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: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 3.08
Transient MWEBV processed 0.08
Host match processed 4.22
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.13
Global aperture photometry processed 0.63
Validate global photometry processed 0.84
Global host SED inference processed 523.26
Local aperture photometry processed 0.69
Validate local photometry no valid phot 0.01
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) = 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

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})\, 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