2025zyw

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Information

Transient

Name: AT2025zyw
Right ascension: 0h46m08.35s
Declination: 1d55m27.75s
Discovery Date: Sept. 30, 2025, 8:59 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.020

Host

Name:
Right ascension: 0h46m08.48s
Declination: 1d55m29.21s
Redshift: None
Photometric Redshift: 0.128
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
no valid phot
 status
Local host SED inference
Local host SED inference
not processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 7.19
Cutout download processed 16.73
Global aperture construction processed 2.76
Local aperture photometry processed 6.9
Global aperture photometry processed 6.87
Validate local photometry no valid phot 0.03
Validate global photometry processed 17.58
Host information processed 0.11
Global host SED inference processed 435.35
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
Processing status blocked N/A N/A
 

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) = 0h46m08.35s, 1d55m27.75s
semi major axis, semi minor axis (arcsec) = 0.87, 0.87
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) = 0h46m08.47s, 1d55m29.42s
semi major axis, semi minor axis (arcsec) = 4.45, 3.14
angle (degrees, anti-clockwise from east) = -113.03

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u -1.09 3.95 AB
SDSS_g 14.73 1.58 20.979 0.117 AB
DES_g 19.38 0.25 20.681 0.014 AB
PanSTARRS_g 19.01 1.08 20.702 0.062 AB
SDSS_r 36.15 2.39 20.005 0.072 AB
PanSTARRS_r 29.14 0.96 20.239 0.036 AB
DES_r 36.09 0.36 20.006 0.011 AB
SDSS_i 42.33 3.72 19.833 0.095 AB
PanSTARRS_i 39.45 1.2 19.910 0.033 AB
PanSTARRS_z 50.72 2.52 19.637 0.054 AB
SDSS_z 48.41 12.14 19.688 0.272 AB
DES_z 53.43 1.0 19.580 0.020 AB
PanSTARRS_y 51.69 5.27 19.616 0.111 AB
2MASS_J 43.04 114.19 18.921 2.881 Vega
2MASS_H 160.16 183.81 17.021 1.246 Vega
2MASS_K 395.13 200.72 15.570 0.552 Vega
WISE_W1 33.23 9.05 17.397 0.296 Vega
WISE_W2 10.06 15.29 18.055 1.651 Vega
WISE_W3 -97.18 84.59 Vega
WISE_W4 469.58 531.77 10.601 1.229 Vega
 

Imaging data

 

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})\, 9.242 9.404 9.538
{\rm log}_{10}({\rm SFR}) -3.016 -1.197 -0.142
{\rm log}_{10}({\rm sSFR}) -12.307 -10.574 -9.438
{\rm stellar\ age} 1.694 4.887 6.698

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.507 -0.919 -0.391
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.613 -0.853 0.079

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.240 0.537 0.838
\delta -0.583 -0.205 0.166
\tau_1/\tau_2 0.569 0.960 1.362
Q_{PAH} 1.133 2.838 4.873
U_{min} 3.406 9.535 17.229
{\rm log}_{10}(\gamma_e)\, -2.639 -1.558 -0.634

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.300 -1.057 -0.378
{\rm log}_{10}(\tau_{AGN})\, 1.185 1.595 1.908

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.377 -2.017 -1.095
0.03-0.10 Gyr -3.243 -1.135 0.003
0.10-0.32 Gyr -2.047 -0.514 0.164
0.32-1.04 Gyr -1.153 -0.240 0.244
1.04-3.37 Gyr -2.148 -0.464 -0.100
3.37-10.90 Gyr -2.732 -0.707 -0.345
10.90-12.11 Gyr -3.045 -0.769 -0.053