2025yai

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Information

Transient

Name: AT2025yai
Right ascension: 23h17m14.19s
Declination: -2d09m27.09s
Discovery Date: Sept. 14, 2025, 5:55 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.036

Host

Name:
Right ascension: 23h17m14.39s
Declination: -2d09m27.70s
Redshift: None
Photometric Redshift: 0.113
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.11
Transient MWEBV processed 0.09
Host match processed 5.89
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.2
Validate global photometry processed 17.01
Global host SED inference processed 604.46
Local aperture photometry processed 6.19
Validate local photometry processed 0.03
Local host SED inference not enough filters 20.93
 

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) = 23h17m14.19s, -2d09m27.09s
semi major axis, semi minor axis (arcsec) = 0.98, 0.98
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 32.51 0.62 20.120 0.021 AB

Aperture details

RA, DEC (J2000) = 23h17m14.36s, -2d09m27.50s
semi major axis, semi minor axis (arcsec) = 5.9, 5.32
angle (degrees, anti-clockwise from east) = -92.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 343.38 0.78 17.561 0.002 AB
PanSTARRS_g 352.87 1.32 17.531 0.004 AB
SDSS_r 523.47 6.59 17.103 0.014 AB
PanSTARRS_r 519.55 1.45 17.111 0.003 AB
PanSTARRS_i 696.62 1.84 16.793 0.003 AB
PanSTARRS_z 798.49 3.77 16.644 0.005 AB
SDSS_z 906.63 21.92 16.506 0.026 AB
DES_z 811.83 3.14 16.626 0.004 AB
PanSTARRS_y 905.69 11.05 16.508 0.013 AB
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

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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})\, 10.224 10.398 10.518
{\rm log}_{10}({\rm SFR}) -0.402 0.468 1.374
{\rm log}_{10}({\rm sSFR}) -10.805 -9.958 -8.928
{\rm stellar\ age} 0.689 3.530 6.027

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.550 -0.727 -0.188
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.530 -0.363 0.237

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.232 0.522 0.998
\delta -0.664 -0.288 0.077
\tau_1/\tau_2 0.579 1.022 1.467
Q_{PAH} 0.415 1.990 4.090
U_{min} 2.552 8.043 15.628
{\rm log}_{10}(\gamma_e)\, -3.148 -1.619 -0.600

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.286 -2.917 -1.060
{\rm log}_{10}(\tau_{AGN})\, 1.021 1.549 1.928

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.795 0.097 0.479
0.03-0.10 Gyr -0.915 0.522 1.528
0.10-0.32 Gyr -0.509 0.848 1.468
0.32-1.05 Gyr -0.331 0.891 1.367
1.05-3.41 Gyr -2.199 0.326 0.845
3.41-11.07 Gyr -3.139 -0.056 0.521
11.07-12.30 Gyr -3.261 -0.111 0.754