2025xdp

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Information

Transient

Name: AT2025xdp
Right ascension: 0h31m28.37s
Declination: 30d46m53.13s
Discovery Date: Sept. 9, 2025, 7:15 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.056

Host

Name:
Right ascension: 0h31m28.24s
Declination: 30d46m53.04s
Redshift: None
Photometric Redshift: 0.086
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 35.6
Transient MWEBV processed 0.04
Host match processed 5.89
Host information processed 0.15
Host MWEBV processed 0.06
Global aperture construction processed 0.64
Global aperture photometry processed 5.02
Validate global photometry processed 11.49
Global host SED inference processed 520.58
Local aperture photometry processed 4.79
Validate local photometry processed 0.02
Local host SED inference processed 491.96
 

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) = 0h31m28.37s, 30d46m53.13s
semi major axis, semi minor axis (arcsec) = 1.24, 1.24
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_r 29.1 0.32 20.240 0.012 AB
PanSTARRS_i 44.56 0.5 19.778 0.012 AB
PanSTARRS_z 54.93 1.06 19.550 0.021 AB
PanSTARRS_y 73.44 2.23 19.235 0.033 AB

Aperture details

RA, DEC (J2000) = 0h31m28.23s, 30d46m53.07s
semi major axis, semi minor axis (arcsec) = 15.3, 3.8
angle (degrees, anti-clockwise from east) = -42.67

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 14.97 3.35 20.962 0.243 AB
SDSS_u 35.34 5.99 20.029 0.184 AB
SDSS_g 187.13 4.07 18.220 0.024 AB
PanSTARRS_g 199.64 1.74 18.149 0.009 AB
SDSS_r 405.93 6.47 17.379 0.017 AB
PanSTARRS_r 370.43 1.86 17.478 0.005 AB
SDSS_i 627.26 9.35 16.906 0.016 AB
PanSTARRS_i 566.25 2.94 17.017 0.006 AB
PanSTARRS_z 622.84 6.41 16.914 0.011 AB
SDSS_z 676.46 23.1 16.824 0.037 AB
PanSTARRS_y 835.4 13.49 16.595 0.018 AB
2MASS_J 1703.77 214.12 14.927 0.136 Vega
2MASS_H 1880.19 328.53 14.347 0.190 Vega
2MASS_K 1618.97 347.96 14.039 0.233 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})\, 9.202 9.412 9.553
{\rm log}_{10}({\rm SFR}) -1.490 -0.808 -0.071
{\rm log}_{10}({\rm sSFR}) -10.922 -10.254 -9.462
{\rm stellar\ age} 3.403 6.652 8.529

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.208 -0.499 -0.081
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.327 -0.361 0.255

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.592 1.078 1.615
\delta -0.266 -0.004 0.246
\tau_1/\tau_2 0.684 1.062 1.412
Q_{PAH} 0.928 2.781 5.542
U_{min} 2.833 7.735 14.595
{\rm log}_{10}(\gamma_e)\, -3.139 -2.116 -0.883

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.355 -1.127 -0.163
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.446 1.898

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.632 -0.885 -0.333
0.03-0.10 Gyr -1.726 -0.863 -0.027
0.10-0.33 Gyr -1.946 -0.934 -0.328
0.33-1.07 Gyr -1.928 -0.830 -0.206
1.07-3.48 Gyr -1.882 -0.661 -0.329
3.48-11.37 Gyr -1.659 -0.536 -0.304
11.37-12.63 Gyr -1.577 -0.495 0.207

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.222 10.352 10.449
{\rm log}_{10}({\rm SFR}) -0.090 0.362 0.672
{\rm log}_{10}({\rm sSFR}) -10.497 -9.977 -9.573
{\rm stellar\ age} 2.358 6.104 7.662

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.795 -0.340 -0.057
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.433 0.004 0.171

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.398 0.807 1.298
\delta -0.362 -0.078 0.210
\tau_1/\tau_2 0.501 0.961 1.464
Q_{PAH} 0.368 1.480 3.180
U_{min} 2.950 8.000 14.900
{\rm log}_{10}(\gamma_e)\, -2.970 -1.831 -0.841

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.400 -2.690 -0.877
{\rm log}_{10}(\tau_{AGN})\, 1.009 1.407 1.919

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.305 0.621 0.901
0.03-0.10 Gyr -1.015 0.074 0.559
0.10-0.33 Gyr -0.838 0.160 0.707
0.33-1.07 Gyr -0.222 0.418 1.061
1.07-3.48 Gyr -0.129 0.420 0.730
3.48-11.37 Gyr -0.603 0.362 0.604
11.37-12.63 Gyr -0.948 0.309 0.917