2025xnx

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Information

Transient

Name: AT2025xnx
Right ascension: 2h28m52.34s
Declination: -25d03m07.95s
Discovery Date: Aug. 27, 2025, 2:05 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.014

Host

Name:
Right ascension: 2h28m52.53s
Declination: -25d03m09.90s
Redshift: None
Photometric Redshift: 0.068
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.55
Transient MWEBV processed 0.04
Host match processed 8.07
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 2.67
Global aperture photometry processed 5.36
Validate global photometry processed 14.03
Global host SED inference processed 538.03
Local aperture photometry processed 5.78
Validate local photometry processed 0.02
Local host SED inference processed 467.0
 

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) = 2h28m52.34s, -25d03m07.95s
semi major axis, semi minor axis (arcsec) = 1.54, 1.54
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 5.13 0.1 22.124 0.021 AB
PanSTARRS_g 5.02 0.36 22.147 0.077 AB
PanSTARRS_r 7.04 0.54 21.780 0.084 AB
DES_r 6.77 0.13 21.823 0.021 AB
PanSTARRS_i 7.96 0.51 21.648 0.069 AB
PanSTARRS_z 7.54 1.27 21.707 0.183 AB
DES_z 7.33 0.45 21.737 0.066 AB
PanSTARRS_y 4.13 2.79 22.359 0.734 AB

Aperture details

RA, DEC (J2000) = 2h28m52.47s, -25d03m09.58s
semi major axis, semi minor axis (arcsec) = 4.19, 1.7
angle (degrees, anti-clockwise from east) = -101.82

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.91 2.14 21.971 0.393 AB
GALEX_NUV 10.08 1.89 21.391 0.203 AB
DES_g 15.59 0.17 20.918 0.012 AB
PanSTARRS_g 14.88 0.62 20.969 0.045 AB
PanSTARRS_r 20.14 0.91 20.640 0.049 AB
DES_r 20.63 0.22 20.614 0.011 AB
PanSTARRS_i 22.33 0.83 20.528 0.041 AB
PanSTARRS_z 19.61 2.06 20.669 0.114 AB
DES_z 22.37 0.73 20.526 0.036 AB
PanSTARRS_y 18.56 4.5 20.729 0.263 AB
2MASS_J -23.88 105.97 Vega
2MASS_H 98.01 143.96 17.554 1.595 Vega
2MASS_K -196.71 184.21 Vega
WISE_W1 9.37 5.98 18.771 0.693 Vega
WISE_W2 4.99 9.35 18.816 2.034 Vega
WISE_W3 -4.22 35.4 Vega
WISE_W4 -171.89 277.98 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})\, 7.658 7.886 8.047
{\rm log}_{10}({\rm SFR}) -2.148 -1.526 -0.504
{\rm log}_{10}({\rm sSFR}) -10.063 -9.409 -8.154
{\rm stellar\ age} 0.318 3.913 6.402

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.775 -1.406 -0.909
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.617 -0.939 0.090

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.235 0.561 1.246
\delta -0.308 0.038 0.265
\tau_1/\tau_2 0.677 1.096 1.498
Q_{PAH} 1.455 3.332 5.463
U_{min} 3.052 8.781 16.988
{\rm log}_{10}(\gamma_e)\, -2.906 -1.892 -0.948

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.071 -0.007 0.320
{\rm log}_{10}(\tau_{AGN})\, 1.032 1.486 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.728 -1.956 -1.415
0.03-0.10 Gyr -2.215 -1.460 -0.347
0.10-0.33 Gyr -2.448 -1.530 -0.866
0.33-1.08 Gyr -4.192 -1.877 -1.426
1.08-3.53 Gyr -4.903 -2.188 -1.775
3.53-11.57 Gyr -5.485 -2.436 -1.913
11.57-12.86 Gyr -5.354 -2.467 -1.747

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.007 8.304 8.499
{\rm log}_{10}({\rm SFR}) -0.988 -0.438 0.072
{\rm log}_{10}({\rm sSFR}) -9.316 -8.727 -8.027
{\rm stellar\ age} 0.295 4.112 6.552

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.678 -1.182 -0.382
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.732 -0.554 0.261

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.130 0.677 1.194
\delta 0.032 0.267 0.364
\tau_1/\tau_2 0.736 1.168 1.570
Q_{PAH} 1.696 3.559 5.415
U_{min} 3.683 9.981 17.377
{\rm log}_{10}(\gamma_e)\, -3.047 -1.905 -0.748

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.714 -1.402 -0.110
{\rm log}_{10}(\tau_{AGN})\, 1.039 1.496 1.839

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.427 -1.079 -0.715
0.03-0.10 Gyr -0.915 -0.319 0.214
0.10-0.33 Gyr -2.584 -1.128 -0.576
0.33-1.08 Gyr -4.135 -1.780 -1.200
1.08-3.53 Gyr -4.591 -1.970 -1.450
3.53-11.57 Gyr -4.887 -2.077 -1.531
11.57-12.86 Gyr -4.661 -2.025 -1.234