2025yyg

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Information

Transient

Name: AT2025yyg
Right ascension: 10h39m38.02s
Declination: 83d04m16.02s
Discovery Date: Sept. 30, 2025, 11:28 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name:
Right ascension: 10h39m40.44s
Declination: 83d04m25.19s
Redshift: None
Photometric Redshift: 0.103
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 5.18
Cutout download processed 4.51
Global aperture construction processed 0.63
Local aperture photometry processed 3.98
Global aperture photometry processed 4.22
Validate local photometry processed 0.02
Validate global photometry processed 11.28
Host information processed 0.12
Global host SED inference processed 402.92
Local host SED inference processed 645.48
Transient information processed 0.0
Transient MWEBV processed 0.12
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

Cutout Download Report

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_r: DES_i: DES_z: DES_Y:
 

Aperture Photometry


Aperture details

RA, DEC (J2000) = 10h39m38.02s, 83d04m16.02s
semi major axis, semi minor axis (arcsec) = 1.05, 1.05
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 10.62 2.08 21.335 0.212 AB

Aperture details

RA, DEC (J2000) = 10h39m40.44s, 83d04m25.39s
semi major axis, semi minor axis (arcsec) = 15.12, 5.88
angle (degrees, anti-clockwise from east) = -150.75

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.54 2.33 21.245 0.219 AB
GALEX_NUV 21.72 2.21 20.558 0.111 AB
PanSTARRS_g 343.32 2.54 17.561 0.008 AB
PanSTARRS_r 683.01 4.93 16.814 0.008 AB
PanSTARRS_i 1045.57 5.15 16.352 0.005 AB
PanSTARRS_z 1316.52 8.0 16.101 0.007 AB
PanSTARRS_y 1603.57 18.79 15.887 0.013 AB
2MASS_J 2117.7 240.62 14.690 0.123 Vega
2MASS_H 2869.3 417.66 13.888 0.158 Vega
2MASS_K 2649.97 391.01 13.504 0.160 Vega
WISE_W1 1205.71 19.93 13.498 0.018 Vega
WISE_W2 820.13 22.22 13.276 0.029 Vega
WISE_W3 1523.19 89.14 10.769 0.064 Vega
WISE_W4 1930.01 471.76 9.066 0.265 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 7.982 8.580 8.929
{\rm log}_{10}({\rm SFR}) -1.112 -0.624 -0.216
{\rm log}_{10}({\rm sSFR}) -9.896 -9.223 -8.212
{\rm stellar\ age} 0.935 6.057 8.463

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.469 -0.665 -0.038
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.244 -0.576 0.044

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.636 1.128 1.718
\delta -0.234 0.106 0.300
\tau_1/\tau_2 0.398 0.815 1.250
Q_{PAH} 0.542 2.090 5.027
U_{min} 2.931 8.261 15.536
{\rm log}_{10}(\gamma_e)\, -3.082 -2.044 -0.911

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.077 -0.899 0.073
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.381 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.897 -0.329 0.114
0.03-0.10 Gyr -2.712 -1.283 -0.460
0.10-0.33 Gyr -4.334 -1.919 -0.991
0.33-1.06 Gyr -4.950 -2.033 -1.168
1.06-3.44 Gyr -4.425 -1.860 -1.157
3.44-11.17 Gyr -3.781 -1.562 -0.992
11.17-12.41 Gyr -3.754 -1.478 -0.485

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.891 10.929 11.005
{\rm log}_{10}({\rm SFR}) 0.083 0.324 0.571
{\rm log}_{10}({\rm sSFR}) -10.873 -10.613 -10.362
{\rm stellar\ age} 7.410 8.432 11.067

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.295 -0.172 -0.078
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.519 -0.125 0.318

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.174 0.242 0.344
\delta -0.866 -0.654 -0.395
\tau_1/\tau_2 0.699 1.060 1.437
Q_{PAH} 0.728 1.849 3.123
U_{min} 1.951 6.055 12.969
{\rm log}_{10}(\gamma_e)\, -3.304 -2.100 -1.109

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.351 -3.336 -2.296
{\rm log}_{10}(\tau_{AGN})\, 1.050 1.534 1.921

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.070 0.289 0.470
0.03-0.10 Gyr -0.088 0.334 0.651
0.10-0.33 Gyr -0.454 0.094 0.441
0.33-1.06 Gyr -0.837 -0.154 0.253
1.06-3.44 Gyr -0.816 0.003 0.516
3.44-11.17 Gyr 0.379 1.067 1.187
11.17-12.41 Gyr 0.956 1.534 2.098