2025aayv

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Information

Transient

Name: AT2025aayv
Right ascension: 4h17m37.57s
Declination: -26d22m35.39s
Discovery Date: Oct. 19, 2025, 11:16 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.032

Host

Name:
Right ascension: 4h17m37.49s
Declination: -26d22m35.05s
Redshift: None
Photometric Redshift: 0.042
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 5.84
Transient MWEBV processed 0.05
Host match processed 7.1
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry processed 5.12
Validate global photometry processed 13.32
Global host SED inference processed 403.28
Local aperture photometry processed 4.78
Validate local photometry processed 0.02
Local host SED inference processed 426.32
 

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) = 4h17m37.57s, -26d22m35.39s
semi major axis, semi minor axis (arcsec) = 2.4, 2.4
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 101.86 0.29 18.880 0.003 AB
PanSTARRS_g 94.02 0.68 18.967 0.008 AB
PanSTARRS_r 157.25 0.8 18.408 0.006 AB
DES_r 190.23 0.48 18.202 0.003 AB
PanSTARRS_i 215.69 0.92 18.065 0.005 AB
PanSTARRS_z 248.81 1.99 17.910 0.009 AB
DES_z 294.52 2.16 17.727 0.008 AB
PanSTARRS_y 296.47 4.88 17.720 0.018 AB

Aperture details

RA, DEC (J2000) = 4h17m37.47s, -26d22m34.92s
semi major axis, semi minor axis (arcsec) = 17.32, 8.27
angle (degrees, anti-clockwise from east) = -139.57

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 55.5 7.3 19.539 0.143 AB
GALEX_NUV 72.16 5.47 19.254 0.082 AB
DES_g 567.89 0.83 17.014 0.002 AB
PanSTARRS_g 574.9 3.29 17.001 0.006 AB
PanSTARRS_r 865.8 3.86 16.556 0.005 AB
DES_r 964.85 1.24 16.439 0.001 AB
PanSTARRS_i 1143.55 4.53 16.254 0.004 AB
PanSTARRS_z 1342.53 9.78 16.080 0.008 AB
DES_z 1380.53 5.25 16.050 0.004 AB
PanSTARRS_y 1415.39 24.15 16.023 0.019 AB
2MASS_J 1655.32 369.52 14.958 0.242 Vega
2MASS_H 1415.04 539.66 14.655 0.414 Vega
2MASS_K 677.55 633.46 14.985 1.015 Vega
WISE_W1 754.28 20.71 14.007 0.030 Vega
WISE_W2 457.31 27.8 13.910 0.066 Vega
WISE_W3 1145.9 117.02 11.078 0.111 Vega
WISE_W4 1851.16 627.89 9.111 0.368 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.044 9.237 9.396
{\rm log}_{10}({\rm SFR}) -1.067 -0.631 -0.186
{\rm log}_{10}({\rm sSFR}) -10.413 -9.906 -9.262
{\rm stellar\ age} 4.639 6.877 8.842

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.401 -0.699 -0.279
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.793 -1.131 0.095

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.362 0.670 1.008
\delta -0.735 -0.414 -0.070
\tau_1/\tau_2 0.677 0.996 1.350
Q_{PAH} 0.552 1.886 4.379
U_{min} 2.605 7.500 14.194
{\rm log}_{10}(\gamma_e)\, -3.501 -2.531 -1.345

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.136 -2.727 -0.783
{\rm log}_{10}(\tau_{AGN})\, 0.973 1.428 1.891

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.889 -0.578 -0.284
0.03-0.10 Gyr -1.433 -0.704 -0.124
0.10-0.33 Gyr -1.731 -0.901 -0.381
0.33-1.09 Gyr -1.815 -0.924 -0.483
1.09-3.60 Gyr -1.664 -0.841 -0.505
3.60-11.87 Gyr -1.289 -0.754 -0.483
11.87-13.19 Gyr -1.376 -0.676 -0.002

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.922 9.978 10.051
{\rm log}_{10}({\rm SFR}) -0.563 -0.282 -0.002
{\rm log}_{10}({\rm sSFR}) -10.569 -10.281 -9.996
{\rm stellar\ age} 7.254 8.045 10.432

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.088 -0.841 -0.680
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.817 -1.463 -0.015

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.103 0.187 0.307
\delta -0.464 -0.069 0.199
\tau_1/\tau_2 0.624 0.990 1.358
Q_{PAH} 0.344 1.209 3.167
U_{min} 2.824 8.023 15.485
{\rm log}_{10}(\gamma_e)\, -2.419 -1.535 -0.833

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.170 -3.028 -2.029
{\rm log}_{10}(\tau_{AGN})\, 1.096 1.621 1.960

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.725 -0.764 -0.470
0.03-0.10 Gyr -0.544 -0.169 0.147
0.10-0.33 Gyr -0.721 -0.258 0.057
0.33-1.09 Gyr -1.124 -0.516 -0.218
1.09-3.60 Gyr -1.160 -0.446 -0.112
3.60-11.87 Gyr -0.209 0.112 0.223
11.87-13.19 Gyr -0.190 0.344 0.991