2025hzn

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Information

Transient

Name: AT2025hzn
Right ascension: 8h15m23.91s
Declination: 3d14m23.61s
Discovery Date: April 22, 2025, 12:50 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name: 2025hzn
Right ascension: 8h15m23.91s
Declination: 3d14m26.30s
Redshift: None
Photometric Redshift: 0.118
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.56
Transient MWEBV processed 0.06
Host match processed 2.22
Host information processed 0.09
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry processed 6.72
Validate global photometry processed 19.12
Global host SED inference processed 390.72
Local aperture photometry processed 6.32
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

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) = 8h15m23.91s, 3d14m23.61s
semi major axis, semi minor axis (arcsec) = 0.94, 0.94
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) = 8h15m23.92s, 3d14m26.32s
semi major axis, semi minor axis (arcsec) = 6.92, 5.01
angle (degrees, anti-clockwise from east) = -95.56

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.74 2.2 21.429 0.245 AB
GALEX_NUV 14.88 0.1 20.969 0.007 AB
SDSS_u 40.47 4.32 19.882 0.116 AB
SDSS_g 153.23 3.64 18.437 0.026 AB
DES_g 158.43 0.78 18.400 0.005 AB
PanSTARRS_g 176.14 1.43 18.285 0.009 AB
SDSS_r 267.74 4.89 17.831 0.020 AB
PanSTARRS_r 257.02 1.43 17.875 0.006 AB
DES_r 280.57 1.62 17.780 0.006 AB
SDSS_i 348.09 6.27 17.546 0.020 AB
PanSTARRS_i 348.07 2.08 17.546 0.006 AB
PanSTARRS_z 385.29 4.19 17.436 0.012 AB
SDSS_z 400.5 14.79 17.393 0.040 AB
PanSTARRS_y 433.92 12.03 17.306 0.030 AB
2MASS_J 333.5 172.07 16.697 0.560 Vega
2MASS_H 848.46 215.81 15.211 0.276 Vega
2MASS_K 344.83 312.84 15.718 0.985 Vega
WISE_W1 220.88 17.15 15.341 0.084 Vega
WISE_W2 164.22 20.78 15.022 0.137 Vega
WISE_W3 357.29 102.18 12.343 0.310 Vega
WISE_W4 194.95 484.4 11.555 2.698 Vega
 

Imaging data

Click the image to load the interactive plot.


 

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})\, 10.103 10.175 10.238
{\rm log}_{10}({\rm SFR}) -0.523 -0.240 0.047
{\rm log}_{10}({\rm sSFR}) -10.716 -10.409 -10.115
{\rm stellar\ age} 3.861 5.287 6.284

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.159 -0.884 -0.637
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.542 -0.234 0.252

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.131 0.207 0.327
\delta -0.820 -0.565 -0.278
\tau_1/\tau_2 0.790 1.100 1.406
Q_{PAH} 0.450 1.435 3.278
U_{min} 2.468 7.165 13.837
{\rm log}_{10}(\gamma_e)\, -2.616 -1.599 -0.694

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.925 -2.445 -1.491
{\rm log}_{10}(\tau_{AGN})\, 1.067 1.527 1.867

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.484 -0.246 -0.037
0.03-0.10 Gyr -0.670 -0.247 0.104
0.10-0.32 Gyr -0.283 0.163 0.485
0.32-1.05 Gyr 0.319 0.567 0.746
1.05-3.40 Gyr 0.244 0.465 0.658
3.40-11.01 Gyr -0.145 0.210 0.373
11.01-12.23 Gyr -0.637 0.105 0.545