2025hef

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Information

Transient

Name: AT2025hef
Right ascension: 15h27m08.79s
Declination: -26d34m00.49s
Discovery Date: April 4, 2025, 8:11 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.129

Host

Name: 2025hef
Right ascension: 15h27m09.32s
Declination: -26d34m07.54s
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 3.56
Cutout download processed 4.14
Global aperture construction processed 0.65
Local aperture photometry processed 3.99
Global aperture photometry processed 4.07
Validate local photometry no valid phot 0.02
Validate global photometry processed 11.52
Host information processed 0.09
Global host SED inference processed 429.65
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
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) = 15h27m08.79s, -26d34m00.49s
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

Aperture details

RA, DEC (J2000) = 15h27m09.29s, -26d34m07.69s
semi major axis, semi minor axis (arcsec) = 6.25, 3.45
angle (degrees, anti-clockwise from east) = -148.8

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 8.95 5.14 21.520 0.623 AB
GALEX_NUV 3.05 2.1 22.689 0.746 AB
PanSTARRS_g 90.41 1.61 19.010 0.019 AB
PanSTARRS_r 175.08 1.94 18.292 0.012 AB
PanSTARRS_i 278.47 1.99 17.788 0.008 AB
PanSTARRS_z 365.76 4.27 17.492 0.013 AB
PanSTARRS_y 412.46 7.58 17.362 0.020 AB
2MASS_J 678.55 166.6 15.926 0.267 Vega
2MASS_H 713.72 276.15 15.399 0.420 Vega
2MASS_K 731.99 253.8 14.901 0.376 Vega
WISE_W1 292.16 17.51 15.037 0.065 Vega
WISE_W2 189.21 19.5 14.869 0.112 Vega
WISE_W3 183.22 72.41 13.069 0.429 Vega
WISE_W4 46.76 531.86 13.105 12.349 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})\, 10.223 10.439 10.589
{\rm log}_{10}({\rm SFR}) -1.351 0.189 1.254
{\rm log}_{10}({\rm sSFR}) -11.872 -10.225 -9.079
{\rm stellar\ age} 1.870 4.868 6.934

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.436 -0.926 -0.597
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.477 -0.334 0.276

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.437 0.667 0.909
\delta -0.811 -0.570 -0.308
\tau_1/\tau_2 0.467 0.885 1.301
Q_{PAH} 0.319 1.004 2.712
U_{min} 2.712 7.960 15.427
{\rm log}_{10}(\gamma_e)\, -3.407 -2.511 -1.391

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.411 -3.417 -2.304
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.532 1.944

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.860 -0.779 -0.037
0.03-0.10 Gyr -1.761 0.290 1.411
0.10-0.32 Gyr -1.120 0.638 1.349
0.32-1.03 Gyr -1.342 0.601 1.132
1.03-3.33 Gyr -1.541 0.517 0.953
3.33-10.70 Gyr -1.825 0.261 0.697
10.70-11.89 Gyr -2.121 0.232 1.091