.494 0.009 AB
PanSTARRS_g 146.8 1.48 18.483 0.011 AB
SDSS_r 210.27 4.6 18.093 0.024 AB
PanSTARRS_r 212.9 2.12 18.080 0.011 AB
SDSS_i 253.65 5.6 17.889 0.024 AB
PanSTARRS_i 262.11 1.54 17.854 0.006 AB
PanSTARRS_z 283.87 3.8 17.767 0.015 AB
SDSS_z 252.73 16.78 17.893 0.072 AB
DES_z 290.39 3.52 17.743 0.013 AB
PanSTARRS_y 282.03 13.24 17.774 0.051 AB
2MASS_J 303.95 120.76 16.798 0.431 Vega
2MASS_H 369.84 168.92 16.112 0.496 Vega
2MASS_K 267.22 204.39 15.995 0.830 Vega
WISE_W1 128.32 11.07 15.930 0.094 Vega
WISE_W2 71.22 15.62 15.930 0.238 Vega
WISE_W3 57.73 60.71 14.323 1.142 Vega
WISE_W4 498.58 374.5 10.536 0.816 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.805 8.906 9.012
{\rm log}_{10}({\rm SFR}) -1.682 -1.155 -0.565
{\rm log}_{10}({\rm sSFR}) -10.577 -10.054 -9.471
{\rm stellar\ age} 5.952 7.348 9.143

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.795 -1.413 -1.029
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.822 -1.084 0.130

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.126 0.380 0.725
\delta -0.501 -0.069 0.233
\tau_1/\tau_2 0.723 1.070 1.405
Q_{PAH} 0.813 2.287 4.754
U_{min} 3.125 8.540 15.404
{\rm log}_{10}(\gamma_e)\, -3.002 -1.985 -0.823

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.216 -0.761 -0.182
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.396 1.925

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.802 -1.279 -0.885
0.03-0.10 Gyr -1.815 -1.125 -0.463
0.10-0.33 Gyr -1.995 -1.273 -0.750
0.33-1.08 Gyr -2.049 -1.377 -0.983
1.08-3.57 Gyr -1.924 -1.241 -0.937
3.57-11.74 Gyr -1.325 -1.006 -0.845
11.74-13.05 Gyr -1.417 -0.877 -0.259

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.364 9.468 9.561
{\rm log}_{10}({\rm SFR}) -0.867 -0.446 -0.098
{\rm log}_{10}({\rm sSFR}) -10.317 -9.897 -9.548
{\rm stellar\ age} 6.123 7.236 9.231

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.830 -1.567 -1.219
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.563 -0.053 0.389

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.149 0.255 0.395
\delta -0.437 -0.079 0.197
\tau_1/\tau_2 0.592 0.970 1.385
Q_{PAH} 0.937 2.665 4.576
U_{min} 2.946 8.763 16.693
{\rm log}_{10}(\gamma_e)\, -2.454 -1.409 -0.542

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.071 -2.768 -1.720
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.572 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.086 -1.629 -1.072
0.03-0.10 Gyr -0.773 -0.297 0.060
0.10-0.33 Gyr -1.005 -0.413 -0.101
0.33-1.08 Gyr -1.802 -0.718 -0.430
1.08-3.57 Gyr -1.460 -0.665 -0.378
3.57-11.74 Gyr -0.846 -0.464 -0.289
11.74-13.05 Gyr -0.966 -0.336 0.365