2025sew

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Information

Transient

Name: AT2025sew
Right ascension: 19h14m45.97s
Declination: 64d53m18.06s
Discovery Date: July 25, 2025, 10:11 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.091

Host

Name:
Right ascension: 19h14m46.20s
Declination: 64d53m07.51s
Redshift: None
Photometric Redshift: 0.135
 

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 6.15
Cutout download processed 12.47
Global aperture construction processed 0.67
Local aperture photometry processed 4.16
Global aperture photometry processed 3.73
Validate local photometry no valid phot 0.02
Validate global photometry processed 10.96
Host information processed 0.15
Global host SED inference processed 702.16
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.05
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) = 19h14m45.97s, 64d53m18.06s
semi major axis, semi minor axis (arcsec) = 0.83, 0.83
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) = 19h14m46.18s, 64d53m07.97s
semi major axis, semi minor axis (arcsec) = 11.44, 5.9
angle (degrees, anti-clockwise from east) = -8.4

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.63 4.43 21.847 0.726 AB
PanSTARRS_y 1902.15 14.99 15.702 0.009 AB
2MASS_H 2882.03 298.88 13.883 0.113 Vega
WISE_W3 703.48 68.75 11.608 0.106 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})\, 10.994 11.193 11.354
{\rm log}_{10}({\rm SFR}) -0.495 0.448 1.143
{\rm log}_{10}({\rm sSFR}) -11.695 -10.756 -10.046
{\rm stellar\ age} 4.245 7.071 10.599

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.535 -0.279 -0.014
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.158 -0.598 0.117

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.094 0.239 0.455
\delta -0.868 -0.535 0.083
\tau_1/\tau_2 0.303 0.743 1.280
Q_{PAH} 0.275 0.836 2.258
U_{min} 2.211 6.772 13.456
{\rm log}_{10}(\gamma_e)\, -3.640 -3.042 -1.916

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.619 -3.810 -2.496
{\rm log}_{10}(\tau_{AGN})\, 1.023 1.476 1.904

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.724 0.361 0.943
0.03-0.10 Gyr -1.322 0.294 1.206
0.10-0.32 Gyr -1.750 0.287 1.209
0.32-1.04 Gyr -1.751 0.404 1.534
1.04-3.36 Gyr -0.907 0.853 1.385
3.36-10.83 Gyr 0.046 1.172 1.482
10.83-12.03 Gyr 0.332 1.452 2.431