2025unh

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Information

Transient

Name: AT2025unh
Right ascension: 17h21m58.47s
Declination: 52d32m32.05s
Discovery Date: Aug. 18, 2025, 9:02 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name:
Right ascension: 17h21m58.41s
Declination: 52d32m31.34s
Redshift: None
Photometric Redshift: 0.173
 

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 5.64
Cutout download processed 36.93
Global aperture construction processed 0.65
Local aperture photometry processed 6.3
Global aperture photometry processed 5.39
Validate local photometry no valid phot 0.03
Validate global photometry processed 15.37
Host information processed 0.15
Global host SED inference processed 404.76
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) = 17h21m58.47s, 52d32m32.05s
semi major axis, semi minor axis (arcsec) = 0.68, 0.68
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) = 17h21m58.39s, 52d32m31.56s
semi major axis, semi minor axis (arcsec) = 4.77, 4.22
angle (degrees, anti-clockwise from east) = -82.33

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.14 2.96 21.497 0.352 AB
GALEX_NUV 10.24 1.49 21.374 0.158 AB
SDSS_u 35.01 3.26 20.040 0.101 AB
SDSS_g 120.48 3.06 18.698 0.028 AB
DES_g 131.36 1.02 18.604 0.008 AB
PanSTARRS_g 143.19 0.83 18.510 0.006 AB
SDSS_r 285.84 4.74 17.760 0.018 AB
PanSTARRS_r 299.59 1.39 17.709 0.005 AB
SDSS_i 419.2 6.07 17.344 0.016 AB
PanSTARRS_i 436.94 1.34 17.299 0.003 AB
PanSTARRS_z 550.5 3.35 17.048 0.007 AB
SDSS_z 521.1 13.37 17.108 0.028 AB
DES_z 576.99 5.51 16.997 0.010 AB
PanSTARRS_y 623.42 8.23 16.913 0.014 AB
2MASS_J 760.46 104.46 15.802 0.149 Vega
2MASS_H 1149.03 155.21 14.882 0.147 Vega
2MASS_K 1503.28 208.19 14.120 0.150 Vega
WISE_W1 465.68 12.4 14.531 0.029 Vega
WISE_W2 399.0 13.93 14.059 0.038 Vega
WISE_W3 308.68 35.64 12.502 0.125 Vega
WISE_W4 473.8 296.47 10.591 0.679 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})\, 10.888 10.923 10.960
{\rm log}_{10}({\rm SFR}) 0.111 0.392 0.654
{\rm log}_{10}({\rm sSFR}) -10.822 -10.531 -10.269
{\rm stellar\ age} 6.513 7.023 8.064

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.560 -0.351 -0.200
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.652 -0.081 0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.141 0.215 0.333
\delta -0.819 -0.559 -0.248
\tau_1/\tau_2 0.755 1.106 1.469
Q_{PAH} 0.533 1.370 2.802
U_{min} 2.277 6.579 13.875
{\rm log}_{10}(\gamma_e)\, -3.062 -2.268 -1.191

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.836 -1.757 -1.360
{\rm log}_{10}(\tau_{AGN})\, 1.016 1.327 1.741

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.020 0.279 0.493
0.03-0.10 Gyr 0.076 0.433 0.734
0.10-0.32 Gyr -0.027 0.323 0.597
0.32-1.02 Gyr -0.086 0.293 0.543
1.02-3.27 Gyr 0.175 0.652 0.926
3.27-10.44 Gyr 1.013 1.152 1.231
10.44-11.60 Gyr 0.852 1.259 1.702