2025xvi

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Information

Transient

Name: AT2025xvi
Right ascension: 2h50m00.79s
Declination: -46d47m32.43s
Discovery Date: Sept. 17, 2025, 4:16 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.025

Host

Name: 10749
Right ascension: 2h50m00.43s
Declination: -46d47m34.47s
Redshift: 0.078858
Photometric Redshift: 0.072
 

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 4.22
Cutout download processed 3.08
Global aperture construction processed 0.13
Local aperture photometry processed 0.69
Global aperture photometry processed 0.63
Validate local photometry no valid phot 0.01
Validate global photometry processed 0.84
Host information processed 0.11
Global host SED inference processed 523.26
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.08
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) = 2h50m00.79s, -46d47m32.43s
semi major axis, semi minor axis (arcsec) = 1.34, 1.34
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) = 2h50m00.41s, -46d47m34.17s
semi major axis, semi minor axis (arcsec) = 8.2, 5.76
angle (degrees, anti-clockwise from east) = -86.62

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 88.06 4.27 19.038 0.053 AB
2MASS_J 2977.04 199.38 14.321 0.073 Vega
2MASS_H 3440.99 283.04 13.691 0.089 Vega
2MASS_K 3883.57 349.63 13.089 0.098 Vega
WISE_W1 2325.52 23.65 12.785 0.011 Vega
WISE_W2 1803.35 29.26 12.421 0.018 Vega
WISE_W4 24498.17 1405.55 6.307 0.062 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})\, 10.406 10.646 10.809
{\rm log}_{10}({\rm SFR}) 0.436 0.908 1.292
{\rm log}_{10}({\rm sSFR}) -10.283 -9.746 -9.215
{\rm stellar\ age} 3.572 6.324 7.962

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.562 -0.156 0.101
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.528 -0.541 -0.035

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.331 0.572 0.863
\delta -0.399 -0.146 0.133
\tau_1/\tau_2 0.441 0.902 1.337
Q_{PAH} 0.558 1.797 4.238
U_{min} 2.238 6.703 13.351
{\rm log}_{10}(\gamma_e)\, -3.546 -2.291 -1.144

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.826 -1.506 -0.759
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.690 2.036

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.265 1.000 1.378
0.03-0.10 Gyr -0.239 0.710 1.308
0.10-0.33 Gyr -0.325 0.561 1.104
0.33-1.07 Gyr -0.427 0.542 1.050
1.07-3.50 Gyr -0.058 0.667 0.978
3.50-11.44 Gyr -0.132 0.656 0.957
11.44-12.72 Gyr -0.253 0.677 1.315