2025xhs

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Information

Transient

Name: AT2025xhs
Right ascension: 15h49m41.13s
Declination: 53d15m43.00s
Discovery Date: Sept. 12, 2025, 8:17 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.012

Host

Name: 2436036
Right ascension: 15h49m40.96s
Declination: 53d15m32.78s
Redshift: 0.049690
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 15.6
Transient MWEBV processed 0.04
Host match processed 3.92
Host information processed 0.11
Host MWEBV processed 0.04
Global aperture construction processed 0.65
Global aperture photometry processed 4.78
Validate global photometry processed 14.76
Global host SED inference processed 416.36
Local aperture photometry processed 5.07
Validate local photometry processed 0.02
Local host SED inference processed 449.48
 

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) = 15h49m41.13s, 53d15m43.00s
semi major axis, semi minor axis (arcsec) = 2.06, 2.06
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 15.37 1.68 20.933 0.118 AB
SDSS_g 48.85 1.9 19.678 0.042 AB
PanSTARRS_g 55.79 0.55 19.534 0.011 AB
SDSS_r 99.13 2.73 18.909 0.030 AB
PanSTARRS_r 102.18 0.64 18.877 0.007 AB
SDSS_i 145.38 3.45 18.494 0.026 AB
PanSTARRS_i 143.93 0.72 18.505 0.005 AB
PanSTARRS_z 173.95 1.41 18.299 0.009 AB
SDSS_z 171.37 6.15 18.315 0.039 AB
PanSTARRS_y 202.07 3.53 18.136 0.019 AB

Aperture details

RA, DEC (J2000) = 15h49m40.95s, 53d15m32.45s
semi major axis, semi minor axis (arcsec) = 11.79, 5.65
angle (degrees, anti-clockwise from east) = -171.4

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 779.63 7.59 16.670 0.011 AB
SDSS_i 2275.27 13.68 15.507 0.007 AB
PanSTARRS_i 2284.39 2.82 15.503 0.001 AB
PanSTARRS_z 2870.2 5.52 15.255 0.002 AB
SDSS_z 2924.4 24.69 15.235 0.009 AB
PanSTARRS_y 3497.14 14.03 15.041 0.004 AB
2MASS_J 4772.68 219.34 13.808 0.050 Vega
2MASS_K 4752.42 394.31 12.870 0.090 Vega
WISE_W1 2406.02 17.45 12.748 0.008 Vega
WISE_W3 4497.89 52.51 9.593 0.013 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})\, 9.265 9.388 9.515
{\rm log}_{10}({\rm SFR}) -1.954 -1.183 -0.525
{\rm log}_{10}({\rm sSFR}) -11.371 -10.570 -9.934
{\rm stellar\ age} 6.751 7.991 11.160

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.522 -0.968 -0.522
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.676 -0.327 0.309

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.354 0.753 1.084
\delta -0.493 -0.122 0.192
\tau_1/\tau_2 0.702 1.054 1.419
Q_{PAH} 0.678 2.443 4.959
U_{min} 2.773 8.189 14.961
{\rm log}_{10}(\gamma_e)\, -3.246 -2.044 -0.739

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.053 -1.163 -0.321
{\rm log}_{10}(\tau_{AGN})\, 1.097 1.519 1.982

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.347 -1.418 -0.760
0.03-0.10 Gyr -2.098 -1.179 -0.438
0.10-0.33 Gyr -2.387 -1.337 -0.712
0.33-1.09 Gyr -2.778 -1.385 -0.779
1.09-3.58 Gyr -2.658 -1.158 -0.585
3.58-11.78 Gyr -1.117 -0.533 -0.347
11.78-13.09 Gyr -0.925 -0.272 0.499

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.457 10.539 10.635
{\rm log}_{10}({\rm SFR}) -1.179 -0.226 0.408
{\rm log}_{10}({\rm sSFR}) -11.772 -10.818 -10.149
{\rm stellar\ age} 6.715 7.816 10.240

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.628 -0.352 -0.173
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.335 -0.348 0.268

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.211 0.422 0.685
\delta -0.753 -0.360 0.024
\tau_1/\tau_2 0.608 0.971 1.340
Q_{PAH} 0.463 1.613 4.268
U_{min} 2.803 8.072 15.181
{\rm log}_{10}(\gamma_e)\, -2.846 -1.895 -0.804

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.035 -2.540 -1.244
{\rm log}_{10}(\tau_{AGN})\, 1.090 1.492 1.915

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.202 -0.378 0.243
0.03-0.10 Gyr -1.561 -0.291 0.483
0.10-0.33 Gyr -1.709 -0.325 0.426
0.33-1.09 Gyr -1.460 -0.250 0.368
1.09-3.58 Gyr -0.809 0.237 0.607
3.58-11.78 Gyr 0.272 0.643 0.800
11.78-13.09 Gyr 0.204 0.823 1.535