2025acah

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Information

Transient

Name: AT2025acah
Right ascension: 2h36m06.09s
Declination: -1d21m10.31s
Discovery Date: Oct. 29, 2025, 8:03 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.026

Host

Name:
Right ascension: 2h36m06.13s
Declination: -1d21m10.41s
Redshift: None
Photometric Redshift: 0.141
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 20.31
Transient MWEBV processed 0.07
Host match processed 6.06
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.4
Validate global photometry processed 18.15
Global host SED inference processed 412.89
Local aperture photometry processed 6.28
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) = 2h36m06.09s, -1d21m10.31s
semi major axis, semi minor axis (arcsec) = 0.81, 0.81
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) = 2h36m06.11s, -1d21m10.23s
semi major axis, semi minor axis (arcsec) = 5.33, 4.23
angle (degrees, anti-clockwise from east) = -167.87

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.01 0.54 23.144 0.290 AB
GALEX_NUV 0.87 0.46 24.047 0.567 AB
SDSS_u 28.11 3.94 20.278 0.152 AB
SDSS_g 90.99 2.84 19.003 0.034 AB
DES_g 89.28 0.63 19.023 0.008 AB
PanSTARRS_g 93.2 1.34 18.976 0.016 AB
SDSS_r 210.68 4.48 18.091 0.023 AB
PanSTARRS_r 212.66 1.26 18.081 0.006 AB
DES_r 231.37 1.19 17.989 0.006 AB
SDSS_i 311.8 6.07 17.665 0.021 AB
PanSTARRS_i 318.09 1.73 17.644 0.006 AB
PanSTARRS_z 398.03 3.09 17.400 0.008 AB
SDSS_z 436.37 15.01 17.300 0.037 AB
DES_z 394.04 4.08 17.411 0.011 AB
PanSTARRS_y 472.52 8.15 17.214 0.019 AB
2MASS_J 556.27 109.53 16.142 0.214 Vega
2MASS_H 678.84 150.71 15.453 0.241 Vega
2MASS_K 453.84 213.76 15.420 0.511 Vega
WISE_W1 308.51 13.07 14.978 0.046 Vega
WISE_W2 224.48 15.8 14.683 0.076 Vega
WISE_W3 -2.55 45.91 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})\, 10.588 10.637 10.732
{\rm log}_{10}({\rm SFR}) -0.374 0.115 0.503
{\rm log}_{10}({\rm sSFR}) -11.011 -10.514 -10.141
{\rm stellar\ age} 6.969 7.721 10.730

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.793 -0.574 -0.407
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.233 -0.501 -0.094

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.244 0.366 0.522
\delta -0.888 -0.683 -0.424
\tau_1/\tau_2 0.606 1.055 1.500
Q_{PAH} 0.449 1.694 3.855
U_{min} 2.937 7.831 15.015
{\rm log}_{10}(\gamma_e)\, -3.039 -2.010 -0.915

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.870 -2.311 -1.607
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.404 1.794

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.098 0.225 0.463
0.03-0.10 Gyr -0.883 0.049 0.539
0.10-0.32 Gyr -1.649 -0.347 0.176
0.32-1.04 Gyr -2.059 -0.548 0.003
1.04-3.34 Gyr -1.494 -0.150 0.435
3.34-10.77 Gyr 0.111 0.812 0.934
10.77-11.97 Gyr 0.562 1.111 1.844