2026ehl results

Information

Transient
Name:AT2026ehl
Right ascension: 10h18m13.17s
Declination:4d04m17.15s
Discovery Date:Feb. 19, 2026, 6:54 p.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:SDSSJ101813.00+04041
Right ascension: 10h18m12.96s
Declination:4d04m14.45s
Redshift:None
Photometric Redshift:0.061
 

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_r
DES_z
 DES_g
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 16.81
Transient MWEBV processed 0.03
Host match processed 3.64
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 6.02
Validate global photometry processed 18.08
Global host SED inference processed 391.73
Local aperture photometry processed 5.87
Validate local photometry processed 0.03
Local host SED inference processed 456.61
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):10h18m13.17s, 4d04m17.15s
semi major axis, semi minor axis (arcsec):1.69, 1.69
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 9.48 1.29 21.458 0.147 AB
SDSS_g 30.01 1.49 20.207 0.054 AB
PanSTARRS_g 33.11 0.39 20.100 0.013 AB
SDSS_r 43.17 1.84 19.812 0.046 AB
PanSTARRS_r 44.68 0.61 19.775 0.015 AB
DES_r 47.7 0.69 19.704 0.016 AB
SDSS_i 53.41 2.13 19.581 0.043 AB
PanSTARRS_i 55.31 0.52 19.543 0.010 AB
PanSTARRS_z 58.8 1.0 19.476 0.019 AB
SDSS_z 61.35 4.54 19.430 0.080 AB
DES_z 60.33 1.56 19.449 0.028 AB
PanSTARRS_y 65.22 2.51 19.364 0.042 AB

Aperture details

RA, DEC (J2000):10h18m13.02s, 4d04m14.71s
semi major axis, semi minor axis (arcsec):8.33, 6.22
angle (degrees, anti-clockwise from east):-121.36
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 29.34 1.42 20.232 0.053 AB
GALEX_NUV 40.21 1.03 19.889 0.028 AB
SDSS_u 128.76 5.29 18.626 0.045 AB
SDSS_g 332.59 5.12 17.595 0.017 AB
PanSTARRS_g 340.85 1.63 17.569 0.005 AB
SDSS_r 504.49 6.55 17.143 0.014 AB
PanSTARRS_r 493.04 2.55 17.168 0.006 AB
DES_r 556.97 2.45 17.035 0.005 AB
SDSS_i 669.15 7.93 16.836 0.013 AB
PanSTARRS_i 668.62 2.2 16.837 0.004 AB
PanSTARRS_z 708.37 4.24 16.774 0.006 AB
SDSS_z 822.43 18.93 16.612 0.025 AB
DES_z 757.1 5.7 16.702 0.008 AB
PanSTARRS_y 771.44 10.59 16.682 0.015 AB
2MASS_J 773.74 207.69 15.784 0.291 Vega
2MASS_H 1419.73 261.69 14.652 0.200 Vega
2MASS_K 375.65 348.38 15.625 1.007 Vega
WISE_W1 446.81 17.24 14.576 0.042 Vega
WISE_W2 264.49 26.75 14.505 0.110 Vega
WISE_W3 1209.51 134.89 11.019 0.121 Vega
WISE_W4 3228.52 954.64 8.507 0.321 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.539 8.742 8.870
{\rm log}_{10}({\rm SFR}) -2.254 -1.452 -0.469
{\rm log}_{10}({\rm sSFR}) -11.023 -10.254 -9.112
{\rm stellar\ age} 1.077 4.642 6.834

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.691 -1.271 -0.751
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.612 -0.771 0.062

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.104 0.397 0.863
\delta -0.674 -0.273 0.191
\tau_1/\tau_2 0.700 1.065 1.429
Q_{PAH} 1.192 2.806 5.120
U_{min} 3.181 8.778 16.354
{\rm log}_{10}(\gamma_e)\, -2.946 -1.785 -0.544

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.436 -0.667 0.000
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.556 1.963

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.756 -1.810 -1.266
0.03-0.10 Gyr -2.466 -1.410 -0.318
0.10-0.33 Gyr -1.904 -0.974 -0.257
0.33-1.08 Gyr -1.924 -0.960 -0.457
1.08-3.54 Gyr -2.710 -1.162 -0.868
3.54-11.65 Gyr -3.600 -1.452 -1.046
11.65-12.94 Gyr -3.745 -1.516 -0.872

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.844 9.922 10.015
{\rm log}_{10}({\rm SFR}) -0.365 -0.065 0.219
{\rm log}_{10}({\rm sSFR}) -10.293 -9.987 -9.691
{\rm stellar\ age} 5.819 6.778 7.778

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.341 -0.997 -0.755
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.658 0.125 0.406

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.152 0.251 0.409
\delta -0.749 -0.414 -0.112
\tau_1/\tau_2 0.672 1.025 1.374
Q_{PAH} 0.743 2.067 3.933
U_{min} 2.373 6.906 13.961
{\rm log}_{10}(\gamma_e)\, -3.262 -2.221 -1.345

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.900 -2.512 -1.855
{\rm log}_{10}(\tau_{AGN})\, 0.925 1.359 1.850

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.597 -0.430 -0.281
0.03-0.10 Gyr -0.323 0.033 0.348
0.10-0.33 Gyr -0.226 0.061 0.316
0.33-1.08 Gyr -0.431 -0.102 0.102
1.08-3.54 Gyr -0.325 -0.049 0.153
3.54-11.65 Gyr -0.148 0.032 0.175
11.65-12.94 Gyr -0.365 0.054 0.468