2025xxa

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Information

Transient

Name: AT2025xxa
Right ascension: 16h16m02.81s
Declination: 48d52m17.23s
Discovery Date: Sept. 15, 2025, 8:58 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.010

Host

Name: 3131784
Right ascension: 16h16m02.64s
Declination: 48d52m17.18s
Redshift: 0.071112
Photometric Redshift: 0.071
 

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 3.88
Cutout download processed 16.69
Global aperture construction processed 0.64
Local aperture photometry processed 5.28
Global aperture photometry processed 5.03
Validate local photometry processed 0.02
Validate global photometry processed 15.08
Host information processed 0.11
Global host SED inference processed 375.95
Local host SED inference processed 481.69
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.04
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) = 16h16m02.81s, 48d52m17.23s
semi major axis, semi minor axis (arcsec) = 1.48, 1.48
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 111.55 2.77 18.781 0.027 AB
DES_g 86.42 0.77 19.059 0.010 AB
PanSTARRS_g 113.29 0.43 18.765 0.004 AB
SDSS_r 161.91 3.35 18.377 0.022 AB
PanSTARRS_r 183.76 0.44 18.239 0.003 AB
SDSS_i 262.05 4.33 17.854 0.018 AB
PanSTARRS_i 266.24 0.4 17.837 0.002 AB
PanSTARRS_z 288.21 0.9 17.751 0.003 AB
SDSS_z 318.14 5.7 17.643 0.019 AB
PanSTARRS_y 325.74 2.62 17.618 0.009 AB

Aperture details

RA, DEC (J2000) = 16h16m02.68s, 48d52m17.00s
semi major axis, semi minor axis (arcsec) = 5.39, 3.8
angle (degrees, anti-clockwise from east) = -77.56

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 22.46 4.07 20.522 0.197 AB
GALEX_NUV 33.17 1.91 20.098 0.063 AB
SDSS_u 95.98 4.34 18.945 0.049 AB
SDSS_g 299.28 4.68 17.710 0.017 AB
DES_g 287.5 1.41 17.753 0.005 AB
PanSTARRS_g 315.1 1.2 17.654 0.004 AB
SDSS_r 502.01 6.08 17.148 0.013 AB
PanSTARRS_r 512.78 1.14 17.125 0.002 AB
SDSS_i 727.91 7.7 16.745 0.011 AB
PanSTARRS_i 730.1 1.09 16.742 0.002 AB
PanSTARRS_z 816.3 2.53 16.620 0.003 AB
SDSS_z 849.54 12.71 16.577 0.016 AB
PanSTARRS_y 968.54 7.8 16.435 0.009 AB
2MASS_J 1367.24 114.2 15.165 0.091 Vega
2MASS_H 1603.0 172.67 14.520 0.117 Vega
2MASS_K 1351.74 202.49 14.235 0.163 Vega
WISE_W1 684.15 12.78 14.113 0.020 Vega
WISE_W2 462.41 15.33 13.898 0.036 Vega
WISE_W3 1992.89 37.23 10.477 0.020 Vega
WISE_W4 2181.47 274.14 8.933 0.136 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})\, 9.790 9.897 10.016
{\rm log}_{10}({\rm SFR}) -0.909 -0.268 0.218
{\rm log}_{10}({\rm sSFR}) -10.824 -10.154 -9.627
{\rm stellar\ age} 6.452 7.891 10.879

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.733 -1.287 -0.821
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.320 0.008 0.304

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.342 0.733 1.037
\delta -0.667 -0.301 0.057
\tau_1/\tau_2 0.664 1.062 1.458
Q_{PAH} 0.494 1.921 4.026
U_{min} 2.819 8.053 15.440
{\rm log}_{10}(\gamma_e)\, -3.287 -2.237 -0.775

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.788 -1.529 -0.016
{\rm log}_{10}(\tau_{AGN})\, 0.963 1.358 1.912

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.773 -0.319 0.014
0.03-0.10 Gyr -1.233 -0.285 0.301
0.10-0.33 Gyr -1.976 -0.637 -0.017
0.33-1.07 Gyr -2.318 -0.828 -0.166
1.07-3.52 Gyr -2.216 -0.622 -0.052
3.52-11.53 Gyr -0.570 -0.040 0.154
11.53-12.81 Gyr -0.372 0.288 1.006

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.177 10.222 10.270
{\rm log}_{10}({\rm SFR}) -0.200 0.011 0.259
{\rm log}_{10}({\rm sSFR}) -10.419 -10.206 -9.956
{\rm stellar\ age} 6.441 7.153 8.063

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.573 -0.357 -0.213
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.081 0.236 0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.191 0.297 0.481
\delta -0.575 -0.288 -0.038
\tau_1/\tau_2 0.742 1.056 1.371
Q_{PAH} 1.165 2.610 4.394
U_{min} 2.297 7.089 13.631
{\rm log}_{10}(\gamma_e)\, -3.116 -1.965 -1.332

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.810 -2.516 -1.700
{\rm log}_{10}(\tau_{AGN})\, 1.022 1.461 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.129 -0.015 0.103
0.03-0.10 Gyr -0.295 0.026 0.340
0.10-0.33 Gyr -0.337 -0.028 0.238
0.33-1.07 Gyr -0.331 -0.063 0.132
1.07-3.52 Gyr -0.115 0.175 0.381
3.52-11.53 Gyr 0.240 0.377 0.468
11.53-12.81 Gyr -0.022 0.409 0.808