2025alef results

Information

Transient
Name:AT2025alef
Right ascension: 2h39m37.48s
Declination:10d50m33.49s
Discovery Date:Oct. 29, 2025, 12:11 p.m.
Classification:None
Redshift:None
MW E(B-V):0.112
Host
Name:NGC1028
Right ascension: 2h39m37.15s
Declination:10d50m37.17s
Redshift:0.028631
Photometric Redshift:None
 

Cutout Download Report

Downloaded Unavailable
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
 

Processing Status: blocked

Task Name Status Time (s)
Cutout download processed 5.39
Transient MWEBV processed 0.04
Host match processed 3.96
Host information processed 0.2
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.09
Validate global photometry phot valid failed 0.07
Global host SED inference not processed None
Local aperture photometry processed 4.13
Validate local photometry processed 0.03
Local host SED inference processed 477.52
 

Imaging data


 

Spectral Energy Distribution

 

Aperture Photometry


Aperture details

RA, DEC (J2000):2h39m37.48s, 10d50m33.49s
semi major axis, semi minor axis (arcsec):3.48, 3.48
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 201.53 1.15 18.139 0.006 AB
PanSTARRS_r 375.92 1.48 17.462 0.004 AB
PanSTARRS_i 511.2 1.08 17.129 0.002 AB
PanSTARRS_z 653.82 2.48 16.861 0.004 AB
PanSTARRS_y 798.18 5.71 16.645 0.008 AB
2MASS_J 983.64 86.68 15.523 0.096 Vega
2MASS_H 1393.33 134.17 14.672 0.105 Vega
2MASS_K 1234.61 154.6 14.333 0.136 Vega

Aperture details

Data not available

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.199 9.388 9.534
{\rm log}_{10}({\rm SFR}) -1.105 -0.520 -0.023
{\rm log}_{10}({\rm sSFR}) -10.556 -9.923 -9.338
{\rm stellar\ age} 3.701 6.625 8.112

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.467 -0.764 -0.286
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.755 -1.195 0.047

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.408 0.978 1.286
\delta -0.489 -0.122 0.122
\tau_1/\tau_2 0.652 1.029 1.381
Q_{PAH} 0.639 2.548 4.477
U_{min} 2.581 7.575 14.845
{\rm log}_{10}(\gamma_e)\, -3.462 -2.205 -1.439

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.490 -3.352 -1.111
{\rm log}_{10}(\tau_{AGN})\, 0.941 1.437 1.939

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.054 -0.542 -0.234
0.03-0.10 Gyr -1.427 -0.555 0.063
0.10-0.33 Gyr -1.338 -0.553 0.015
0.33-1.10 Gyr -1.281 -0.612 -0.189
1.10-3.63 Gyr -1.275 -0.604 -0.299
3.63-12.04 Gyr -1.346 -0.597 -0.355
12.04-13.37 Gyr -1.463 -0.589 -0.020

Global parameter details

Documentation

Data not available