2025ucn

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Information

Transient

Name: AT2025ucn
Right ascension: 16h56m58.87s
Declination: 34d41m53.10s
Discovery Date: May 5, 2025, 12:47 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.010

Host

Name:
Right ascension: 16h56m58.90s
Declination: 34d41m52.25s
Redshift: 0.106795
Photometric Redshift: 0.106
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 35.05
Transient MWEBV processed 0.04
Host match processed 5.72
Host information processed 0.14
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 6.4
Validate global photometry processed 17.6
Global host SED inference processed 431.99
Local aperture photometry processed 7.45
Validate local photometry processed 0.02
Local host SED inference processed 637.64
 

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) = 16h56m58.87s, 34d41m53.10s
semi major axis, semi minor axis (arcsec) = 1.02, 1.02
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_z 64.31 1.26 19.379 0.021 AB
PanSTARRS_y 73.69 1.61 19.231 0.024 AB

Aperture details

RA, DEC (J2000) = 16h56m58.90s, 34d41m52.54s
semi major axis, semi minor axis (arcsec) = 4.42, 3.97
angle (degrees, anti-clockwise from east) = -97.06

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 6.83 0.64 21.814 0.102 AB
GALEX_NUV 8.46 0.49 21.581 0.063 AB
SDSS_u 25.94 3.28 20.365 0.137 AB
SDSS_g 76.47 2.51 19.191 0.036 AB
DES_g 83.58 0.65 19.095 0.008 AB
PanSTARRS_g 86.32 0.93 19.060 0.012 AB
SDSS_r 161.85 3.67 18.377 0.025 AB
PanSTARRS_r 159.35 1.2 18.394 0.008 AB
DES_r 165.48 1.31 18.353 0.009 AB
SDSS_i 218.61 4.8 18.051 0.024 AB
PanSTARRS_i 217.02 0.92 18.059 0.005 AB
PanSTARRS_z 261.32 2.46 17.857 0.010 AB
SDSS_z 311.25 14.18 17.667 0.049 AB
DES_z 281.08 2.8 17.778 0.011 AB
PanSTARRS_y 287.77 6.42 17.752 0.024 AB
2MASS_J 322.27 90.34 16.735 0.304 Vega
2MASS_H 519.31 131.93 15.744 0.276 Vega
2MASS_K 267.63 138.9 15.993 0.563 Vega
WISE_W1 147.7 7.59 15.778 0.056 Vega
WISE_W2 87.31 10.2 15.708 0.127 Vega
WISE_W3 104.56 48.88 13.678 0.508 Vega
WISE_W4 394.42 380.56 10.790 1.048 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})\, 8.985 9.397 9.689
{\rm log}_{10}({\rm SFR}) -0.559 0.052 0.476
{\rm log}_{10}({\rm sSFR}) -10.108 -9.375 -8.686
{\rm stellar\ age} 1.643 5.701 8.462

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.215 -0.230 0.114
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.088 -0.440 0.109

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.536 1.049 1.519
\delta -0.477 -0.143 0.169
\tau_1/\tau_2 0.442 0.903 1.387
Q_{PAH} 0.619 1.992 4.035
U_{min} 3.000 8.170 15.227
{\rm log}_{10}(\gamma_e)\, -3.362 -2.143 -0.641

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.904 -1.951 -0.285
{\rm log}_{10}(\tau_{AGN})\, 0.988 1.495 1.947

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.344 0.221 0.592
0.03-0.10 Gyr -1.854 -0.254 0.402
0.10-0.32 Gyr -3.032 -0.863 -0.007
0.32-1.06 Gyr -3.264 -0.911 0.026
1.06-3.43 Gyr -2.915 -0.917 -0.354
3.43-11.13 Gyr -2.427 -0.784 -0.269
11.13-12.37 Gyr -2.209 -0.658 0.326

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.146 10.202 10.283
{\rm log}_{10}({\rm SFR}) -0.618 -0.308 0.020
{\rm log}_{10}({\rm sSFR}) -10.819 -10.505 -10.178
{\rm stellar\ age} 7.486 8.981 11.506

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.011 -0.744 -0.579
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.246 -0.548 -0.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.107 0.196 0.339
\delta -0.698 -0.364 -0.060
\tau_1/\tau_2 0.597 1.045 1.472
Q_{PAH} 0.992 2.489 4.628
U_{min} 2.862 8.001 15.434
{\rm log}_{10}(\gamma_e)\, -1.778 -0.864 -0.260

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.051 -2.799 -1.751
{\rm log}_{10}(\tau_{AGN})\, 1.071 1.583 1.941

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.016 -0.633 -0.424
0.03-0.10 Gyr -0.607 -0.219 0.155
0.10-0.32 Gyr -1.999 -0.756 -0.310
0.32-1.06 Gyr -2.571 -1.016 -0.580
1.06-3.43 Gyr -2.384 -0.950 -0.392
3.43-11.13 Gyr -0.975 0.284 0.446
11.13-12.37 Gyr 0.288 0.971 1.425