2025zzt

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Information

Transient

Name: AT2025zzt
Right ascension: 3h32m18.99s
Declination: -18d35m49.32s
Discovery Date: Oct. 2, 2025, 1:31 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name:
Right ascension: 3h32m19.06s
Declination: -18d35m48.70s
Redshift: None
Photometric Redshift: 0.168
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.19
Transient MWEBV processed 0.04
Host match processed 6.76
Host information processed 0.12
Host MWEBV processed 0.05
Global aperture construction processed 2.52
Global aperture photometry processed 5.52
Validate global photometry processed 14.67
Global host SED inference processed 475.06
Local aperture photometry processed 5.44
Validate local photometry no valid phot 0.02
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) = 3h32m18.99s, -18d35m49.32s
semi major axis, semi minor axis (arcsec) = 0.7, 0.7
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) = 3h32m19.04s, -18d35m48.68s
semi major axis, semi minor axis (arcsec) = 6.06, 3.57
angle (degrees, anti-clockwise from east) = -128.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.47 1.69 21.717 0.245 AB
GALEX_NUV 2.08 1.27 23.104 0.661 AB
DES_g 16.6 0.24 20.850 0.016 AB
PanSTARRS_g 19.61 1.13 20.669 0.063 AB
PanSTARRS_r 22.1 1.37 20.539 0.067 AB
DES_r 28.19 0.32 20.275 0.012 AB
PanSTARRS_i 32.55 1.43 20.119 0.048 AB
PanSTARRS_z 29.17 2.94 20.238 0.109 AB
DES_z 39.52 1.18 19.908 0.032 AB
PanSTARRS_y 44.17 7.9 19.787 0.194 AB
2MASS_J -115.03 124.48 Vega
2MASS_H -66.9 184.69 Vega
2MASS_K -307.86 214.26 Vega
WISE_W1 -0.32 8.15 Vega
WISE_W2 4.69 10.63 18.884 2.464 Vega
WISE_W3 -37.85 65.14 Vega
WISE_W4 -285.97 363.66 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})\, 9.203 9.418 9.543
{\rm log}_{10}({\rm SFR}) -0.325 0.139 0.628
{\rm log}_{10}({\rm sSFR}) -9.801 -9.289 -8.628
{\rm stellar\ age} 1.009 3.875 5.517

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.332 -0.549 0.001
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.049 -0.023 0.207

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.169 0.631 1.107
\delta -0.163 0.222 0.350
\tau_1/\tau_2 0.744 1.130 1.510
Q_{PAH} 1.065 3.209 5.431
U_{min} 2.811 8.243 15.901
{\rm log}_{10}(\gamma_e)\, -3.140 -2.022 -0.540

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.552 -1.216 -0.262
{\rm log}_{10}(\tau_{AGN})\, 0.970 1.413 1.858

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.316 0.058 0.435
0.03-0.10 Gyr -0.446 0.127 0.699
0.10-0.32 Gyr -0.334 0.097 0.577
0.32-1.02 Gyr -0.816 -0.123 0.190
1.02-3.28 Gyr -1.621 -0.469 -0.180
3.28-10.50 Gyr -2.109 -0.755 -0.408
10.50-11.66 Gyr -2.231 -0.795 -0.229