2025tcy results

Information

Transient
Name:AT2025tcy
Right ascension: 12h21m20.37s
Declination:16d10m08.95s
Discovery Date:April 4, 2025, 7:17 a.m.
Classification:None
Redshift:None
MW E(B-V):0.025
Host
Name:
Right ascension: 12h21m20.43s
Declination:16d10m10.37s
Redshift:None
Photometric Redshift:0.061
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
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_z
WISE_W1
WISE_W2
WISE_W3
WISE_W4
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 42.22
Transient MWEBV processed 0.03
Host match processed 6.97
Host information processed 0.16
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry processed 6.35
Validate global photometry processed 15.49
Global host SED inference processed 519.48
Local aperture photometry processed 7.13
Validate local photometry processed 0.02
Local host SED inference processed 447.57
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):12h21m20.37s, 16d10m08.95s
semi major axis, semi minor axis (arcsec):1.7, 1.7
angle (degrees, anti-clockwise from east):0.0
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 4.96 1.35 22.161 0.296 AB
SDSS_g 11.8 1.01 21.220 0.093 AB
DES_g 11.93 0.21 21.208 0.019 AB
PanSTARRS_g 10.89 0.34 21.308 0.034 AB
SDSS_r 16.8 1.31 20.837 0.084 AB
PanSTARRS_r 16.94 0.41 20.828 0.026 AB
DES_r 19.54 0.44 20.673 0.024 AB
SDSS_i 23.05 1.66 20.493 0.078 AB
PanSTARRS_i 20.1 0.62 20.642 0.034 AB
PanSTARRS_z 23.99 1.1 20.450 0.050 AB
SDSS_z 23.5 4.23 20.473 0.195 AB
DES_z 26.43 1.09 20.345 0.045 AB
PanSTARRS_y 27.08 2.2 20.319 0.088 AB

Aperture details

RA, DEC (J2000):12h21m20.43s, 16d10m10.62s
semi major axis, semi minor axis (arcsec):4.9, 3.61
angle (degrees, anti-clockwise from east):-6.09
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 9.39 0.79 21.468 0.091 AB
GALEX_NUV 12.46 0.47 21.162 0.041 AB
SDSS_u 20.62 3.37 20.614 0.178 AB
SDSS_g 56.1 2.29 19.528 0.044 AB
PanSTARRS_g 51.47 0.83 19.621 0.018 AB
SDSS_r 83.9 3.03 19.091 0.039 AB
PanSTARRS_r 75.69 1.0 19.202 0.014 AB
DES_r 84.1 0.96 19.088 0.012 AB
SDSS_i 106.66 3.83 18.830 0.039 AB
PanSTARRS_i 96.26 1.52 18.941 0.017 AB
PanSTARRS_z 107.61 2.68 18.820 0.027 AB
SDSS_z 97.03 10.34 18.933 0.116 AB
DES_z 109.7 2.34 18.799 0.023 AB
PanSTARRS_y 115.94 5.34 18.739 0.050 AB
2MASS_J 31.91 111.25 19.245 3.785 Vega
2MASS_H 266.51 189.1 16.468 0.770 Vega
2MASS_K 160.15 182.06 16.551 1.234 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.155 8.380 8.516
{\rm log}_{10}({\rm SFR}) -1.967 -1.357 -0.601
{\rm log}_{10}({\rm sSFR}) -10.360 -9.762 -8.870
{\rm stellar\ age} 2.093 5.398 7.006

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.323 -0.629 -0.145
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.722 -0.728 0.249

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.164 0.464 0.971
\delta -0.650 -0.206 0.207
\tau_1/\tau_2 0.710 1.059 1.415
Q_{PAH} 0.903 2.730 5.228
U_{min} 2.996 8.515 15.777
{\rm log}_{10}(\gamma_e)\, -2.856 -1.628 -0.604

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.066 -0.287 0.097
{\rm log}_{10}(\tau_{AGN})\, 1.074 1.415 1.861

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.340 -1.720 -1.210
0.03-0.10 Gyr -2.034 -1.322 -0.485
0.10-0.33 Gyr -2.027 -1.317 -0.781
0.33-1.08 Gyr -2.434 -1.404 -1.008
1.08-3.55 Gyr -2.596 -1.521 -1.249
3.55-11.65 Gyr -2.939 -1.694 -1.383
11.65-12.94 Gyr -3.003 -1.725 -1.177

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.025 9.162 9.315
{\rm log}_{10}({\rm SFR}) -0.785 -0.413 -0.051
{\rm log}_{10}({\rm sSFR}) -9.956 -9.583 -9.202
{\rm stellar\ age} 4.600 6.571 8.519

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.655 -1.140 -0.434
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.621 -0.032 0.347

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.139 0.586 1.027
\delta -0.027 0.249 0.357
\tau_1/\tau_2 0.652 1.026 1.419
Q_{PAH} 1.310 3.101 5.143
U_{min} 2.991 8.142 15.236
{\rm log}_{10}(\gamma_e)\, -2.972 -1.728 -0.595

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.552 -1.693 -0.578
{\rm log}_{10}(\tau_{AGN})\, 0.922 1.331 1.797

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.486 -0.982 -0.566
0.03-0.10 Gyr -0.707 -0.303 0.080
0.10-0.33 Gyr -1.132 -0.569 -0.057
0.33-1.08 Gyr -1.535 -0.847 -0.453
1.08-3.55 Gyr -1.616 -0.924 -0.612
3.55-11.65 Gyr -1.376 -0.828 -0.595
11.65-12.94 Gyr -1.348 -0.689 -0.028