2025udp

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Information

Transient

Name: AT2025udp
Right ascension: 2h18m20.48s
Declination: -23d47m14.81s
Discovery Date: Aug. 15, 2025, 9:49 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.016

Host

Name:
Right ascension: 2h18m21.17s
Declination: -23d47m12.25s
Redshift: 0.055879
Photometric Redshift: 0.073
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 17.38
Transient MWEBV processed 0.04
Host match processed 7.15
Host information processed 0.15
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 5.25
Validate global photometry processed 13.2
Global host SED inference processed 414.48
Local aperture photometry processed 6.01
Validate local photometry processed 0.02
Local host SED inference processed 426.77
 

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) = 2h18m20.48s, -23d47m14.81s
semi major axis, semi minor axis (arcsec) = 1.84, 1.84
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 24.54 0.16 20.426 0.007 AB
PanSTARRS_g 23.5 0.43 20.472 0.020 AB
PanSTARRS_r 38.14 0.63 19.947 0.018 AB
DES_r 42.43 0.28 19.831 0.007 AB
PanSTARRS_i 52.13 0.59 19.607 0.012 AB
PanSTARRS_z 54.3 1.4 19.563 0.028 AB
DES_z 60.1 0.95 19.453 0.017 AB
PanSTARRS_y 67.63 3.18 19.325 0.051 AB

Aperture details

RA, DEC (J2000) = 2h18m21.14s, -23d47m12.07s
semi major axis, semi minor axis (arcsec) = 17.29, 8.55
angle (degrees, anti-clockwise from east) = -101.45

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 55.42 5.16 19.541 0.101 AB
GALEX_NUV 80.45 3.81 19.136 0.051 AB
DES_g 1046.52 1.05 16.351 0.001 AB
PanSTARRS_g 1051.47 2.76 16.346 0.003 AB
PanSTARRS_r 1922.4 4.12 15.690 0.002 AB
DES_r 2131.72 1.93 15.578 0.001 AB
PanSTARRS_i 2717.8 3.89 15.314 0.002 AB
PanSTARRS_z 3323.74 9.32 15.096 0.003 AB
DES_z 3626.52 7.21 15.001 0.002 AB
PanSTARRS_y 3971.32 20.74 14.903 0.006 AB
2MASS_J 4911.05 248.37 13.777 0.055 Vega
2MASS_H 6450.0 378.28 13.008 0.064 Vega
WISE_W1 2450.38 30.34 12.728 0.013 Vega
WISE_W2 1388.35 35.34 12.705 0.028 Vega
WISE_W3 2190.49 152.53 10.375 0.076 Vega
WISE_W4 1110.68 532.31 9.666 0.520 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})\, 8.674 8.810 8.935
{\rm log}_{10}({\rm SFR}) -1.810 -1.330 -0.831
{\rm log}_{10}({\rm sSFR}) -10.672 -10.169 -9.580
{\rm stellar\ age} 4.809 6.649 8.022

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.625 -1.106 -0.570
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.612 0.100 0.357

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.231 0.562 0.890
\delta -0.578 -0.181 0.174
\tau_1/\tau_2 0.687 1.020 1.349
Q_{PAH} 0.930 2.568 4.882
U_{min} 2.807 7.820 14.379
{\rm log}_{10}(\gamma_e)\, -2.957 -1.845 -0.608

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.125 -0.796 -0.096
{\rm log}_{10}(\tau_{AGN})\, 1.056 1.502 1.879

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.719 -1.309 -0.979
0.03-0.10 Gyr -1.987 -1.364 -0.769
0.10-0.33 Gyr -2.003 -1.316 -0.776
0.33-1.08 Gyr -1.907 -1.249 -0.799
1.08-3.56 Gyr -1.632 -1.141 -0.909
3.56-11.71 Gyr -1.494 -1.106 -0.910
11.71-13.01 Gyr -1.668 -1.101 -0.599

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.695 10.735 10.815
{\rm log}_{10}({\rm SFR}) -0.225 0.007 0.235
{\rm log}_{10}({\rm sSFR}) -10.983 -10.743 -10.489
{\rm stellar\ age} 7.841 9.032 11.729

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.444 -0.312 -0.220
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.369 0.192 0.409

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.100 0.151 0.236
\delta -0.807 -0.511 -0.180
\tau_1/\tau_2 0.643 1.053 1.492
Q_{PAH} 0.537 1.646 3.590
U_{min} 2.572 7.692 14.860
{\rm log}_{10}(\gamma_e)\, -2.688 -1.741 -1.174

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.524 -3.767 -2.816
{\rm log}_{10}(\tau_{AGN})\, 1.038 1.560 1.922

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.409 -0.083 0.115
0.03-0.10 Gyr -0.386 0.035 0.348
0.10-0.33 Gyr -0.675 -0.155 0.211
0.33-1.08 Gyr -1.054 -0.368 0.011
1.08-3.56 Gyr -1.101 -0.272 0.212
3.56-11.71 Gyr 0.042 0.846 0.969
11.71-13.01 Gyr 0.789 1.376 1.903