2026end results

Information

Transient
Name:AT2026end
Right ascension: 12h01m15.38s
Declination:22d41m07.34s
Discovery Date:Feb. 23, 2026, 9:37 a.m.
Classification:None
Redshift:None
MW E(B-V):
Host
Name:J120115.08+224109.73
Right ascension: 12h01m15.08s
Declination:22d41m09.73s
Redshift:None
Photometric Redshift:0.076
 

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: completed

Task Name Status Time (s)
Cutout download processed 17.27
Transient MWEBV processed 0.03
Host match processed 5.41
Host information processed 0.15
Host MWEBV processed 0.03
Global aperture construction processed 0.64
Global aperture photometry processed 6.39
Validate global photometry processed 17.86
Global host SED inference processed 502.69
Local aperture photometry processed 6.49
Validate local photometry processed 0.03
Local host SED inference processed 448.42
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h01m15.38s, 22d41m07.34s
semi major axis, semi minor axis (arcsec):1.4, 1.4
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 4.03 0.12 22.387 0.033 AB
PanSTARRS_g 3.87 0.38 22.431 0.107 AB
SDSS_r 5.52 0.86 22.045 0.170 AB
PanSTARRS_r 6.12 0.45 21.933 0.079 AB
DES_r 6.1 0.26 21.936 0.046 AB
SDSS_i 7.31 1.22 21.741 0.181 AB
PanSTARRS_i 6.54 0.5 21.860 0.083 AB
PanSTARRS_z 6.2 0.9 21.919 0.157 AB
SDSS_z 12.51 4.42 21.157 0.384 AB
DES_z 7.35 0.63 21.734 0.093 AB
PanSTARRS_y 5.17 1.95 22.116 0.409 AB

Aperture details

RA, DEC (J2000):12h01m15.09s, 22d41m09.87s
semi major axis, semi minor axis (arcsec):4.15, 2.61
angle (degrees, anti-clockwise from east):-50.57
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 16.5 2.83 20.856 0.186 AB
SDSS_g 45.39 1.96 19.758 0.047 AB
DES_g 46.7 0.35 19.727 0.008 AB
PanSTARRS_g 45.9 0.91 19.746 0.022 AB
SDSS_r 71.51 2.61 19.264 0.040 AB
PanSTARRS_r 71.28 1.04 19.268 0.016 AB
DES_r 75.23 0.77 19.209 0.011 AB
SDSS_i 89.75 3.38 19.017 0.041 AB
PanSTARRS_i 84.23 1.16 19.086 0.015 AB
PanSTARRS_z 95.76 2.06 18.947 0.023 AB
SDSS_z 103.49 10.47 18.863 0.110 AB
DES_z 104.7 2.0 18.850 0.021 AB
PanSTARRS_y 93.64 4.43 18.971 0.051 AB
2MASS_J 187.99 126.08 17.320 0.728 Vega
2MASS_H 123.04 186.09 17.307 1.642 Vega
2MASS_K 61.64 196.84 17.587 3.467 Vega
WISE_W1 57.0 8.94 16.811 0.170 Vega
WISE_W2 30.78 13.97 16.840 0.493 Vega
WISE_W3 8.21 57.39 16.441 7.592 Vega
WISE_W4 -71.11 371.58 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.818 8.066 8.227
{\rm log}_{10}({\rm SFR}) -2.250 -1.596 -1.008
{\rm log}_{10}({\rm sSFR}) -10.375 -9.727 -8.973
{\rm stellar\ age} 1.518 4.736 6.540

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.732 -1.260 -0.589
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.615 -0.815 0.132

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.294 0.630 1.131
\delta -0.337 0.072 0.278
\tau_1/\tau_2 0.665 1.024 1.402
Q_{PAH} 1.309 3.039 5.173
U_{min} 3.035 8.311 15.360
{\rm log}_{10}(\gamma_e)\, -2.786 -1.818 -0.789

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -0.797 0.031 0.350
{\rm log}_{10}(\tau_{AGN})\, 1.045 1.456 1.847

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.296 -1.657 -1.153
0.03-0.10 Gyr -2.391 -1.629 -0.957
0.10-0.33 Gyr -2.088 -1.452 -0.881
0.33-1.07 Gyr -2.253 -1.614 -1.261
1.07-3.51 Gyr -2.910 -1.830 -1.537
3.51-11.48 Gyr -3.292 -2.054 -1.693
11.48-12.76 Gyr -3.385 -2.133 -1.554

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.019 9.183 9.335
{\rm log}_{10}({\rm SFR}) -2.372 -1.235 -0.491
{\rm log}_{10}({\rm sSFR}) -11.553 -10.430 -9.695
{\rm stellar\ age} 2.514 5.600 7.436

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.568 -1.045 -0.483
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.715 -0.768 0.260

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.085 0.259 0.522
\delta -0.654 -0.194 0.193
\tau_1/\tau_2 0.604 0.997 1.368
Q_{PAH} 1.287 3.051 5.204
U_{min} 3.054 8.886 16.701
{\rm log}_{10}(\gamma_e)\, -2.737 -1.659 -0.596

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.620 -0.987 -0.459
{\rm log}_{10}(\tau_{AGN})\, 1.283 1.654 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.439 -1.790 -1.175
0.03-0.10 Gyr -2.532 -1.168 -0.346
0.10-0.33 Gyr -1.630 -0.600 -0.112
0.33-1.07 Gyr -1.327 -0.565 -0.147
1.07-3.51 Gyr -1.481 -0.700 -0.404
3.51-11.48 Gyr -2.056 -0.871 -0.556
11.48-12.76 Gyr -2.297 -0.917 -0.211