2025ackc

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Information

Transient

Name: AT2025ackc
Right ascension: 2h21m39.40s
Declination: 4d35m21.53s
Discovery Date: Oct. 18, 2025, 4:29 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.027

Host

Name:
Right ascension: 2h21m39.40s
Declination: 4d35m21.98s
Redshift: None
Photometric Redshift: 0.198
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 10.83
Transient MWEBV processed 0.04
Host match processed 5.4
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 6.53
Validate global photometry processed 15.91
Global host SED inference processed 431.36
Local aperture photometry processed 6.14
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) = 2h21m39.40s, 4d35m21.53s
semi major axis, semi minor axis (arcsec) = 0.61, 0.61
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) = 2h21m39.40s, 4d35m22.26s
semi major axis, semi minor axis (arcsec) = 6.56, 4.96
angle (degrees, anti-clockwise from east) = -128.59

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 23.88 1.75 20.455 0.079 AB
PanSTARRS_r 276.18 1.59 17.797 0.006 AB
SDSS_i 386.99 6.49 17.431 0.018 AB
PanSTARRS_i 381.34 1.54 17.447 0.004 AB
DES_z 294.35 2.37 17.728 0.009 AB
PanSTARRS_y 504.66 9.25 17.143 0.020 AB
2MASS_H 557.02 251.75 15.668 0.491 Vega
2MASS_K 156.26 253.6 16.578 1.762 Vega
WISE_W1 260.93 19.72 15.160 0.082 Vega
WISE_W2 234.95 22.82 14.634 0.105 Vega
WISE_W3 603.63 59.4 11.774 0.107 Vega
WISE_W4 755.26 428.19 10.085 0.616 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})\, 10.051 10.240 10.382
{\rm log}_{10}({\rm SFR}) 0.642 0.940 1.279
{\rm log}_{10}({\rm sSFR}) -9.702 -9.288 -8.830
{\rm stellar\ age} 0.586 1.701 3.858

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.439 -0.130 0.063
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.102 0.002 0.115

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.159 0.232 0.315
\delta -0.891 -0.687 -0.386
\tau_1/\tau_2 0.383 0.740 1.121
Q_{PAH} 0.353 0.927 1.899
U_{min} 2.267 6.582 13.413
{\rm log}_{10}(\gamma_e)\, -3.600 -2.885 -1.715

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.146 -2.952 -1.910
{\rm log}_{10}(\tau_{AGN})\, 1.036 1.501 1.929

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.997 1.149 1.284
0.03-0.10 Gyr -0.048 0.774 1.300
0.10-0.32 Gyr 0.333 1.095 1.550
0.32-1.01 Gyr 0.186 1.134 1.431
1.01-3.21 Gyr -1.661 0.039 0.707
3.21-10.20 Gyr -2.608 -0.555 0.247
10.20-11.33 Gyr -2.788 -0.653 0.314