2025aaxz

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Information

Transient

Name: AT2025aaxz
Right ascension: 9h44m34.86s
Declination: 55d45m43.55s
Discovery Date: Oct. 19, 2025, 10:20 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.010

Host

Name: UGC05201
Right ascension: 9h44m35.05s
Declination: 55d45m46.80s
Redshift: 0.026160
Photometric Redshift:
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 4.18
Cutout download processed 16.57
Global aperture construction processed 0.64
Local aperture photometry processed 4.78
Global aperture photometry processed 4.57
Validate local photometry processed 0.02
Validate global photometry processed 10.9
Host information processed 0.04
Global host SED inference processed 656.76
Local host SED inference processed 469.65
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.07
Processing status completed N/A N/A
 

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) = 9h44m34.86s, 55d45m43.55s
semi major axis, semi minor axis (arcsec) = 3.8, 3.8
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 78.01 3.25 19.170 0.045 AB
SDSS_g 271.64 4.49 17.815 0.018 AB
PanSTARRS_g 267.33 1.2 17.832 0.005 AB
SDSS_r 486.04 5.99 17.183 0.013 AB
PanSTARRS_r 468.49 1.43 17.223 0.003 AB
SDSS_i 614.42 7.23 16.929 0.013 AB
PanSTARRS_i 638.65 1.32 16.887 0.002 AB
PanSTARRS_z 757.24 3.09 16.702 0.004 AB
SDSS_z 760.47 12.88 16.697 0.018 AB
PanSTARRS_y 924.26 7.37 16.486 0.009 AB
2MASS_J 1035.76 72.4 15.467 0.076 Vega
2MASS_H 1129.88 109.97 14.900 0.106 Vega
2MASS_K 978.32 122.26 14.586 0.136 Vega

Aperture details

RA, DEC (J2000) = 9h44m35.03s, 55d45m46.90s
semi major axis, semi minor axis (arcsec) = 23.45, 16.72
angle (degrees, anti-clockwise from east) = -123.84

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 214.79 3.91 18.070 0.020 AB
PanSTARRS_g 1890.05 6.05 15.709 0.003 AB
PanSTARRS_r 2891.26 7.16 15.247 0.003 AB
PanSTARRS_i 4202.38 6.67 14.841 0.002 AB
PanSTARRS_z 4256.5 15.82 14.827 0.004 AB
PanSTARRS_y 5539.49 37.79 14.541 0.007 AB
2MASS_J 6317.0 377.33 13.504 0.065 Vega
2MASS_H 5955.89 574.76 13.095 0.105 Vega
2MASS_K 5687.71 640.72 12.675 0.122 Vega
WISE_W2 1706.3 43.51 12.481 0.028 Vega
WISE_W3 4611.32 159.67 9.566 0.038 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.265 9.400 9.526
{\rm log}_{10}({\rm SFR}) -1.416 -0.709 -0.096
{\rm log}_{10}({\rm sSFR}) -10.841 -10.113 -9.436
{\rm stellar\ age} 5.769 7.380 9.066

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.573 -1.048 -0.524
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.453 0.007 0.329

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.435 0.955 1.219
\delta -0.342 -0.028 0.269
\tau_1/\tau_2 0.671 1.058 1.434
Q_{PAH} 0.371 1.606 3.463
U_{min} 2.696 7.950 15.016
{\rm log}_{10}(\gamma_e)\, -3.397 -2.215 -1.165

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.289 -2.785 -0.928
{\rm log}_{10}(\tau_{AGN})\, 0.956 1.461 1.949

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.527 -0.921 -0.515
0.03-0.10 Gyr -1.488 -0.678 0.019
0.10-0.33 Gyr -1.650 -0.799 -0.279
0.33-1.10 Gyr -1.826 -0.912 -0.464
1.10-3.64 Gyr -1.543 -0.709 -0.397
3.64-12.07 Gyr -1.008 -0.516 -0.339
12.07-13.41 Gyr -1.028 -0.433 0.164

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.063 10.169 10.268
{\rm log}_{10}({\rm SFR}) -0.392 -0.037 0.286
{\rm log}_{10}({\rm sSFR}) -10.602 -10.210 -9.812
{\rm stellar\ age} 7.004 8.225 11.290

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.075 -0.800 -0.593
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.270 0.010 0.250

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.331 0.544 0.735
\delta 0.053 0.280 0.370
\tau_1/\tau_2 0.239 0.633 1.087
Q_{PAH} 0.199 0.553 1.190
U_{min} 2.507 6.957 13.010
{\rm log}_{10}(\gamma_e)\, -3.664 -3.135 -2.332

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.678 -4.074 -3.211
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.639 1.992

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.614 -0.249 -0.036
0.03-0.10 Gyr -0.523 0.013 0.413
0.10-0.33 Gyr -1.216 -0.362 0.183
0.33-1.10 Gyr -1.379 -0.474 0.045
1.10-3.64 Gyr -1.565 -0.345 0.164
3.64-12.07 Gyr -0.280 0.246 0.422
12.07-13.41 Gyr -0.156 0.526 1.267