2025yyo results

Information

Transient
Name:AT2025yyo
Right ascension: 4h52m50.43s
Declination:-5d56m42.70s
Discovery Date:Sept. 20, 2025, 10:53 a.m.
Classification:None
Redshift:None
MW E(B-V):0.035
Host
Name:
Right ascension: 4h52m50.49s
Declination:-5d56m38.96s
Redshift:None
Photometric Redshift:0.158
 

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: blocked

Task Name Status Time (s)
Cutout download processed 1.7
Transient MWEBV processed 0.14
Host match processed 7.1
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 6.74
Validate global photometry processed 16.3
Global host SED inference processed 512.91
Local aperture photometry processed 6.61
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

Data not available


Aperture details

RA, DEC (J2000):4h52m50.48s, -5d56m38.94s
semi major axis, semi minor axis (arcsec):3.63, 3.35
angle (degrees, anti-clockwise from east):-2.59
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 12.52 3.23 21.156 0.280 AB
SDSS_g 40.86 2.08 19.872 0.055 AB
DES_g 46.38 0.47 19.734 0.011 AB
PanSTARRS_g 47.06 0.89 19.718 0.021 AB
SDSS_r 109.87 3.08 18.798 0.030 AB
PanSTARRS_r 110.43 1.12 18.792 0.011 AB
DES_r 122.83 1.11 18.677 0.010 AB
SDSS_i 168.53 4.38 18.333 0.028 AB
PanSTARRS_i 159.4 1.27 18.394 0.009 AB
PanSTARRS_z 202.11 2.71 18.136 0.015 AB
SDSS_z 245.57 9.21 17.925 0.041 AB
DES_z 225.45 2.51 18.017 0.012 AB
PanSTARRS_y 229.18 5.25 18.000 0.025 AB
2MASS_J 332.44 89.43 16.701 0.292 Vega
2MASS_H 404.76 136.88 16.014 0.367 Vega
2MASS_K 600.97 180.95 15.115 0.327 Vega
WISE_W1 110.8 9.78 16.090 0.096 Vega
WISE_W2 77.32 13.86 15.840 0.195 Vega
WISE_W3 -59.69 58.99 Vega
WISE_W4 -132.7 396.85 Vega
 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.404 10.466 10.587
{\rm log}_{10}({\rm SFR}) -1.401 -0.336 0.310
{\rm log}_{10}({\rm sSFR}) -12.014 -10.824 -10.122
{\rm stellar\ age} 6.845 7.910 11.099

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.551 -1.185 -0.882
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.369 -0.649 -0.064

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.278 0.418 0.572
\delta -0.922 -0.770 -0.560
\tau_1/\tau_2 0.550 1.013 1.448
Q_{PAH} 1.011 2.846 4.927
U_{min} 3.270 9.261 16.560
{\rm log}_{10}(\gamma_e)\, -2.443 -1.391 -0.386

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.280 -2.998 -1.741
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.520 1.895

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.693 -0.472 0.025
0.03-0.10 Gyr -2.072 -0.329 0.415
0.10-0.32 Gyr -3.279 -0.736 0.143
0.32-1.03 Gyr -4.572 -1.148 -0.153
1.03-3.30 Gyr -3.496 -0.761 0.188
3.30-10.60 Gyr -1.344 0.588 0.762
10.60-11.77 Gyr 0.204 1.085 1.763