2025ryu

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Information

Transient

Name: AT2025ryu
Right ascension: 18h14m37.51s
Declination: 29d07m38.52s
Discovery Date: July 20, 2025, 6:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.071

Host

Name:
Right ascension: 18h14m37.40s
Declination: 29d07m37.30s
Redshift: None
Photometric Redshift: 0.128
 

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
no valid phot
 status
Local host SED inference
Local host SED inference
not 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 7.45
Cutout download processed 27.07
Global aperture construction processed 2.76
Local aperture photometry processed 5.38
Global aperture photometry processed 4.86
Validate local photometry no valid phot 0.02
Validate global photometry processed 14.03
Host information processed 0.15
Global host SED inference processed 424.7
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.05
Processing status blocked 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) = 18h14m37.51s, 29d07m38.52s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
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) = 18h14m37.39s, 29d07m37.43s
semi major axis, semi minor axis (arcsec) = 3.84, 2.53
angle (degrees, anti-clockwise from east) = -13.78

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.21 1.43 22.635 0.484 AB
GALEX_NUV 1.88 1.49 23.216 0.861 AB
DES_g 11.41 0.35 21.257 0.033 AB
PanSTARRS_g 11.88 0.58 21.213 0.053 AB
PanSTARRS_r 10.7 0.9 21.326 0.091 AB
DES_r 16.03 0.7 20.888 0.047 AB
PanSTARRS_i 20.18 0.9 20.637 0.048 AB
PanSTARRS_z 20.29 2.19 20.632 0.117 AB
DES_z 17.73 2.78 20.778 0.170 AB
PanSTARRS_y 16.36 4.52 20.865 0.300 AB
2MASS_J 5.53 90.23 21.149 17.721 Vega
2MASS_H -32.01 115.69 Vega
2MASS_K -128.25 184.12 Vega
WISE_W1 19.92 12.58 17.953 0.686 Vega
WISE_W2 25.48 13.88 17.045 0.591 Vega
WISE_W3 2.59 48.82 17.694 20.483 Vega
WISE_W4 -178.95 391.98 Vega
 

Imaging data

 

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})\, 8.384 8.611 8.827
{\rm log}_{10}({\rm SFR}) -0.715 -0.232 0.284
{\rm log}_{10}({\rm sSFR}) -9.406 -8.835 -8.128
{\rm stellar\ age} 0.207 1.353 4.460

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.526 -0.967 -0.297
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.205 -0.013 0.248

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.275 0.592 0.970
\delta -0.592 -0.188 0.107
\tau_1/\tau_2 0.665 1.108 1.526
Q_{PAH} 1.549 3.843 5.707
U_{min} 3.221 9.381 16.768
{\rm log}_{10}(\gamma_e)\, -2.870 -1.650 -0.529

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.620 -1.573 -0.350
{\rm log}_{10}(\tau_{AGN})\, 0.976 1.395 1.900

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.707 -0.405 -0.165
0.03-0.10 Gyr -0.849 -0.185 0.406
0.10-0.32 Gyr -1.234 -0.311 0.126
0.32-1.04 Gyr -3.201 -1.101 -0.412
1.04-3.38 Gyr -4.649 -2.070 -1.139
3.38-10.91 Gyr -5.228 -2.400 -1.338
10.91-12.12 Gyr -5.307 -2.301 -1.192