2025ahni

Download data

Information

Transient

Name: AT2025ahni
Right ascension: 23h26m40.28s
Declination: 15d26m45.81s
Discovery Date: Dec. 11, 2025, 3:57 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.048

Host

Name:
Right ascension: 23h26m40.26s
Declination: 15d26m45.35s
Redshift: None
Photometric Redshift: 0.178
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 11.49
Transient MWEBV processed 0.07
Host match processed 5.25
Host information processed 0.11
Host MWEBV processed 0.09
Global aperture construction processed 13.92
Global aperture photometry processed 7.28
Validate global photometry processed 2.45
Global host SED inference processed 480.77
Local aperture photometry processed 6.87
Validate local photometry no valid phot 0.03
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) = 23h26m40.28s, 15d26m45.81s
semi major axis, semi minor axis (arcsec) = 0.66, 0.66
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) = 23h26m40.26s, 15d26m45.26s
semi major axis, semi minor axis (arcsec) = 2.95, 2.13
angle (degrees, anti-clockwise from east) = 28.03

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 1.07 0.74 23.831 0.756 AB
GALEX_NUV 1.44 0.51 23.506 0.388 AB
SDSS_u 1.12 2.08 23.776 2.020 AB
SDSS_g 4.1 0.92 22.367 0.244 AB
DES_g 3.78 0.18 22.455 0.052 AB
PanSTARRS_g 2.58 0.56 22.873 0.234 AB
SDSS_r 1.72 1.18 23.311 0.743 AB
PanSTARRS_r 3.93 0.59 22.415 0.163 AB
DES_r 4.23 0.33 22.334 0.084 AB
PanSTARRS_i 5.03 0.76 22.145 0.164 AB
PanSTARRS_z 3.67 1.61 22.488 0.476 AB
SDSS_z 6.85 6.56 21.811 1.039 AB
DES_z 3.6 0.72 22.508 0.215 AB
PanSTARRS_y 1.01 3.25 23.892 3.509 AB
2MASS_J 41.43 83.63 18.962 2.192 Vega
2MASS_H -138.68 117.5 Vega
2MASS_K 44.05 169.01 17.952 4.165 Vega
WISE_W1 -2.69 6.62 Vega
WISE_W2 -4.95 11.78 Vega
WISE_W3 48.4 56.53 14.514 1.268 Vega
WISE_W4 64.76 375.11 12.752 6.288 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})\, 8.207 8.486 8.763
{\rm log}_{10}({\rm SFR}) -0.718 -0.225 0.418
{\rm log}_{10}({\rm sSFR}) -9.292 -8.643 -7.947
{\rm stellar\ age} 0.111 1.036 4.136

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.619 -0.945 -0.184
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.622 -0.627 0.180

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.338 0.728 1.371
\delta -0.348 0.009 0.253
\tau_1/\tau_2 0.700 1.177 1.601
Q_{PAH} 1.589 3.499 5.601
U_{min} 3.421 9.409 17.439
{\rm log}_{10}(\gamma_e)\, -3.022 -2.053 -0.951

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.935 -0.188 0.246
{\rm log}_{10}(\tau_{AGN})\, 0.952 1.321 1.680

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.359 -0.547 -0.073
0.03-0.10 Gyr -0.803 -0.194 0.554
0.10-0.32 Gyr -1.810 -0.529 0.042
0.32-1.02 Gyr -3.940 -1.598 -0.687
1.02-3.25 Gyr -6.083 -2.483 -1.309
3.25-10.39 Gyr -6.764 -2.722 -1.503
10.39-11.54 Gyr -6.929 -2.690 -1.432