2025yhu

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Information

Transient

Name: AT2025yhu
Right ascension: 17h19m58.64s
Declination: 7d44m47.57s
Discovery Date: Sept. 22, 2025, 6:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.127

Host

Name:
Right ascension: 17h19m58.57s
Declination: 7d44m46.93s
Redshift: 0.066587
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 7.44
Transient MWEBV processed 0.07
Host match processed 6.4
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.67
Global aperture photometry processed 3.97
Validate global photometry processed 11.17
Global host SED inference processed 489.38
Local aperture photometry processed 4.1
Validate local photometry processed 0.02
Local host SED inference processed 646.81
 

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) = 17h19m58.64s, 7d44m47.57s
semi major axis, semi minor axis (arcsec) = 1.57, 1.57
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 162.89 0.47 18.370 0.003 AB
PanSTARRS_r 288.88 0.59 17.748 0.002 AB
PanSTARRS_i 358.57 0.5 17.514 0.002 AB
PanSTARRS_z 444.66 1.14 17.280 0.003 AB
PanSTARRS_y 492.44 3.25 17.169 0.007 AB

Aperture details

RA, DEC (J2000) = 17h19m58.60s, 7d44m47.97s
semi major axis, semi minor axis (arcsec) = 9.02, 7.96
angle (degrees, anti-clockwise from east) = -99.5

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 39.4 7.37 19.911 0.203 AB
GALEX_NUV 67.49 3.32 19.327 0.053 AB
PanSTARRS_g 764.72 2.07 16.691 0.003 AB
PanSTARRS_r 1355.69 2.61 16.070 0.002 AB
PanSTARRS_i 1784.34 2.41 15.771 0.001 AB
PanSTARRS_z 2181.57 5.55 15.553 0.003 AB
PanSTARRS_y 2605.62 17.29 15.360 0.007 AB
2MASS_J 2820.51 226.43 14.379 0.087 Vega
2MASS_H 3608.61 361.04 13.639 0.109 Vega
2MASS_K 3398.18 386.45 13.234 0.123 Vega
WISE_W1 1662.1 36.18 13.149 0.024 Vega
WISE_W3 4777.27 118.95 9.528 0.027 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.733 9.846 9.955
{\rm log}_{10}({\rm SFR}) -2.044 -0.915 -0.040
{\rm log}_{10}({\rm sSFR}) -11.975 -10.792 -9.949
{\rm stellar\ age} 3.821 6.358 7.814

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.617 -1.018 -0.675
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.666 -0.926 0.020

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.106 0.315 0.678
\delta -0.705 -0.289 0.200
\tau_1/\tau_2 0.688 1.057 1.435
Q_{PAH} 1.508 3.664 5.766
U_{min} 3.171 8.764 16.196
{\rm log}_{10}(\gamma_e)\, -3.096 -1.670 -0.422

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.336 -1.255 -0.646
{\rm log}_{10}(\tau_{AGN})\, 0.951 1.455 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.645 -1.356 -0.784
0.03-0.10 Gyr -2.305 -0.842 0.105
0.10-0.33 Gyr -1.179 -0.180 0.341
0.33-1.08 Gyr -0.753 -0.094 0.319
1.08-3.53 Gyr -0.737 -0.081 0.210
3.53-11.59 Gyr -0.817 -0.104 0.102
11.59-12.87 Gyr -1.106 -0.114 0.461

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.518 10.584 10.682
{\rm log}_{10}({\rm SFR}) 0.150 0.626 1.077
{\rm log}_{10}({\rm sSFR}) -10.456 -9.948 -9.493
{\rm stellar\ age} 6.404 7.387 9.699

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.702 -0.494 -0.351
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.053 0.157 0.396

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.076 0.159 0.282
\delta -0.858 -0.534 -0.063
\tau_1/\tau_2 0.641 1.049 1.447
Q_{PAH} 0.586 1.714 3.399
U_{min} 2.698 7.695 14.924
{\rm log}_{10}(\gamma_e)\, -2.816 -1.528 -0.646

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.573 -1.483 -1.034
{\rm log}_{10}(\tau_{AGN})\, 1.327 1.677 1.933

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.477 -0.274 0.104
0.03-0.10 Gyr 0.232 0.766 1.235
0.10-0.33 Gyr -0.051 0.682 0.958
0.33-1.08 Gyr -0.719 0.323 0.620
1.08-3.53 Gyr -0.560 0.369 0.662
3.53-11.59 Gyr 0.290 0.670 0.807
11.59-12.87 Gyr 0.286 0.872 1.575