2025sdz

Download data

Information

Transient

Name: AT2025sdz
Right ascension: 23h53m57.37s
Declination: 18d23m50.68s
Discovery Date: July 23, 2025, 12:40 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.033

Host

Name:
Right ascension: 23h53m57.38s
Declination: 18d23m49.68s
Redshift: 0.069664
Photometric Redshift: 0.080
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 31.43
Transient MWEBV processed 0.11
Host match processed 6.18
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.64
Global aperture photometry processed 5.9
Validate global photometry processed 16.7
Global host SED inference processed 420.92
Local aperture photometry processed 6.74
Validate local photometry processed 0.03
Local host SED inference processed 505.34
 

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) = 23h53m57.37s, 18d23m50.68s
semi major axis, semi minor axis (arcsec) = 1.5, 1.5
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 139.16 3.1 18.541 0.024 AB
DES_g 169.34 0.79 18.328 0.005 AB
PanSTARRS_g 166.43 0.42 18.347 0.003 AB
SDSS_r 331.02 4.78 17.600 0.016 AB
PanSTARRS_r 370.86 0.59 17.477 0.002 AB
DES_r 418.05 1.64 17.347 0.004 AB
SDSS_i 534.76 6.1 17.080 0.012 AB
PanSTARRS_i 576.87 0.77 16.997 0.001 AB
PanSTARRS_z 814.56 1.37 16.623 0.002 AB
SDSS_z 727.78 7.98 16.745 0.012 AB
DES_z 770.27 4.6 16.683 0.006 AB
PanSTARRS_y 906.77 2.11 16.506 0.003 AB

Aperture details

RA, DEC (J2000) = 23h53m57.35s, 18d23m49.87s
semi major axis, semi minor axis (arcsec) = 10.76, 8.75
angle (degrees, anti-clockwise from east) = -143.25

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 25.94 5.13 20.365 0.215 AB
GALEX_NUV 31.74 2.61 20.146 0.089 AB
SDSS_u 63.26 9.86 19.397 0.169 AB
SDSS_g 681.08 7.46 16.817 0.012 AB
DES_g 758.17 1.81 16.701 0.003 AB
PanSTARRS_g 780.09 2.17 16.670 0.003 AB
SDSS_r 1531.1 11.2 15.937 0.008 AB
PanSTARRS_r 1561.46 2.84 15.916 0.002 AB
DES_r 1725.5 3.52 15.808 0.002 AB
SDSS_i 2282.92 14.2 15.504 0.007 AB
PanSTARRS_i 2300.85 3.99 15.495 0.002 AB
PanSTARRS_z 2962.26 7.87 15.221 0.003 AB
SDSS_z 3074.05 28.7 15.181 0.010 AB
DES_z 3103.47 9.55 15.170 0.003 AB
PanSTARRS_y 3533.9 12.96 15.029 0.004 AB
2MASS_J 4620.25 192.59 13.843 0.045 Vega
2MASS_H 5583.72 290.35 13.165 0.056 Vega
2MASS_K 4796.0 375.06 12.860 0.085 Vega
WISE_W2 1356.39 33.44 12.730 0.027 Vega
WISE_W3 1738.06 106.32 10.626 0.066 Vega
WISE_W4 1154.44 563.39 9.624 0.530 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.205 10.332 10.470
{\rm log}_{10}({\rm SFR}) -2.450 -0.884 -0.062
{\rm log}_{10}({\rm sSFR}) -12.805 -11.252 -10.309
{\rm stellar\ age} 5.879 7.727 11.286

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.513 -0.875 -0.502
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.797 -1.265 -0.232

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.419 0.892 1.279
\delta -0.835 -0.528 -0.132
\tau_1/\tau_2 0.567 0.964 1.370
Q_{PAH} 0.487 2.162 5.123
U_{min} 3.018 8.512 15.694
{\rm log}_{10}(\gamma_e)\, -3.445 -2.326 -0.650

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.764 -1.562 0.024
{\rm log}_{10}(\tau_{AGN})\, 1.014 1.428 1.924

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.912 -1.056 -0.365
0.03-0.10 Gyr -3.238 -0.950 0.012
0.10-0.33 Gyr -2.903 -0.790 0.306
0.33-1.07 Gyr -2.890 -0.722 0.298
1.07-3.52 Gyr -2.306 -0.278 0.460
3.52-11.55 Gyr -0.877 0.363 0.610
11.55-12.83 Gyr -0.425 0.637 1.511

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.970 11.040 11.084
{\rm log}_{10}({\rm SFR}) -0.671 -0.301 0.001
{\rm log}_{10}({\rm sSFR}) -11.700 -11.322 -10.997
{\rm stellar\ age} 8.696 11.666 12.158

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.578 -0.429 -0.293
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.592 -0.901 -0.058

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.200 0.313 0.447
\delta -0.208 0.011 0.168
\tau_1/\tau_2 0.316 0.707 1.173
Q_{PAH} 0.841 2.230 4.393
U_{min} 3.098 8.276 15.950
{\rm log}_{10}(\gamma_e)\, -3.014 -2.024 -1.436

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.654 -3.941 -3.083
{\rm log}_{10}(\tau_{AGN})\, 1.041 1.577 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.523 -0.236 0.006
0.03-0.10 Gyr -1.719 -0.392 0.056
0.10-0.33 Gyr -2.700 -0.601 -0.028
0.33-1.07 Gyr -3.180 -0.788 -0.074
1.07-3.52 Gyr -2.892 -0.826 -0.043
3.52-11.55 Gyr -1.233 0.310 1.156
11.55-12.83 Gyr 1.528 2.147 2.218