2025aalv

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Information

Transient

Name: AT2025aalv
Right ascension: 2h27m04.55s
Declination: 25d23m41.51s
Discovery Date: Aug. 26, 2025, 12:12 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.081

Host

Name:
Right ascension: 2h27m04.58s
Declination: 25d23m40.93s
Redshift: None
Photometric Redshift: 0.116
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.74
Transient MWEBV processed 0.04
Host match processed 4.97
Host information processed 0.12
Host MWEBV processed 0.04
Global aperture construction processed 0.63
Global aperture photometry processed 6.26
Validate global photometry processed 17.45
Global host SED inference processed 393.93
Local aperture photometry processed 6.16
Validate local photometry processed 0.03
Local host SED inference not enough filters 19.31
 

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) = 2h27m04.55s, 25d23m41.51s
semi major axis, semi minor axis (arcsec) = 0.96, 0.96
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 23.51 0.96 20.472 0.044 AB

Aperture details

RA, DEC (J2000) = 2h27m04.57s, 25d23m41.22s
semi major axis, semi minor axis (arcsec) = 5.88, 4.02
angle (degrees, anti-clockwise from east) = -55.67

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.59 1.64 22.032 0.318 AB
GALEX_NUV 7.08 1.63 21.775 0.249 AB
SDSS_u 15.64 3.63 20.915 0.252 AB
SDSS_g 47.65 2.3 19.705 0.052 AB
DES_g 56.79 0.42 19.514 0.008 AB
PanSTARRS_g 58.18 1.09 19.488 0.020 AB
SDSS_r 88.17 3.39 19.037 0.042 AB
PanSTARRS_r 86.5 1.35 19.057 0.017 AB
SDSS_i 101.86 4.56 18.880 0.049 AB
PanSTARRS_i 112.18 1.32 18.775 0.013 AB
PanSTARRS_z 112.51 2.96 18.772 0.029 AB
SDSS_z 104.33 14.65 18.854 0.152 AB
DES_z 134.59 2.56 18.577 0.021 AB
PanSTARRS_y 111.74 7.37 18.780 0.072 AB
2MASS_J 160.95 125.56 17.488 0.847 Vega
2MASS_H 404.53 151.34 16.015 0.406 Vega
2MASS_K 281.92 206.56 15.937 0.795 Vega
WISE_W1 212.56 10.32 15.382 0.053 Vega
 

Imaging data

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Spectral Energy Distribution

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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})\, 9.401 9.537 9.685
{\rm log}_{10}({\rm SFR}) -0.435 -0.050 0.366
{\rm log}_{10}({\rm sSFR}) -10.036 -9.597 -9.089
{\rm stellar\ age} 0.721 2.776 5.028

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.614 -0.927 -0.145
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.253 -0.908 -0.484

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.237 0.508 0.796
\delta -0.336 -0.004 0.214
\tau_1/\tau_2 0.718 1.079 1.443
Q_{PAH} 2.190 4.183 5.783
U_{min} 2.693 7.626 14.852
{\rm log}_{10}(\gamma_e)\, -3.048 -1.611 -0.628

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.837 -0.733 -0.296
{\rm log}_{10}(\tau_{AGN})\, 0.901 1.244 1.661

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.451 -0.084 0.227
0.03-0.10 Gyr -0.645 -0.062 0.440
0.10-0.32 Gyr -0.263 0.263 0.663
0.32-1.05 Gyr -0.107 0.335 0.663
1.05-3.41 Gyr -1.969 -0.431 -0.030
3.41-11.04 Gyr -2.638 -0.914 -0.377
11.04-12.27 Gyr -2.745 -0.960 -0.275