2025yye

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Information

Transient

Name: AT2025yye
Right ascension: 8h52m23.39s
Declination: 17d53m19.44s
Discovery Date: Sept. 30, 2025, 11:19 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name: SDSSJ085223.43+17531
Right ascension: 8h52m23.40s
Declination: 17d53m18.70s
Redshift: None
Photometric Redshift: 0.070
 

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 4.41
Cutout download processed 15.97
Global aperture construction processed 0.62
Local aperture photometry processed 6.17
Global aperture photometry processed 6.95
Validate local photometry processed 0.02
Validate global photometry processed 16.18
Host information processed 0.06
Global host SED inference processed 416.1
Local host SED inference processed 529.29
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 8h52m23.39s, 17d53m19.44s
semi major axis, semi minor axis (arcsec) = 1.51, 1.51
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 49.51 1.87 19.663 0.041 AB
DES_g 50.99 0.33 19.631 0.007 AB
PanSTARRS_g 49.78 0.38 19.657 0.008 AB
SDSS_r 72.75 2.3 19.245 0.034 AB
PanSTARRS_r 79.49 0.42 19.149 0.006 AB
DES_r 82.75 0.55 19.106 0.007 AB
SDSS_i 99.58 2.8 18.905 0.031 AB
PanSTARRS_i 88.31 0.62 19.035 0.008 AB
PanSTARRS_z 105.27 1.0 18.844 0.010 AB
SDSS_z 108.29 5.37 18.814 0.054 AB
DES_z 112.37 1.66 18.773 0.016 AB
PanSTARRS_y 123.54 2.5 18.671 0.022 AB

Aperture details

RA, DEC (J2000) = 8h52m23.42s, 17d53m18.36s
semi major axis, semi minor axis (arcsec) = 8.89, 6.25
angle (degrees, anti-clockwise from east) = -38.29

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 75.61 5.87 19.204 0.084 AB
SDSS_g 278.9 4.78 17.786 0.019 AB
DES_g 289.07 0.89 17.747 0.003 AB
PanSTARRS_g 282.34 1.79 17.773 0.007 AB
SDSS_r 400.08 6.09 17.395 0.017 AB
PanSTARRS_r 425.48 1.96 17.328 0.005 AB
SDSS_i 505.01 7.96 17.142 0.017 AB
PanSTARRS_i 513.28 2.97 17.124 0.006 AB
PanSTARRS_z 555.7 4.86 17.038 0.009 AB
SDSS_z 588.04 24.02 16.976 0.044 AB
DES_z 597.59 4.12 16.959 0.007 AB
PanSTARRS_y 636.36 12.23 16.891 0.021 AB
2MASS_J 756.29 149.98 15.808 0.215 Vega
2MASS_H 1210.65 244.94 14.825 0.220 Vega
2MASS_K 1148.92 245.36 14.411 0.232 Vega
WISE_W1 314.93 18.93 14.955 0.065 Vega
WISE_W2 182.55 22.38 14.908 0.133 Vega
WISE_W3 828.75 112.04 11.430 0.147 Vega
WISE_W4 1218.06 602.71 9.566 0.537 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})\, 8.954 9.135 9.272
{\rm log}_{10}({\rm SFR}) -1.520 -0.863 -0.106
{\rm log}_{10}({\rm sSFR}) -10.707 -10.029 -9.208
{\rm stellar\ age} 2.360 5.306 7.095

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.542 -0.974 -0.458
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.743 -0.852 0.192

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.168 0.462 0.861
\delta -0.740 -0.308 0.157
\tau_1/\tau_2 0.720 1.052 1.416
Q_{PAH} 1.349 3.644 5.667
U_{min} 3.096 8.386 15.568
{\rm log}_{10}(\gamma_e)\, -3.144 -1.941 -0.571

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.147 -1.006 -0.314
{\rm log}_{10}(\tau_{AGN})\, 1.116 1.621 1.990

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.619 -1.126 -0.729
0.03-0.10 Gyr -1.717 -0.821 0.018
0.10-0.33 Gyr -1.265 -0.525 0.076
0.33-1.07 Gyr -1.334 -0.624 -0.264
1.07-3.52 Gyr -1.502 -0.732 -0.458
3.52-11.55 Gyr -1.969 -0.924 -0.625
11.55-12.84 Gyr -2.102 -0.971 -0.362

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.715 9.834 9.923
{\rm log}_{10}({\rm SFR}) -1.305 -0.776 -0.307
{\rm log}_{10}({\rm sSFR}) -11.086 -10.610 -10.114
{\rm stellar\ age} 2.604 5.104 6.679

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.221 -0.896 -0.661
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.277 -0.239 0.241

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.077 0.195 0.371
\delta -0.659 -0.191 0.201
\tau_1/\tau_2 0.667 1.030 1.419
Q_{PAH} 0.866 2.264 4.548
U_{min} 2.415 7.510 15.053
{\rm log}_{10}(\gamma_e)\, -2.479 -1.418 -0.441

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.083 -2.793 -1.705
{\rm log}_{10}(\tau_{AGN})\, 1.085 1.564 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.192 -0.759 -0.516
0.03-0.10 Gyr -1.833 -0.812 -0.226
0.10-0.33 Gyr -1.356 -0.280 0.305
0.33-1.07 Gyr -0.097 0.237 0.558
1.07-3.52 Gyr -0.282 0.100 0.355
3.52-11.55 Gyr -1.142 -0.237 0.026
11.55-12.84 Gyr -1.594 -0.351 0.221