2025akxj

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Information

Transient

Name: AT2025akxj
Right ascension: 23h18m02.45s
Declination: -5d40m55.64s
Discovery Date: Aug. 19, 2025, 11:30 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.032

Host

Name:
Right ascension: 23h18m02.50s
Declination: -5d40m56.78s
Redshift: None
Photometric Redshift: 0.105
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 16.5
Transient MWEBV processed 0.04
Host match processed 5.22
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.63
Global aperture photometry processed 7.91
Validate global photometry processed 15.87
Global host SED inference processed 542.97
Local aperture photometry processed 5.13
Validate local photometry processed 0.03
Local host SED inference processed 595.09
 

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) = 23h18m02.45s, -5d40m55.64s
semi major axis, semi minor axis (arcsec) = 1.04, 1.04
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_y 29.08 1.72 20.241 0.064 AB

Aperture details

RA, DEC (J2000) = 23h18m02.49s, -5d40m56.37s
semi major axis, semi minor axis (arcsec) = 6.89, 4.03
angle (degrees, anti-clockwise from east) = -144.16

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 11.58 0.67 21.240 0.063 AB
SDSS_u 44.68 6.33 19.775 0.154 AB
SDSS_g 85.31 3.2 19.073 0.041 AB
PanSTARRS_g 87.65 1.32 19.043 0.016 AB
SDSS_r 124.94 4.04 18.658 0.035 AB
PanSTARRS_r 128.97 1.14 18.624 0.010 AB
SDSS_i 180.65 6.16 18.258 0.037 AB
PanSTARRS_i 170.78 1.54 18.319 0.010 AB
PanSTARRS_z 206.34 4.05 18.114 0.021 AB
SDSS_z 272.25 16.51 17.813 0.066 AB
PanSTARRS_y 236.68 8.61 17.965 0.039 AB
2MASS_J 240.42 128.33 17.053 0.580 Vega
2MASS_H 778.68 211.66 15.304 0.295 Vega
2MASS_K 166.04 239.55 16.512 1.566 Vega
WISE_W4 38.75 410.84 13.309 11.510 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})\, 8.462 8.894 9.226
{\rm log}_{10}({\rm SFR}) -1.137 -0.564 -0.037
{\rm log}_{10}({\rm sSFR}) -10.189 -9.506 -8.520
{\rm stellar\ age} 1.274 5.740 7.953

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.232 -0.445 0.042
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.066 -0.559 0.010

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.373 0.723 1.338
\delta -0.613 -0.255 0.055
\tau_1/\tau_2 0.343 0.796 1.267
Q_{PAH} 0.664 2.203 5.259
U_{min} 3.035 8.161 15.499
{\rm log}_{10}(\gamma_e)\, -3.258 -2.170 -1.102

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.156 -0.634 0.186
{\rm log}_{10}(\tau_{AGN})\, 1.153 1.467 1.905

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.856 -0.326 0.199
0.03-0.10 Gyr -2.714 -1.213 -0.167
0.10-0.32 Gyr -3.448 -1.516 -0.543
0.32-1.06 Gyr -3.770 -1.370 -0.632
1.06-3.43 Gyr -3.630 -1.343 -0.777
3.43-11.15 Gyr -3.169 -1.213 -0.675
11.15-12.39 Gyr -3.083 -1.198 -0.283

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.178 9.638 10.014
{\rm log}_{10}({\rm SFR}) 0.662 1.201 1.528
{\rm log}_{10}({\rm sSFR}) -9.293 -8.283 -7.914
{\rm stellar\ age} 0.069 1.151 6.934

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.452 -0.711 -0.160
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.632 -0.703 0.220

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.684 1.034 1.684
\delta -0.298 -0.062 0.151
\tau_1/\tau_2 0.444 0.955 1.497
Q_{PAH} 0.740 1.974 3.656
U_{min} 3.180 9.276 16.998
{\rm log}_{10}(\gamma_e)\, -3.373 -2.279 -0.977

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.149 -2.671 -1.078
{\rm log}_{10}(\tau_{AGN})\, 0.881 1.367 1.851

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.618 -1.060 -0.068
0.03-0.10 Gyr 0.809 1.361 1.689
0.10-0.32 Gyr -2.692 -1.003 0.919
0.32-1.06 Gyr -5.301 -2.270 -0.168
1.06-3.43 Gyr -6.560 -2.746 -0.286
3.43-11.15 Gyr -7.176 -2.384 -0.159
11.15-12.39 Gyr -7.205 -1.930 0.368