2025abxi

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Information

Transient

Name: AT2025abxi
Right ascension: 23h54m55.16s
Declination: 0d24m35.79s
Discovery Date: Oct. 21, 2025, 6:42 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.038

Host

Name: 1165231
Right ascension: 23h54m54.93s
Declination: 0d24m37.23s
Redshift: None
Photometric Redshift: 0.061
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 18.9
Transient MWEBV processed 0.04
Host match processed 4.17
Host information processed 0.05
Host MWEBV processed 0.04
Global aperture construction processed 0.61
Global aperture photometry processed 5.61
Validate global photometry processed 13.43
Global host SED inference processed 394.4
Local aperture photometry processed 5.57
Validate local photometry processed 0.03
Local host SED inference processed 427.31
 

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) = 23h54m55.16s, 0d24m35.79s
semi major axis, semi minor axis (arcsec) = 1.71, 1.71
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 53.06 0.25 19.588 0.005 AB
PanSTARRS_g 47.78 0.52 19.702 0.012 AB
PanSTARRS_r 56.94 0.43 19.511 0.008 AB
DES_r 75.97 0.39 19.198 0.006 AB
PanSTARRS_i 72.96 0.43 19.242 0.006 AB
PanSTARRS_z 77.5 1.36 19.177 0.019 AB
DES_z 90.28 2.37 19.011 0.029 AB
PanSTARRS_y 87.83 2.75 19.041 0.034 AB

Aperture details

RA, DEC (J2000) = 23h54m54.95s, 0d24m38.44s
semi major axis, semi minor axis (arcsec) = 12.89, 8.18
angle (degrees, anti-clockwise from east) = -177.2

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 119.24 1.09 18.709 0.010 AB
DES_g 702.73 0.99 16.783 0.002 AB
PanSTARRS_r 936.87 2.53 16.471 0.003 AB
DES_r 1097.55 1.59 16.299 0.002 AB
PanSTARRS_i 1272.92 2.55 16.138 0.002 AB
PanSTARRS_z 1381.14 8.17 16.049 0.006 AB
DES_z 1316.4 9.57 16.102 0.008 AB
PanSTARRS_y 1575.8 16.5 15.906 0.011 AB
2MASS_H 2218.51 379.18 14.167 0.186 Vega
2MASS_K 1655.67 399.52 14.015 0.262 Vega
WISE_W2 559.28 28.54 13.692 0.055 Vega
WISE_W3 2506.25 137.8 10.228 0.060 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})\, 8.530 8.769 8.956
{\rm log}_{10}({\rm SFR}) -1.160 -0.720 -0.260
{\rm log}_{10}({\rm sSFR}) -10.041 -9.487 -8.843
{\rm stellar\ age} 2.621 5.166 6.829

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.248 -0.549 -0.059
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.560 -1.144 -0.386

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.132 0.282 0.536
\delta -0.733 -0.317 0.071
\tau_1/\tau_2 0.591 0.915 1.254
Q_{PAH} 1.202 3.492 5.705
U_{min} 2.987 7.788 14.831
{\rm log}_{10}(\gamma_e)\, -3.015 -1.916 -0.826

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.998 -1.028 -0.430
{\rm log}_{10}(\tau_{AGN})\, 1.071 1.556 1.972

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.035 -0.800 -0.553
0.03-0.10 Gyr -1.332 -0.698 -0.163
0.10-0.33 Gyr -1.391 -0.741 -0.345
0.33-1.08 Gyr -1.564 -0.952 -0.624
1.08-3.55 Gyr -1.721 -1.098 -0.830
3.55-11.65 Gyr -2.039 -1.301 -0.964
11.65-12.95 Gyr -2.259 -1.348 -0.794

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.010 10.092 10.184
{\rm log}_{10}({\rm SFR}) -0.012 0.234 0.485
{\rm log}_{10}({\rm sSFR}) -10.141 -9.873 -9.571
{\rm stellar\ age} 4.128 5.708 6.939

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.888 -0.577 -0.345
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.790 -1.329 0.123

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.119 0.235 0.442
\delta -0.373 0.037 0.299
\tau_1/\tau_2 0.710 1.070 1.399
Q_{PAH} 0.636 1.651 3.120
U_{min} 2.671 7.395 14.324
{\rm log}_{10}(\gamma_e)\, -2.816 -1.897 -1.144

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.302 -3.260 -2.092
{\rm log}_{10}(\tau_{AGN})\, 1.033 1.548 1.934

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.002 0.154 0.387
0.03-0.10 Gyr -0.082 0.247 0.559
0.10-0.33 Gyr 0.085 0.446 0.729
0.33-1.08 Gyr 0.129 0.434 0.669
1.08-3.55 Gyr 0.005 0.255 0.447
3.55-11.65 Gyr -0.216 0.101 0.300
11.65-12.95 Gyr -0.448 0.093 0.509