2025yhi

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Information

Transient

Name: AT2025yhi
Right ascension: 9h30m30.58s
Declination: 16d21m59.00s
Discovery Date: Sept. 22, 2025, 10:07 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name: 26990
Right ascension: 9h30m28.92s
Declination: 16d21m43.71s
Redshift: 0.028810
Photometric Redshift:
 

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 4.05
Cutout download processed 17.86
Global aperture construction processed 0.65
Local aperture photometry processed 5.83
Global aperture photometry processed 5.41
Validate local photometry processed 0.03
Validate global photometry processed 16.47
Host information processed 0.12
Global host SED inference processed 418.45
Local host SED inference processed 523.48
Transient information processed 0.0
Transient MWEBV processed 0.1
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) = 9h30m30.58s, 16d21m59.00s
semi major axis, semi minor axis (arcsec) = 3.46, 3.46
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 6.54 3.07 21.861 0.509 AB
SDSS_g -0.2 1.15 AB
DES_g 2.29 0.25 23.001 0.121 AB
PanSTARRS_g 2.39 0.95 22.956 0.431 AB
SDSS_r 1.89 1.7 23.207 0.977 AB
PanSTARRS_r 9.07 1.41 21.506 0.169 AB
DES_r 1.75 0.58 23.291 0.358 AB
SDSS_i 0.08 2.65 26.666 36.782 AB
PanSTARRS_i 4.69 1.34 22.221 0.310 AB
PanSTARRS_z -2.63 2.61 AB
SDSS_z 5.14 7.88 22.122 1.663 AB
DES_z 1.45 1.13 23.493 0.846 AB
PanSTARRS_y -4.67 5.98 AB
2MASS_J 2.29 69.28 22.107 32.897 Vega
2MASS_H -12.17 98.94 Vega
2MASS_K -104.68 114.71 Vega

Aperture details

RA, DEC (J2000) = 9h30m28.89s, 16d21m43.57s
semi major axis, semi minor axis (arcsec) = 27.17, 13.87
angle (degrees, anti-clockwise from east) = 0.08

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 107.52 7.89 18.821 0.080 AB
SDSS_u 910.78 18.36 16.501 0.022 AB
PanSTARRS_g 3031.01 5.39 15.196 0.002 AB
SDSS_r 5492.28 21.29 14.551 0.004 AB
PanSTARRS_r 5076.63 8.37 14.636 0.002 AB
SDSS_i 7818.93 27.21 14.167 0.004 AB
PanSTARRS_z 9816.55 14.52 13.920 0.002 AB
SDSS_z 10687.06 51.27 13.828 0.005 AB
DES_z 10543.38 21.33 13.843 0.002 AB
PanSTARRS_y 12536.82 33.49 13.655 0.003 AB
2MASS_J 15118.25 394.61 12.556 0.028 Vega
2MASS_H 20917.78 561.71 11.731 0.029 Vega
2MASS_K 19119.24 651.67 11.359 0.037 Vega
WISE_W1 11791.32 74.55 11.022 0.007 Vega
WISE_W2 8068.92 86.12 10.794 0.012 Vega
WISE_W3 53722.75 371.63 6.901 0.008 Vega
WISE_W4 72847.04 3217.41 5.124 0.048 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})\, 6.264 6.950 7.347
{\rm log}_{10}({\rm SFR}) -2.569 -2.183 -1.832
{\rm log}_{10}({\rm sSFR}) -9.763 -9.118 -8.091
{\rm stellar\ age} 1.111 6.225 8.139

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.954 -0.247 0.045
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.969 -0.716 -0.450

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.706 1.131 1.707
\delta -0.183 0.135 0.304
\tau_1/\tau_2 0.353 0.719 1.172
Q_{PAH} 1.091 2.986 5.494
U_{min} 3.352 8.915 16.642
{\rm log}_{10}(\gamma_e)\, -2.714 -1.495 -0.457

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.210 -0.318 0.200
{\rm log}_{10}(\tau_{AGN})\, 1.178 1.621 1.979

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.243 -1.810 -1.422
0.03-0.10 Gyr -4.841 -3.048 -2.197
0.10-0.33 Gyr -5.348 -3.288 -2.532
0.33-1.10 Gyr -5.641 -3.354 -2.733
1.10-3.63 Gyr -5.783 -3.250 -2.671
3.63-12.03 Gyr -5.422 -3.155 -2.599
12.03-13.37 Gyr -5.558 -3.134 -2.311

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.348 10.529 10.653
{\rm log}_{10}({\rm SFR}) 0.117 0.837 1.472
{\rm log}_{10}({\rm sSFR}) -10.531 -9.679 -8.889
{\rm stellar\ age} 4.720 6.612 7.955

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.548 -0.271 -0.009
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.121 -0.268 0.202

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.730 0.919 1.255
\delta -0.208 -0.113 0.157
\tau_1/\tau_2 0.548 0.907 1.267
Q_{PAH} 1.306 2.764 4.620
U_{min} 2.159 6.593 13.576
{\rm log}_{10}(\gamma_e)\, -3.476 -2.415 -1.671

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.865 -1.435 -1.056
{\rm log}_{10}(\tau_{AGN})\, 1.305 1.734 2.020

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.419 -0.147 0.332
0.03-0.10 Gyr 0.166 0.976 1.630
0.10-0.33 Gyr -0.157 0.689 1.025
0.33-1.10 Gyr -0.365 0.503 0.770
1.10-3.63 Gyr 0.031 0.573 0.835
3.63-12.03 Gyr -0.063 0.549 0.755
12.03-13.37 Gyr -0.265 0.569 1.116