2025cah results

Information

Transient
Name:AT2025cah
Right ascension: 17h41m45.51s
Declination:15d36m43.26s
Discovery Date:Jan. 31, 2025, 12:07 p.m.
Classification:None
Redshift:None
MW E(B-V):0.071
Host
Name:2025cah
Right ascension: 17h41m45.63s
Declination:15d36m44.90s
Redshift:None
Photometric Redshift:0.078
 

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
DES_g
DES_r
GALEX_NUV
GALEX_FUV
SDSS_i
SDSS_r
SDSS_u
SDSS_z
SDSS_g
DES_i
DES_z
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 5.74
Transient MWEBV processed 0.06
Host match processed 4.11
Host information processed 0.08
Host MWEBV processed 0.06
Global aperture construction processed 0.61
Global aperture photometry processed 4.16
Validate global photometry processed 10.89
Global host SED inference processed 395.35
Local aperture photometry processed 4.26
Validate local photometry processed 0.02
Local host SED inference processed 474.16
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):17h41m45.51s, 15d36m43.26s
semi major axis, semi minor axis (arcsec):1.35, 1.35
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 49.6 0.28 19.661 0.006 AB
PanSTARRS_g 53.01 0.43 19.589 0.009 AB
PanSTARRS_r 88.98 0.42 19.027 0.005 AB
DES_r 99.67 0.66 18.904 0.007 AB
PanSTARRS_i 124.42 0.58 18.663 0.005 AB
PanSTARRS_z 153.13 1.21 18.437 0.009 AB
PanSTARRS_y 182.59 2.51 18.246 0.015 AB

Aperture details

RA, DEC (J2000):17h41m45.62s, 15d36m45.20s
semi major axis, semi minor axis (arcsec):11.81, 7.69
angle (degrees, anti-clockwise from east):-130.02
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 548.64 1.01 17.052 0.002 AB
PanSTARRS_g 603.53 2.87 16.948 0.005 AB
PanSTARRS_r 1056.03 2.67 16.341 0.003 AB
DES_r 1110.58 2.3 16.286 0.002 AB
PanSTARRS_i 1494.08 3.87 15.964 0.003 AB
PanSTARRS_z 1872.8 8.08 15.719 0.005 AB
PanSTARRS_y 2245.91 17.05 15.522 0.008 AB
2MASS_J 2816.47 234.35 14.381 0.090 Vega
2MASS_H 3536.9 386.26 13.661 0.119 Vega
2MASS_K 3156.66 420.63 13.314 0.145 Vega
WISE_W1 1782.34 39.53 13.074 0.024 Vega
WISE_W2 1237.18 38.66 12.830 0.034 Vega
WISE_W3 6469.01 142.01 9.199 0.024 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.464 9.577 9.681
{\rm log}_{10}({\rm SFR}) -1.951 -0.936 -0.174
{\rm log}_{10}({\rm sSFR}) -11.538 -10.505 -9.716
{\rm stellar\ age} 3.858 6.237 7.388

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.400 -0.585 -0.170
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.672 -0.639 0.199

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.182 0.531 0.998
\delta -0.674 -0.213 0.179
\tau_1/\tau_2 0.700 1.063 1.386
Q_{PAH} 0.930 3.110 5.424
U_{min} 3.504 8.775 15.441
{\rm log}_{10}(\gamma_e)\, -3.092 -1.888 -0.608

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.975 -0.897 -0.337
{\rm log}_{10}(\tau_{AGN})\, 1.105 1.618 1.986

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.289 -1.270 -0.797
0.03-0.10 Gyr -2.112 -0.921 -0.041
0.10-0.33 Gyr -1.400 -0.465 0.065
0.33-1.07 Gyr -0.948 -0.360 0.002
1.07-3.50 Gyr -0.817 -0.310 -0.046
3.50-11.45 Gyr -1.002 -0.369 -0.176
11.45-12.72 Gyr -1.208 -0.382 0.095

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.547 10.648 10.727
{\rm log}_{10}({\rm SFR}) -0.402 0.618 1.020
{\rm log}_{10}({\rm sSFR}) -11.140 -10.009 -9.578
{\rm stellar\ age} 4.867 6.516 7.593

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.508 -0.256 -0.107
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.527 -0.452 0.213

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.284 0.436 0.660
\delta -0.799 -0.553 -0.223
\tau_1/\tau_2 0.730 1.069 1.433
Q_{PAH} 0.817 2.192 4.168
U_{min} 2.524 7.353 14.314
{\rm log}_{10}(\gamma_e)\, -3.132 -1.699 -0.785

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.262 -1.531 -0.990
{\rm log}_{10}(\tau_{AGN})\, 1.219 1.701 2.017

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.291 -0.059 0.519
0.03-0.10 Gyr -0.423 0.708 1.158
0.10-0.33 Gyr 0.147 0.774 1.155
0.33-1.07 Gyr 0.226 0.646 1.019
1.07-3.50 Gyr 0.380 0.705 0.949
3.50-11.45 Gyr 0.369 0.717 0.880
11.45-12.72 Gyr 0.076 0.739 1.227