2025tkc

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Information

Transient

Name: AT2025tkc
Right ascension: 21h34m44.45s
Declination: 17d00m13.86s
Discovery Date: May 31, 2025, 2:30 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.092

Host

Name:
Right ascension: 21h34m44.51s
Declination: 17d00m12.06s
Redshift: None
Photometric Redshift: 0.070
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 35.55
Transient MWEBV processed 0.08
Host match processed 6.77
Host information processed 0.16
Host MWEBV processed 0.05
Global aperture construction processed 0.72
Global aperture photometry processed 6.14
Validate global photometry processed 15.98
Global host SED inference processed 431.72
Local aperture photometry processed 6.98
Validate local photometry processed 0.03
Local host SED inference processed 419.23
 

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) = 21h34m44.45s, 17d00m13.86s
semi major axis, semi minor axis (arcsec) = 1.49, 1.49
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 26.79 1.4 20.330 0.057 AB
DES_g 29.0 0.24 20.244 0.009 AB
PanSTARRS_g 33.19 0.34 20.097 0.011 AB
SDSS_r 46.79 1.89 19.725 0.044 AB
PanSTARRS_r 54.77 0.41 19.554 0.008 AB
DES_r 53.48 0.78 19.579 0.016 AB
SDSS_i 63.03 2.27 19.401 0.039 AB
PanSTARRS_i 76.75 0.44 19.187 0.006 AB
PanSTARRS_z 88.69 0.98 19.030 0.012 AB
SDSS_z 77.96 4.88 19.170 0.068 AB
DES_z 81.45 2.35 19.123 0.031 AB
PanSTARRS_y 101.67 2.53 18.882 0.027 AB

Aperture details

RA, DEC (J2000) = 21h34m44.50s, 17d00m12.12s
semi major axis, semi minor axis (arcsec) = 7.95, 5.89
angle (degrees, anti-clockwise from east) = -171.12

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 18.82 4.16 20.713 0.240 AB
GALEX_NUV 29.25 2.5 20.235 0.093 AB
SDSS_u 66.63 6.77 19.341 0.110 AB
SDSS_g 188.8 4.07 18.210 0.023 AB
DES_g 205.45 0.7 18.118 0.004 AB
PanSTARRS_g 203.38 1.48 18.129 0.008 AB
SDSS_r 327.91 5.62 17.611 0.019 AB
PanSTARRS_r 312.55 1.78 17.663 0.006 AB
DES_r 349.81 2.11 17.540 0.007 AB
SDSS_i 418.54 6.96 17.346 0.018 AB
PanSTARRS_i 438.52 1.92 17.295 0.005 AB
PanSTARRS_z 481.23 4.41 17.194 0.010 AB
SDSS_z 540.42 20.89 17.068 0.042 AB
DES_z 509.52 6.18 17.132 0.013 AB
PanSTARRS_y 574.04 11.54 17.003 0.022 AB
WISE_W1 288.96 14.7 15.049 0.055 Vega
WISE_W2 191.16 15.61 14.858 0.089 Vega
WISE_W3 503.39 72.61 11.971 0.157 Vega
WISE_W4 281.82 422.14 11.155 1.626 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})\, 9.120 9.277 9.390
{\rm log}_{10}({\rm SFR}) -1.360 -0.859 -0.309
{\rm log}_{10}({\rm sSFR}) -10.666 -10.129 -9.512
{\rm stellar\ age} 4.279 6.686 8.264

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.622 -1.142 -0.659
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.337 -0.869 -0.338

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.330 0.651 0.929
\delta -0.519 -0.159 0.204
\tau_1/\tau_2 0.728 1.059 1.406
Q_{PAH} 0.955 2.869 5.393
U_{min} 2.858 7.710 14.574
{\rm log}_{10}(\gamma_e)\, -2.989 -1.876 -0.689

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.094 -1.149 -0.282
{\rm log}_{10}(\tau_{AGN})\, 1.031 1.531 1.989

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.390 -0.991 -0.641
0.03-0.10 Gyr -1.588 -0.854 -0.211
0.10-0.33 Gyr -1.565 -0.806 -0.245
0.33-1.07 Gyr -1.522 -0.808 -0.299
1.07-3.52 Gyr -1.368 -0.755 -0.459
3.52-11.54 Gyr -1.151 -0.659 -0.448
11.54-12.82 Gyr -1.353 -0.610 -0.035

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.888 9.947 10.027
{\rm log}_{10}({\rm SFR}) -0.157 0.119 0.355
{\rm log}_{10}({\rm sSFR}) -10.116 -9.824 -9.602
{\rm stellar\ age} 6.641 7.446 9.252

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.950 -0.698 -0.538
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.031 0.326 0.448

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.059 0.109 0.208
\delta -0.780 -0.432 -0.047
\tau_1/\tau_2 0.669 1.057 1.444
Q_{PAH} 0.705 1.885 3.643
U_{min} 2.572 7.284 14.152
{\rm log}_{10}(\gamma_e)\, -2.962 -2.130 -1.300

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.998 -2.551 -1.764
{\rm log}_{10}(\tau_{AGN})\, 1.054 1.476 1.829

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.944 -0.618 -0.453
0.03-0.10 Gyr -0.054 0.257 0.510
0.10-0.33 Gyr -0.339 0.082 0.321
0.33-1.07 Gyr -0.933 -0.330 -0.094
1.07-3.52 Gyr -0.860 -0.304 -0.026
3.52-11.54 Gyr -0.169 0.066 0.185
11.54-12.82 Gyr -0.274 0.278 0.849