2025aahd

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Information

Transient

Name: AT2025aahd
Right ascension: 23h03m01.06s
Declination: -2d03m16.79s
Discovery Date: Oct. 13, 2025, 6:42 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.055

Host

Name:
Right ascension: 23h03m01.06s
Declination: -2d03m16.04s
Redshift: None
Photometric Redshift: 0.132
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.32
Transient MWEBV processed 0.1
Host match processed 5.9
Host information processed 0.11
Host MWEBV processed 0.05
Global aperture construction processed 2.79
Global aperture photometry processed 5.11
Validate global photometry processed 14.55
Global host SED inference processed 506.25
Local aperture photometry processed 4.96
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) = 23h03m01.06s, -2d03m16.79s
semi major axis, semi minor axis (arcsec) = 0.85, 0.85
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) = 23h03m01.03s, -2d03m15.80s
semi major axis, semi minor axis (arcsec) = 2.38, 1.68
angle (degrees, anti-clockwise from east) = -110.59

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.68 0.9 23.336 0.580 AB
GALEX_NUV 2.17 1.13 23.057 0.562 AB
SDSS_u 0.66 2.13 24.356 3.512 AB
SDSS_g 5.03 0.85 22.145 0.184 AB
PanSTARRS_g 4.5 0.46 22.267 0.111 AB
SDSS_r 6.84 1.26 21.813 0.199 AB
PanSTARRS_r 5.65 0.47 22.020 0.091 AB
SDSS_i 11.02 1.83 21.295 0.181 AB
PanSTARRS_i 5.4 0.69 22.070 0.138 AB
PanSTARRS_z 7.98 1.22 21.646 0.166 AB
SDSS_z -0.97 7.21 AB
PanSTARRS_y 5.42 2.79 22.066 0.559 AB
2MASS_J 118.65 95.38 17.819 0.873 Vega
2MASS_H -152.22 142.18 Vega
2MASS_K -51.53 153.65 Vega
WISE_W1 23.8 6.72 17.759 0.307 Vega
WISE_W2 14.25 9.71 17.676 0.740 Vega
WISE_W3 14.92 45.27 15.792 3.295 Vega
WISE_W4 -313.11 452.54 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})\, 8.145 8.444 8.677
{\rm log}_{10}({\rm SFR}) -2.020 -0.643 0.136
{\rm log}_{10}({\rm sSFR}) -10.589 -9.080 -7.951
{\rm stellar\ age} 0.122 0.708 4.839

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.425 -0.541 0.014
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.513 -0.828 -0.041

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.372 0.842 1.411
\delta -0.297 0.041 0.268
\tau_1/\tau_2 0.542 1.034 1.539
Q_{PAH} 1.491 3.437 5.472
U_{min} 3.745 10.693 18.774
{\rm log}_{10}(\gamma_e)\, -2.922 -1.876 -0.863

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.994 -0.440 0.102
{\rm log}_{10}(\tau_{AGN})\, 1.087 1.408 1.783

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.079 -1.950 -0.900
0.03-0.10 Gyr -2.200 -0.533 0.295
0.10-0.32 Gyr -2.159 -0.539 0.117
0.32-1.04 Gyr -4.439 -1.817 -0.699
1.04-3.36 Gyr -7.203 -3.224 -1.257
3.36-10.86 Gyr -8.093 -3.630 -1.483
10.86-12.07 Gyr -8.481 -3.389 -1.304