2025udw

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Information

Transient

Name: AT2025udw
Right ascension: 23h03m34.75s
Declination: 1d19m32.28s
Discovery Date: Aug. 16, 2025, 8:51 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.053

Host

Name:
Right ascension: 23h03m34.75s
Declination: 1d19m31.56s
Redshift: None
Photometric Redshift: 0.147
 

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 7.1
Cutout download processed 23.42
Global aperture construction processed 2.91
Local aperture photometry processed 7.05
Global aperture photometry processed 6.45
Validate local photometry no valid phot 0.02
Validate global photometry processed 17.71
Host information processed 0.14
Global host SED inference processed 454.08
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 23h03m34.75s, 1d19m32.28s
semi major axis, semi minor axis (arcsec) = 0.78, 0.78
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) = 23h03m34.73s, 1d19m32.75s
semi major axis, semi minor axis (arcsec) = 3.7, 1.64
angle (degrees, anti-clockwise from east) = -50.18

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.36 0.43 23.568 0.345 AB
GALEX_NUV 1.05 0.44 23.849 0.455 AB
SDSS_u 7.92 2.21 21.653 0.303 AB
SDSS_g 4.84 1.18 22.189 0.264 AB
DES_g 5.09 0.13 22.132 0.027 AB
PanSTARRS_g 7.56 0.62 21.704 0.090 AB
SDSS_r 11.96 1.44 21.206 0.131 AB
PanSTARRS_r 8.26 0.66 21.608 0.087 AB
DES_r 7.91 0.19 21.654 0.026 AB
SDSS_i 9.47 1.86 21.459 0.213 AB
PanSTARRS_i 12.04 0.52 21.198 0.047 AB
PanSTARRS_z 8.94 1.65 21.521 0.201 AB
SDSS_z 16.56 6.54 20.852 0.429 AB
DES_z 9.08 0.53 21.505 0.063 AB
PanSTARRS_y 1.25 4.64 23.657 4.024 AB
2MASS_J -66.16 85.17 Vega
2MASS_H -11.62 134.61 Vega
2MASS_K -23.39 140.34 Vega
WISE_W1 10.23 7.49 18.676 0.795 Vega
WISE_W2 4.55 10.14 18.915 2.418 Vega
WISE_W3 -15.85 63.84 Vega
WISE_W4 71.67 381.18 12.642 5.774 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})\, 8.090 8.422 8.707
{\rm log}_{10}({\rm SFR}) -0.730 -0.412 -0.107
{\rm log}_{10}({\rm sSFR}) -9.336 -8.795 -8.224
{\rm stellar\ age} 0.430 3.065 5.482

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.242 -0.502 -0.023
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.697 -1.368 -0.134

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.245 0.436 0.794
\delta -0.557 -0.117 0.193
\tau_1/\tau_2 0.692 1.079 1.508
Q_{PAH} 1.216 3.105 5.129
U_{min} 3.059 8.317 15.787
{\rm log}_{10}(\gamma_e)\, -2.896 -1.889 -0.784

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.135 -0.513 0.000
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.389 1.734

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.604 -0.329 -0.035
0.03-0.10 Gyr -0.992 -0.491 -0.094
0.10-0.32 Gyr -1.467 -0.710 -0.280
0.32-1.03 Gyr -2.894 -1.360 -0.756
1.03-3.33 Gyr -3.645 -1.746 -1.153
3.33-10.70 Gyr -3.965 -1.943 -1.302
10.70-11.89 Gyr -3.952 -1.975 -1.180