2025hhe

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Information

Transient

Name: AT2025hhe
Right ascension: 16h02m14.21s
Declination: 28d53m42.62s
Discovery Date: Feb. 22, 2025, 2:29 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name: 2025hhe
Right ascension: 16h02m14.19s
Declination: 28d53m41.38s
Redshift: None
Photometric Redshift: 0.128
 

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 1.59
Cutout download processed 18.18
Global aperture construction processed 0.68
Local aperture photometry processed 6.66
Global aperture photometry processed 7.23
Validate local photometry no valid phot 0.03
Validate global photometry processed 18.72
Host information processed 0.15
Global host SED inference processed 424.34
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.06
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) = 16h02m14.21s, 28d53m42.62s
semi major axis, semi minor axis (arcsec) = 0.88, 0.88
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Aperture details

RA, DEC (J2000) = 16h02m14.18s, 28d53m41.55s
semi major axis, semi minor axis (arcsec) = 4.35, 3.08
angle (degrees, anti-clockwise from east) = -144.45

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 18.59 2.93 20.727 0.171 AB
SDSS_g 46.35 2.0 19.735 0.047 AB
DES_g 43.97 0.36 19.792 0.009 AB
PanSTARRS_g 45.39 1.02 19.758 0.024 AB
SDSS_r 57.4 2.45 19.503 0.046 AB
PanSTARRS_r 59.31 1.0 19.467 0.018 AB
DES_r 63.59 0.8 19.391 0.014 AB
SDSS_i 63.46 3.1 19.394 0.053 AB
PanSTARRS_i 75.51 1.14 19.205 0.016 AB
PanSTARRS_z 70.35 2.6 19.282 0.040 AB
SDSS_z 81.48 9.28 19.122 0.124 AB
DES_z 76.92 1.59 19.185 0.022 AB
PanSTARRS_y 81.29 5.89 19.125 0.079 AB
2MASS_J 146.04 104.76 17.594 0.779 Vega
2MASS_H -54.98 151.06 Vega
2MASS_K 282.79 178.4 15.934 0.685 Vega
WISE_W1 42.72 6.29 17.124 0.160 Vega
WISE_W2 24.04 11.54 17.109 0.521 Vega
WISE_W3 -44.51 41.46 Vega
WISE_W4 292.61 326.38 11.114 1.211 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.006 9.177 9.368
{\rm log}_{10}({\rm SFR}) -0.953 -0.206 0.370
{\rm log}_{10}({\rm sSFR}) -10.163 -9.396 -8.737
{\rm stellar\ age} 0.310 1.337 4.013

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.410 -0.559 -0.089
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.678 -0.567 0.260

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.161 0.276 0.458
\delta -0.766 -0.417 0.016
\tau_1/\tau_2 0.652 1.150 1.586
Q_{PAH} 0.839 2.421 4.391
U_{min} 2.887 8.306 16.164
{\rm log}_{10}(\gamma_e)\, -2.800 -1.697 -0.609

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.707 -1.654 -0.783
{\rm log}_{10}(\tau_{AGN})\, 1.114 1.519 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.966 -0.469 -0.203
0.03-0.10 Gyr -1.494 -0.139 0.506
0.10-0.32 Gyr -0.183 0.429 0.749
0.32-1.04 Gyr -1.918 -0.201 0.314
1.04-3.38 Gyr -3.703 -1.453 -0.565
3.38-10.91 Gyr -4.542 -1.823 -0.867
10.91-12.12 Gyr -4.823 -1.802 -0.748