2025udi

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Information

Transient

Name: AT2025udi
Right ascension: 21h51m19.39s
Declination: 39d15m05.26s
Discovery Date: Aug. 17, 2025, 6:47 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.284

Host

Name: 21511950+3915065
Right ascension: 21h51m19.50s
Declination: 39d15m06.59s
Redshift: 0.064835
Photometric Redshift: 0.065
 

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 4.58
Cutout download processed 15.99
Global aperture construction processed 0.69
Local aperture photometry processed 4.26
Global aperture photometry processed 3.94
Validate local photometry processed 0.02
Validate global photometry processed 10.2
Host information processed 0.18
Global host SED inference processed 584.92
Local host SED inference processed 460.81
Transient information processed 0.0
Transient MWEBV processed 0.03
Host MWEBV processed 0.03
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) = 21h51m19.39s, 39d15m05.26s
semi major axis, semi minor axis (arcsec) = 1.61, 1.61
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 82.8 0.45 19.105 0.006 AB
PanSTARRS_r 183.79 0.52 18.239 0.003 AB
PanSTARRS_i 314.88 0.65 17.655 0.002 AB
PanSTARRS_z 423.61 1.3 17.333 0.003 AB
PanSTARRS_y 549.68 3.07 17.050 0.006 AB

Aperture details

RA, DEC (J2000) = 21h51m19.45s, 39d15m06.54s
semi major axis, semi minor axis (arcsec) = 23.12, 8.96
angle (degrees, anti-clockwise from east) = -117.47

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 3214.11 3.84 15.132 0.001 AB
PanSTARRS_r 7350.79 4.31 14.234 0.001 AB
PanSTARRS_i 10902.31 5.47 13.806 0.001 AB
PanSTARRS_z 13820.75 11.2 13.549 0.001 AB
PanSTARRS_y 15949.12 27.16 13.393 0.002 AB
WISE_W2 6348.74 83.83 11.054 0.014 Vega
WISE_W3 22762.68 208.72 7.833 0.010 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})\, 9.873 10.067 10.178
{\rm log}_{10}({\rm SFR}) -1.073 -0.294 0.484
{\rm log}_{10}({\rm sSFR}) -11.125 -10.371 -9.543
{\rm stellar\ age} 2.342 6.346 8.131

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.207 -0.413 -0.044
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.497 -0.512 0.160

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.248 0.880 1.459
\delta -0.571 -0.144 0.148
\tau_1/\tau_2 0.625 0.988 1.365
Q_{PAH} 0.633 2.072 4.377
U_{min} 2.823 8.228 15.311
{\rm log}_{10}(\gamma_e)\, -3.287 -1.919 -0.670

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.118 -2.197 -0.342
{\rm log}_{10}(\tau_{AGN})\, 1.005 1.515 1.940

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.329 -0.523 -0.074
0.03-0.10 Gyr -1.362 -0.291 0.609
0.10-0.33 Gyr -1.122 -0.127 0.735
0.33-1.08 Gyr -1.007 -0.018 0.633
1.08-3.54 Gyr -1.310 -0.027 0.368
3.54-11.61 Gyr -1.465 0.022 0.303
11.61-12.90 Gyr -1.346 0.065 0.724

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.474 11.589 11.706
{\rm log}_{10}({\rm SFR}) -1.519 0.107 1.237
{\rm log}_{10}({\rm sSFR}) -13.036 -11.473 -10.312
{\rm stellar\ age} 6.595 7.889 11.895

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.749 -1.452 -1.120
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.568 -0.608 0.216

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.140 0.272 0.406
\delta -0.721 -0.272 0.191
\tau_1/\tau_2 0.522 1.001 1.500
Q_{PAH} 0.854 2.325 5.222
U_{min} 3.442 10.504 18.497
{\rm log}_{10}(\gamma_e)\, -2.934 -1.747 -0.803

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.910 -2.166 -1.294
{\rm log}_{10}(\tau_{AGN})\, 1.411 1.852 2.062

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.134 -0.926 0.323
0.03-0.10 Gyr -2.343 0.113 1.385
0.10-0.33 Gyr -2.478 0.047 1.414
0.33-1.08 Gyr -2.656 -0.460 1.040
1.08-3.54 Gyr -1.970 0.559 1.787
3.54-11.61 Gyr -0.335 1.583 1.880
11.61-12.90 Gyr -0.435 1.889 2.819