2025ac

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Information

Transient

Name: AT2025ac
Right ascension: 11h48m04.79s
Declination: 25d33m30.67s
Discovery Date: Jan. 1, 2025, 11:43 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name: 2025ac
Right ascension: 11h48m04.95s
Declination: 25d33m35.87s
Redshift: 0.108920
Photometric Redshift: 0.145
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.12
Cutout download processed 23.01
Global aperture construction processed 0.81
Local aperture photometry processed 8.78
Global aperture photometry processed 8.89
Validate local photometry processed 0.03
Validate global photometry processed 24.25
Host information processed 0.11
Global host SED inference processed 628.84
Local host SED inference not enough filters 20.81
Transient information processed 0.0
Transient MWEBV processed 0.07
Host MWEBV processed 0.08
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) = 11h48m04.79s, 25d33m30.67s
semi major axis, semi minor axis (arcsec) = 1.01, 1.01
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux (μJy){\rm (\mu Jy)} Flux error (μJy){\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 14.17 0.83 21.022 0.064 AB

Aperture details

RA, DEC (J2000) = 11h48m05.00s, 25d33m35.31s
semi major axis, semi minor axis (arcsec) = 9.49, 6.7
angle (degrees, anti-clockwise from east) = -36.22

Filter Flux (μJy){\rm (\mu Jy)} Flux error (μJy){\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 27.03 5.31 20.320 0.213 AB
GALEX_NUV 27.29 3.94 20.310 0.157 AB
SDSS_u 86.33 6.09 19.060 0.077 AB
SDSS_g 287.95 4.94 17.752 0.019 AB
DES_g 302.35 1.2 17.699 0.004 AB
PanSTARRS_g 280.31 2.65 17.781 0.010 AB
SDSS_r 578.31 7.11 16.995 0.013 AB
PanSTARRS_r 603.71 2.46 16.948 0.004 AB
DES_r 641.79 2.69 16.882 0.005 AB
SDSS_i 864.21 10.04 16.558 0.013 AB
PanSTARRS_i 853.27 2.69 16.572 0.003 AB
PanSTARRS_z 1092.28 6.38 16.304 0.006 AB
SDSS_z 1093.44 23.85 16.303 0.024 AB
DES_z 1124.27 7.3 16.273 0.007 AB
PanSTARRS_y 1227.66 13.94 16.177 0.012 AB
2MASS_J 1791.72 209.67 14.872 0.127 Vega
2MASS_H 2019.46 349.47 14.269 0.188 Vega
2MASS_K 1839.47 308.16 13.900 0.182 Vega
WISE_W1 864.6 22.19 13.859 0.028 Vega
WISE_W2 530.78 25.57 13.749 0.052 Vega
WISE_W3 880.63 107.8 11.364 0.133 Vega
WISE_W4 772.2 660.91 10.061 0.929 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
log10(M/M){\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.843 10.905 10.965
log10(SFR){\rm log}_{10}({\rm SFR}) -0.079 0.231 0.551
log10(sSFR){\rm log}_{10}({\rm sSFR}) -10.993 -10.672 -10.331
stellar age{\rm stellar\ age} 7.845 10.454 11.605

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(Z/Z){\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.668 -0.473 -0.342
log10(Zgas/Z){\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.945 0.201 0.408

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
τ2\tau_2 0.133 0.215 0.352
δ\delta -0.439 -0.104 0.159
τ1/τ2\tau_1/\tau_2 0.588 1.001 1.473
QPAHQ_{PAH} 0.622 2.009 4.091
UminU_{min} 2.597 7.627 15.635
log10(γe){\rm log}_{10}(\gamma_e)\, -3.007 -1.798 -0.848

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
log10(fAGN){\rm log}_{10}(f_{AGN})\, -4.376 -3.414 -2.364
log10(τAGN){\rm log}_{10}(\tau_{AGN})\, 1.043 1.552 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.477 -0.022 0.186
0.03-0.10 Gyr -0.123 0.300 0.678
0.10-0.32 Gyr -1.969 -0.309 0.162
0.32-1.05 Gyr -3.072 -0.747 -0.222
1.05-3.42 Gyr -2.771 -0.721 -0.053
3.42-11.11 Gyr -0.730 0.675 1.115
11.11-12.34 Gyr 1.170 1.939 2.113