2025cyh results

Information

Transient
Name:AT2025cyh
Right ascension: 18h34m46.68s
Declination:31d50m05.25s
Discovery Date:Feb. 15, 2025, 12:56 p.m.
Classification:None
Redshift:None
MW E(B-V):0.084
Host
Name:2025cyh
Right ascension: 18h34m46.69s
Declination:31d50m05.42s
Redshift:None
Photometric Redshift:0.077
 

Cutout Download Report

Downloaded Unavailable
2MASS_H
2MASS_J
2MASS_K
WISE_W1
WISE_W2
WISE_W3
WISE_W4
GALEX_NUV
PanSTARRS_g
PanSTARRS_r
PanSTARRS_i
PanSTARRS_z
PanSTARRS_y
DES_g
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_r
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 4.22
Transient MWEBV processed 0.04
Host match processed 3.53
Host information processed 0.08
Host MWEBV processed 0.04
Global aperture construction processed 0.69
Global aperture photometry processed 4.26
Validate global photometry processed 11.91
Global host SED inference processed 572.46
Local aperture photometry processed 4.27
Validate local photometry processed 0.02
Local host SED inference processed 546.18
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):18h34m46.68s, 31d50m05.25s
semi major axis, semi minor axis (arcsec):1.37, 1.37
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 31.13 0.45 20.167 0.016 AB
PanSTARRS_g 44.1 0.27 19.789 0.007 AB
PanSTARRS_r 83.17 0.49 19.100 0.006 AB
PanSTARRS_i 115.57 0.41 18.743 0.004 AB
PanSTARRS_z 146.65 1.29 18.484 0.010 AB
PanSTARRS_y 156.02 2.59 18.417 0.018 AB

Aperture details

RA, DEC (J2000):18h34m46.68s, 31d50m05.55s
semi major axis, semi minor axis (arcsec):4.74, 3.86
angle (degrees, anti-clockwise from east):-136.81
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 12.69 1.98 21.141 0.169 AB
DES_g 80.64 0.82 19.134 0.011 AB
PanSTARRS_g 92.23 0.8 18.988 0.009 AB
PanSTARRS_r 182.72 1.41 18.246 0.008 AB
PanSTARRS_i 249.04 1.15 17.909 0.005 AB
PanSTARRS_z 310.06 3.71 17.671 0.013 AB
PanSTARRS_y 338.27 7.5 17.577 0.024 AB
2MASS_J 627.3 116.66 16.011 0.202 Vega
2MASS_H 722.3 159.09 15.386 0.239 Vega
2MASS_K 794.69 210.99 14.812 0.288 Vega
WISE_W1 265.44 29.02 15.141 0.119 Vega
WISE_W2 182.42 25.78 14.908 0.153 Vega
WISE_W3 549.99 68.23 11.875 0.135 Vega
WISE_W4 2221.74 492.78 8.913 0.241 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.704 9.798 9.901
{\rm log}_{10}({\rm SFR}) -2.259 -1.362 -0.693
{\rm log}_{10}({\rm sSFR}) -12.015 -11.147 -10.493
{\rm stellar\ age} 7.684 10.506 12.067

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.348 -0.884 -0.586
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.380 -0.796 -0.190

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.212 0.461 0.773
\delta -0.461 -0.086 0.219
\tau_1/\tau_2 0.565 0.958 1.363
Q_{PAH} 0.792 2.932 5.714
U_{min} 3.570 9.482 16.818
{\rm log}_{10}(\gamma_e)\, -3.142 -1.993 -0.594

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.553 -0.739 -0.235
{\rm log}_{10}(\tau_{AGN})\, 1.088 1.520 1.989

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.535 -1.385 -0.752
0.03-0.10 Gyr -3.043 -1.533 -0.688
0.10-0.33 Gyr -3.978 -1.772 -0.910
0.33-1.07 Gyr -5.205 -1.987 -1.007
1.07-3.50 Gyr -4.535 -2.030 -0.793
3.50-11.47 Gyr -2.295 -0.402 -0.007
11.47-12.74 Gyr -0.160 0.779 1.023

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.029 10.111 10.159
{\rm log}_{10}({\rm SFR}) -0.741 -0.426 -0.128
{\rm log}_{10}({\rm sSFR}) -10.829 -10.519 -10.229
{\rm stellar\ age} 8.344 11.314 12.024

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.560 -0.375 -0.238
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.342 0.065 0.290

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.067 0.156 0.307
\delta -0.376 0.029 0.290
\tau_1/\tau_2 0.730 1.188 1.662
Q_{PAH} 1.259 2.843 4.753
U_{min} 2.800 8.127 15.411
{\rm log}_{10}(\gamma_e)\, -2.757 -1.756 -0.787

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.674 -1.610 -1.228
{\rm log}_{10}(\tau_{AGN})\, 1.052 1.404 1.705

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.718 -0.434 -0.191
0.03-0.10 Gyr -1.100 -0.445 -0.060
0.10-0.33 Gyr -3.387 -1.464 -0.768
0.33-1.07 Gyr -4.475 -1.918 -1.109
1.07-3.50 Gyr -3.355 -1.642 -0.915
3.50-11.47 Gyr -1.760 -0.395 0.250
11.47-12.74 Gyr 0.497 1.189 1.290