2025hdf

Download data

Information

Transient

Name: AT2025hdf
Right ascension: 15h40m00.60s
Declination: 64d32m01.94s
Discovery Date: April 6, 2025, 7:49 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.023

Host

Name: 2025hdf
Right ascension: 15h40m00.50s
Declination: 64d32m04.29s
Redshift: None
Photometric Redshift: 0.142
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 1.91
Cutout download processed 14.47
Global aperture construction processed 0.73
Local aperture photometry processed 5.55
Global aperture photometry processed 5.68
Validate local photometry no valid phot 0.02
Validate global photometry processed 16.54
Host information processed 0.08
Global host SED inference processed 401.09
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
Host MWEBV processed 0.14
Log transient processing status blocked 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) = 15h40m00.60s, 64d32m01.94s
semi major axis, semi minor axis (arcsec) = 0.8, 0.8
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) = 15h40m00.54s, 64d32m04.49s
semi major axis, semi minor axis (arcsec) = 7.72, 5.72
angle (degrees, anti-clockwise from east) = -52.04

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.42 2.5 22.066 0.502 AB
GALEX_NUV 7.53 2.68 21.709 0.387 AB
SDSS_u 16.3 5.65 20.870 0.377 AB
SDSS_g 182.72 3.97 18.246 0.024 AB
PanSTARRS_g 185.37 2.01 18.230 0.012 AB
SDSS_r 378.24 5.73 17.456 0.016 AB
PanSTARRS_r 372.98 2.33 17.471 0.007 AB
SDSS_i 560.34 7.88 17.029 0.015 AB
PanSTARRS_i 555.24 2.87 17.039 0.006 AB
PanSTARRS_z 685.88 4.28 16.809 0.007 AB
SDSS_z 722.22 19.4 16.753 0.029 AB
PanSTARRS_y 758.07 10.53 16.701 0.015 AB
2MASS_J 1056.72 172.54 15.445 0.177 Vega
2MASS_H 1678.74 270.91 14.470 0.175 Vega
2MASS_K 1301.04 266.09 14.276 0.222 Vega
WISE_W1 706.06 12.06 14.079 0.019 Vega
WISE_W2 511.54 15.99 13.789 0.034 Vega
WISE_W3 1527.6 43.29 10.766 0.031 Vega
WISE_W4 2549.54 335.33 8.764 0.143 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})\, 10.606 10.732 10.861
{\rm log}_{10}({\rm SFR}) -0.380 0.467 0.890
{\rm log}_{10}({\rm sSFR}) -11.198 -10.262 -9.790
{\rm stellar\ age} 3.030 5.283 6.908

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.763 -0.377 -0.155
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.716 -0.413 0.294

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.389 0.589 0.812
\delta -0.665 -0.366 -0.004
\tau_1/\tau_2 0.551 0.900 1.257
Q_{PAH} 0.548 1.773 3.908
U_{min} 2.188 6.816 14.058
{\rm log}_{10}(\gamma_e)\, -3.336 -2.181 -1.272

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.745 -2.216 -1.487
{\rm log}_{10}(\tau_{AGN})\, 0.959 1.353 1.793

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.283 0.539 0.793
0.03-0.10 Gyr -0.869 0.389 0.951
0.10-0.32 Gyr -0.789 0.595 1.115
0.32-1.04 Gyr -0.011 0.932 1.295
1.04-3.34 Gyr 0.569 0.980 1.241
3.34-10.76 Gyr 0.024 0.738 1.022
10.76-11.95 Gyr -0.448 0.611 1.219