2025pcy results

Information

Transient
Name:AT2025pcy
Right ascension: 17h18m57.00s
Declination:31d54m40.76s
Discovery Date:June 26, 2025, 7:52 a.m.
Classification:None
Redshift:None
MW E(B-V):0.030
Host
Name:
Right ascension: 17h18m56.96s
Declination:31d54m43.00s
Redshift:0.087111
Photometric Redshift:None
 

Cutout Download Report

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

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 19.25
Transient MWEBV processed 0.05
Host match processed 6.4
Host information processed 0.15
Host MWEBV processed 0.05
Global aperture construction processed 0.62
Global aperture photometry processed 5.59
Validate global photometry processed 15.6
Global host SED inference processed 509.42
Local aperture photometry processed 6.31
Validate local photometry processed 0.02
Local host SED inference processed 451.13
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h18m57.00s, 31d54m40.76s
semi major axis, semi minor axis (arcsec):1.23, 1.23
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 17.35 0.33 20.802 0.021 AB
PanSTARRS_r 25.43 0.37 20.387 0.016 AB
DES_r 32.67 0.62 20.115 0.021 AB
PanSTARRS_i 41.89 0.4 19.845 0.010 AB
PanSTARRS_z 56.42 0.93 19.521 0.018 AB
DES_z 71.26 2.55 19.268 0.039 AB
PanSTARRS_y 69.75 1.92 19.291 0.030 AB

Aperture details

RA, DEC (J2000):17h18m56.95s, 31d54m43.15s
semi major axis, semi minor axis (arcsec):7.0, 6.12
angle (degrees, anti-clockwise from east):-159.83
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 83.66 5.09 19.094 0.066 AB
SDSS_g 202.91 4.03 18.132 0.022 AB
DES_g 209.64 1.17 18.096 0.006 AB
PanSTARRS_g 206.48 1.3 18.113 0.007 AB
SDSS_r 351.49 5.43 17.535 0.017 AB
PanSTARRS_r 350.65 1.94 17.538 0.006 AB
DES_r 374.04 2.15 17.468 0.006 AB
SDSS_i 481.85 6.82 17.193 0.015 AB
PanSTARRS_i 485.95 2.1 17.184 0.005 AB
PanSTARRS_z 575.02 4.9 17.001 0.009 AB
SDSS_z 625.96 16.62 16.909 0.029 AB
DES_z 564.08 7.87 17.022 0.015 AB
PanSTARRS_y 673.01 10.16 16.830 0.016 AB
2MASS_J 857.8 137.36 15.672 0.174 Vega
2MASS_H 560.82 238.26 15.660 0.461 Vega
2MASS_K 891.49 248.71 14.687 0.303 Vega
WISE_W1 361.52 14.69 14.806 0.044 Vega
WISE_W2 227.49 17.07 14.669 0.081 Vega
WISE_W3 502.15 62.6 11.974 0.135 Vega
WISE_W4 658.9 388.91 10.233 0.641 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.028 9.362 9.484
{\rm log}_{10}({\rm SFR}) -0.594 -0.043 0.462
{\rm log}_{10}({\rm sSFR}) -10.033 -9.405 -8.565
{\rm stellar\ age} 0.977 5.751 7.622

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.586 -0.029 0.124
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.281 -0.665 -0.135

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.680 1.392 1.908
\delta -0.142 0.078 0.287
\tau_1/\tau_2 0.727 1.108 1.486
Q_{PAH} 0.616 2.326 5.221
U_{min} 2.930 7.883 15.159
{\rm log}_{10}(\gamma_e)\, -3.226 -1.747 -0.582

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.764 -1.608 0.006
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.364 1.906

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.845 -0.247 0.193
0.03-0.10 Gyr -0.687 -0.039 0.548
0.10-0.33 Gyr -1.340 -0.422 0.190
0.33-1.07 Gyr -1.985 -0.731 -0.190
1.07-3.48 Gyr -2.459 -0.779 -0.407
3.48-11.35 Gyr -2.794 -0.663 -0.383
11.35-12.61 Gyr -2.636 -0.682 -0.071

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.190 10.274 10.379
{\rm log}_{10}({\rm SFR}) -1.145 -0.166 0.761
{\rm log}_{10}({\rm sSFR}) -11.405 -10.386 -9.477
{\rm stellar\ age} 6.771 7.615 10.987

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.383 -0.973 -0.701
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.967 0.139 0.400

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.108 0.255 0.429
\delta -0.872 -0.544 0.043
\tau_1/\tau_2 0.519 0.908 1.336
Q_{PAH} 0.555 1.798 4.213
U_{min} 2.917 8.784 16.589
{\rm log}_{10}(\gamma_e)\, -3.057 -1.945 -0.853

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.121 -2.719 -1.671
{\rm log}_{10}(\tau_{AGN})\, 1.065 1.518 1.916

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.660 -1.102 -0.518
0.03-0.10 Gyr -1.171 -0.037 0.921
0.10-0.33 Gyr -2.474 -0.619 0.086
0.33-1.07 Gyr -3.658 -0.793 -0.138
1.07-3.48 Gyr -2.512 -0.315 0.260
3.48-11.35 Gyr -0.415 0.402 0.576
11.35-12.61 Gyr -0.417 0.574 1.449