2025yym

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Information

Transient

Name: AT2025yym
Right ascension: 8h52m49.62s
Declination: 77d37m18.01s
Discovery Date: Sept. 30, 2025, 10:48 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name:
Right ascension: 8h52m49.12s
Declination: 77d37m20.46s
Redshift: None
Photometric Redshift: 0.109
 

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 5.06
Cutout download processed 2.61
Global aperture construction processed 0.65
Local aperture photometry processed 3.9
Global aperture photometry processed 3.98
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.77
Host information processed 0.12
Global host SED inference processed 385.79
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.09
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) = 8h52m49.62s, 77d37m18.01s
semi major axis, semi minor axis (arcsec) = 1.0, 1.0
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) = 8h52m49.05s, 77d37m20.75s
semi major axis, semi minor axis (arcsec) = 8.64, 6.75
angle (degrees, anti-clockwise from east) = -97.89

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 21.19 4.53 20.585 0.232 AB
GALEX_NUV 27.78 3.54 20.291 0.138 AB
PanSTARRS_g 199.91 2.11 18.148 0.011 AB
PanSTARRS_r 245.17 3.6 17.926 0.016 AB
PanSTARRS_i 404.88 2.53 17.382 0.007 AB
PanSTARRS_z 469.44 5.68 17.221 0.013 AB
PanSTARRS_y 546.3 18.55 17.056 0.037 AB
2MASS_J 684.05 165.16 15.917 0.262 Vega
2MASS_H 50.01 258.26 18.285 5.607 Vega
2MASS_K 1104.3 267.37 14.454 0.263 Vega
WISE_W1 309.46 16.35 14.975 0.057 Vega
WISE_W2 212.79 16.37 14.741 0.084 Vega
WISE_W3 673.67 70.16 11.655 0.113 Vega
WISE_W4 101.01 350.02 12.269 3.762 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})\, 10.238 10.287 10.337
{\rm log}_{10}({\rm SFR}) 0.117 0.355 0.613
{\rm log}_{10}({\rm sSFR}) -10.177 -9.928 -9.673
{\rm stellar\ age} 5.930 6.718 7.732

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.398 -0.264 -0.161
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.088 0.096 0.248

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.122 0.181 0.287
\delta -0.807 -0.510 -0.162
\tau_1/\tau_2 0.773 1.084 1.385
Q_{PAH} 0.409 1.169 2.435
U_{min} 2.223 6.730 13.457
{\rm log}_{10}(\gamma_e)\, -2.945 -1.801 -1.026

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.446 -3.334 -2.179
{\rm log}_{10}(\tau_{AGN})\, 1.048 1.544 1.909

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.000 0.141 0.268
0.03-0.10 Gyr 0.122 0.429 0.728
0.10-0.32 Gyr 0.133 0.401 0.605
0.32-1.05 Gyr -0.056 0.231 0.446
1.05-3.42 Gyr -0.035 0.249 0.448
3.42-11.11 Gyr 0.261 0.417 0.526
11.11-12.34 Gyr 0.056 0.507 0.936