2025iyu

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Information

Transient

Name: AT2025iyu
Right ascension: 15h03m47.72s
Declination: 27d39m55.28s
Discovery Date: April 24, 2025, 7:54 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name: 2025iyu
Right ascension: 15h03m47.84s
Declination: 27d39m58.60s
Redshift: None
Photometric Redshift: 0.164
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 19.51
Transient MWEBV processed 0.15
Host match processed 1.94
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 7.07
Validate global photometry processed 20.33
Global host SED inference processed 412.55
Local aperture photometry processed 6.81
Validate local photometry no valid phot 0.03
Local host SED inference not processed None
 

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) = 15h03m47.72s, 27d39m55.28s
semi major axis, semi minor axis (arcsec) = 0.71, 0.71
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 15h03m47.83s, 27d39m58.72s
semi major axis, semi minor axis (arcsec) = 5.37, 3.84
angle (degrees, anti-clockwise from east) = -158.89

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 11.92 3.66 21.209 0.333 AB
GALEX_NUV 14.63 2.8 20.987 0.208 AB
SDSS_u 27.43 3.94 20.304 0.156 AB
SDSS_g 77.67 2.61 19.174 0.037 AB
DES_g 85.24 0.65 19.073 0.008 AB
PanSTARRS_g 85.68 1.03 19.068 0.013 AB
SDSS_r 131.84 3.57 18.600 0.029 AB
PanSTARRS_r 128.17 1.35 18.631 0.011 AB
DES_r 136.59 1.23 18.561 0.010 AB
SDSS_i 164.13 4.58 18.362 0.030 AB
PanSTARRS_i 162.68 1.38 18.372 0.009 AB
PanSTARRS_z 176.99 3.0 18.280 0.018 AB
SDSS_z 227.55 12.27 18.007 0.059 AB
DES_z 190.11 3.3 18.202 0.019 AB
PanSTARRS_y 210.52 7.48 18.092 0.039 AB
2MASS_J 181.35 125.32 17.359 0.750 Vega
2MASS_H 129.25 188.75 17.254 1.585 Vega
2MASS_K 441.26 221.4 15.450 0.545 Vega
WISE_W1 99.06 6.58 16.211 0.072 Vega
WISE_W2 50.8 10.51 16.296 0.225 Vega
WISE_W3 203.07 39.01 12.957 0.209 Vega
WISE_W4 -9.61 255.82 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

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})\, 10.020 10.108 10.225
{\rm log}_{10}({\rm SFR}) -0.536 -0.002 0.407
{\rm log}_{10}({\rm sSFR}) -10.722 -10.131 -9.685
{\rm stellar\ age} 3.500 5.008 6.134

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.497 -1.091 -0.675
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.434 0.009 0.358

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.127 0.224 0.362
\delta -0.464 -0.094 0.162
\tau_1/\tau_2 0.617 0.962 1.306
Q_{PAH} 0.424 1.326 2.744
U_{min} 2.777 8.076 15.248
{\rm log}_{10}(\gamma_e)\, -2.529 -1.575 -0.732

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.186 -2.878 -1.743
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.497 1.907

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.252 -0.604 -0.279
0.03-0.10 Gyr -0.497 0.108 0.557
0.10-0.32 Gyr 0.332 0.620 0.859
0.32-1.03 Gyr 0.221 0.549 0.777
1.03-3.29 Gyr 0.039 0.312 0.520
3.29-10.53 Gyr -0.253 0.139 0.357
10.53-11.70 Gyr -0.480 0.104 0.583