2025acsz

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Information

Transient

Name: AT2025acsz
Right ascension: 4h50m09.39s
Declination: -5d16m14.16s
Discovery Date: Oct. 21, 2025, 10:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.040

Host

Name:
Right ascension: 4h50m09.40s
Declination: -5d16m13.97s
Redshift: None
Photometric Redshift: 0.110
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.61
Transient MWEBV processed 0.04
Host match processed 5.36
Host information processed 0.2
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 6.8
Validate global photometry processed 17.97
Global host SED inference processed 413.33
Local aperture photometry processed 6.59
Validate local photometry processed 0.02
Local host SED inference not enough filters 20.31
 

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) = 4h50m09.39s, -5d16m14.16s
semi major axis, semi minor axis (arcsec) = 1.0, 1.0
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 124.17 1.26 18.665 0.011 AB

Aperture details

RA, DEC (J2000) = 4h50m09.38s, -5d16m13.85s
semi major axis, semi minor axis (arcsec) = 4.55, 3.91
angle (degrees, anti-clockwise from east) = -51.34

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 33.04 3.8 20.102 0.125 AB
SDSS_g 118.28 3.05 18.718 0.028 AB
DES_g 127.02 0.47 18.640 0.004 AB
PanSTARRS_g 122.06 1.05 18.684 0.009 AB
SDSS_r 215.11 4.28 18.068 0.022 AB
PanSTARRS_r 215.72 1.55 18.065 0.008 AB
DES_r 230.51 1.13 17.993 0.005 AB
SDSS_i 304.35 5.7 17.692 0.020 AB
PanSTARRS_i 308.18 1.91 17.678 0.007 AB
PanSTARRS_z 342.36 3.17 17.564 0.010 AB
SDSS_z 371.17 12.72 17.476 0.037 AB
DES_z 371.38 2.29 17.475 0.007 AB
PanSTARRS_y 379.77 7.93 17.451 0.023 AB
2MASS_J 426.95 109.76 16.429 0.279 Vega
2MASS_H 771.25 163.41 15.314 0.230 Vega
2MASS_K 551.64 220.35 15.208 0.434 Vega
WISE_W1 218.38 30.27 15.353 0.151 Vega
WISE_W2 149.81 22.94 15.122 0.166 Vega
WISE_W3 623.04 69.87 11.740 0.122 Vega
WISE_W4 638.36 441.13 10.267 0.750 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

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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})\, 10.065 10.180 10.267
{\rm log}_{10}({\rm SFR}) -0.608 -0.106 0.338
{\rm log}_{10}({\rm sSFR}) -10.814 -10.289 -9.807
{\rm stellar\ age} 5.149 6.575 7.708

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.320 -0.966 -0.696
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.579 0.010 0.357

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.178 0.299 0.463
\delta -0.911 -0.676 -0.295
\tau_1/\tau_2 0.642 1.001 1.384
Q_{PAH} 0.746 1.937 4.241
U_{min} 2.483 7.027 13.820
{\rm log}_{10}(\gamma_e)\, -2.916 -1.984 -1.106

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.885 -2.390 -1.578
{\rm log}_{10}(\tau_{AGN})\, 1.064 1.484 1.873

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.451 -0.187 0.028
0.03-0.10 Gyr -0.795 -0.093 0.443
0.10-0.32 Gyr -0.764 -0.011 0.499
0.32-1.05 Gyr -0.602 -0.016 0.348
1.05-3.42 Gyr -0.198 0.213 0.458
3.42-11.10 Gyr -0.044 0.313 0.467
11.10-12.34 Gyr -0.352 0.307 0.797