2026coo results

Information

Transient
Name:AT2026coo
Right ascension: 1h19m43.21s
Declination:-11d49m29.72s
Discovery Date:Feb. 8, 2026, 2:36 a.m.
Classification:None
Redshift:None
MW E(B-V):0.018
Host
Name:
Right ascension: 1h19m43.17s
Declination:-11d49m33.29s
Redshift:None
Photometric Redshift:0.091
 

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 8.87
Transient MWEBV processed 0.05
Host match processed 5.67
Host information processed 0.17
Host MWEBV processed 0.05
Global aperture construction processed 0.66
Global aperture photometry processed 5.64
Validate global photometry processed 15.57
Global host SED inference processed 389.29
Local aperture photometry processed 5.44
Validate local photometry processed 0.02
Local host SED inference processed 429.68
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):1h19m43.21s, -11d49m29.72s
semi major axis, semi minor axis (arcsec):1.18, 1.18
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 1.95 0.1 23.177 0.056 AB
DES_r 3.13 0.19 22.662 0.067 AB
PanSTARRS_i 5.7 0.35 22.010 0.067 AB
PanSTARRS_z 7.02 0.8 21.784 0.124 AB
DES_z 5.15 0.52 22.121 0.109 AB
PanSTARRS_y 10.02 1.81 21.398 0.196 AB

Aperture details

RA, DEC (J2000):1h19m43.14s, -11d49m32.91s
semi major axis, semi minor axis (arcsec):11.3, 4.63
angle (degrees, anti-clockwise from east):-53.16
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.7 3.22 21.326 0.327 AB
GALEX_NUV 20.8 3.23 20.605 0.169 AB
DES_g 178.68 0.77 18.270 0.005 AB
PanSTARRS_g 206.12 1.5 18.115 0.008 AB
PanSTARRS_r 351.37 2.0 17.536 0.006 AB
DES_r 329.51 1.56 17.605 0.005 AB
PanSTARRS_i 483.1 2.16 17.190 0.005 AB
PanSTARRS_z 570.2 4.93 17.010 0.009 AB
DES_z 530.13 4.51 17.089 0.009 AB
PanSTARRS_y 632.14 10.99 16.898 0.019 AB
2MASS_J 800.81 194.88 15.746 0.264 Vega
2MASS_H 656.01 308.69 15.490 0.511 Vega
2MASS_K 592.21 368.05 15.131 0.675 Vega
WISE_W1 418.19 14.91 14.648 0.039 Vega
WISE_W2 242.61 22.07 14.599 0.099 Vega
WISE_W3 712.41 77.16 11.594 0.118 Vega
WISE_W4 904.26 485.54 9.889 0.583 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.908 8.374 8.605
{\rm log}_{10}({\rm SFR}) -1.219 -0.775 -0.364
{\rm log}_{10}({\rm sSFR}) -9.754 -9.116 -8.259
{\rm stellar\ age} 1.099 5.253 7.137

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.367 -0.759 -0.231
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.480 -0.829 0.004

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 1.255 1.686 2.242
\delta -0.022 0.163 0.305
\tau_1/\tau_2 0.637 1.007 1.399
Q_{PAH} 0.761 2.442 5.298
U_{min} 2.672 7.854 15.373
{\rm log}_{10}(\gamma_e)\, -2.905 -1.858 -0.726

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.312 -0.977 -0.092
{\rm log}_{10}(\tau_{AGN})\, 0.932 1.480 1.958

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.075 -0.633 -0.215
0.03-0.10 Gyr -1.817 -1.007 -0.411
0.10-0.33 Gyr -2.597 -1.427 -0.867
0.33-1.06 Gyr -3.217 -1.670 -1.223
1.06-3.47 Gyr -3.545 -1.702 -1.291
3.47-11.31 Gyr -3.673 -1.735 -1.292
11.31-12.56 Gyr -3.731 -1.803 -1.107

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.317 10.363 10.448
{\rm log}_{10}({\rm SFR}) -0.365 -0.097 0.168
{\rm log}_{10}({\rm sSFR}) -10.743 -10.473 -10.185
{\rm stellar\ age} 7.471 8.466 11.237

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.914 -0.725 -0.557
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.276 -0.740 -0.176

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.176 0.278 0.423
\delta -0.601 -0.233 0.058
\tau_1/\tau_2 0.757 1.144 1.531
Q_{PAH} 0.855 1.849 3.790
U_{min} 2.644 7.692 15.059
{\rm log}_{10}(\gamma_e)\, -2.632 -1.703 -1.187

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.971 -2.603 -1.889
{\rm log}_{10}(\tau_{AGN})\, 0.927 1.294 1.781

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.211 -0.015 0.157
0.03-0.10 Gyr -0.647 -0.140 0.210
0.10-0.33 Gyr -1.348 -0.540 -0.154
0.33-1.06 Gyr -1.752 -0.801 -0.356
1.06-3.47 Gyr -1.491 -0.551 -0.011
3.47-11.31 Gyr -0.194 0.513 0.629
11.31-12.56 Gyr 0.400 0.962 1.549