2025zzs

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Information

Transient

Name: AT2025zzs
Right ascension: 0h38m10.76s
Declination: -21d58m29.66s
Discovery Date: Sept. 17, 2025, 10:39 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.018

Host

Name:
Right ascension: 0h38m10.88s
Declination: -21d58m30.49s
Redshift: None
Photometric Redshift: 0.148
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.25
Transient MWEBV processed 0.04
Host match processed 6.41
Host information processed 0.12
Host MWEBV processed 0.08
Global aperture construction processed 0.63
Global aperture photometry processed 6.95
Validate global photometry processed 17.62
Global host SED inference processed 501.82
Local aperture photometry processed 6.35
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) = 0h38m10.76s, -21d58m29.66s
semi major axis, semi minor axis (arcsec) = 0.78, 0.78
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) = 0h38m10.86s, -21d58m30.11s
semi major axis, semi minor axis (arcsec) = 3.64, 2.0
angle (degrees, anti-clockwise from east) = -55.91

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.55 1.88 22.523 0.575 AB
GALEX_NUV 4.18 1.8 22.346 0.468 AB
SDSS_u 0.1 3.07 26.456 35.081 AB
SDSS_g 18.51 1.36 20.732 0.080 AB
DES_g 19.62 0.16 20.668 0.009 AB
PanSTARRS_g 18.53 0.66 20.730 0.039 AB
SDSS_r 26.55 1.89 20.340 0.077 AB
PanSTARRS_r 30.62 0.81 20.185 0.029 AB
DES_r 31.8 0.24 20.144 0.008 AB
SDSS_i 33.04 2.57 20.103 0.084 AB
PanSTARRS_i 34.94 0.93 20.042 0.029 AB
PanSTARRS_z 41.77 2.09 19.848 0.054 AB
SDSS_z 32.74 9.3 20.112 0.308 AB
DES_z 43.27 0.71 19.810 0.018 AB
PanSTARRS_y 53.62 4.7 19.577 0.095 AB
2MASS_J -16.85 71.59 Vega
2MASS_H 144.46 118.26 17.133 0.889 Vega
2MASS_K 91.24 148.91 17.162 1.772 Vega
WISE_W1 90.67 8.99 16.307 0.108 Vega
WISE_W2 41.7 12.39 16.511 0.323 Vega
WISE_W3 79.22 56.37 13.979 0.773 Vega
WISE_W4 -188.19 411.5 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})\, 8.967 9.257 9.492
{\rm log}_{10}({\rm SFR}) -2.022 -0.219 0.691
{\rm log}_{10}({\rm sSFR}) -11.236 -9.544 -8.232
{\rm stellar\ age} 0.211 0.696 3.465

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.565 -0.830 -0.084
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.396 -0.816 -0.211

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.666 0.951 1.297
\delta -0.277 0.065 0.304
\tau_1/\tau_2 0.535 1.007 1.466
Q_{PAH} 3.064 4.849 6.219
U_{min} 4.003 10.767 18.231
{\rm log}_{10}(\gamma_e)\, -2.956 -1.847 -0.655

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.634 -1.759 -0.684
{\rm log}_{10}(\tau_{AGN})\, 0.938 1.429 1.920

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.778 -0.863 -0.124
0.03-0.10 Gyr -2.865 -0.186 0.847
0.10-0.32 Gyr -1.198 0.408 0.896
0.32-1.03 Gyr -2.969 -0.319 0.495
1.03-3.33 Gyr -5.267 -2.162 -0.519
3.33-10.70 Gyr -6.481 -2.923 -0.932
10.70-11.89 Gyr -6.766 -2.700 -0.760