2025hst

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Information

Transient

Name: AT2025hst
Right ascension: 7h58m27.43s
Declination: 11d10m06.73s
Discovery Date: April 20, 2025, 3:55 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.019

Host

Name: 2025hst
Right ascension: 7h58m27.76s
Declination: 11d10m04.31s
Redshift: 0.057483
Photometric Redshift: 0.042
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.55
Cutout download processed 19.98
Global aperture construction processed 0.74
Local aperture photometry processed 7.7
Global aperture photometry processed 7.89
Validate local photometry processed 0.03
Validate global photometry processed 20.79
Host information processed 0.09
Global host SED inference processed 1270.05
Local host SED inference processed 489.8
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.04
Processing status completed N/A N/A
 

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) = 7h58m27.43s, 11d10m06.73s
semi major axis, semi minor axis (arcsec) = 1.8, 1.8
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 15.93 1.89 20.895 0.129 AB
SDSS_g 45.44 1.81 19.756 0.043 AB
DES_g 46.52 0.29 19.731 0.007 AB
PanSTARRS_g 49.1 0.43 19.672 0.009 AB
SDSS_r 73.13 2.34 19.240 0.035 AB
PanSTARRS_r 78.52 0.37 19.163 0.005 AB
DES_r 80.68 0.57 19.133 0.008 AB
SDSS_i 101.14 2.86 18.888 0.031 AB
PanSTARRS_i 97.47 0.59 18.928 0.007 AB
PanSTARRS_z 118.2 1.4 18.718 0.013 AB
SDSS_z 114.75 6.98 18.751 0.066 AB
DES_z 119.48 1.89 18.707 0.017 AB
PanSTARRS_y 148.14 2.85 18.473 0.021 AB

Aperture details

RA, DEC (J2000) = 7h58m27.75s, 11d10m04.55s
semi major axis, semi minor axis (arcsec) = 21.38, 9.27
angle (degrees, anti-clockwise from east) = -79.39

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 160.7 5.65 18.385 0.038 AB
SDSS_u 416.54 13.71 17.351 0.036 AB
SDSS_g 1052.23 9.22 16.345 0.010 AB
PanSTARRS_g 1526.24 3.26 15.941 0.002 AB
SDSS_r 1667.37 12.19 15.845 0.008 AB
DES_r 1438.23 2.7 16.005 0.002 AB
SDSS_i 2560.78 16.11 15.379 0.007 AB
PanSTARRS_i 2694.17 4.45 15.324 0.002 AB
SDSS_z 2780.23 52.43 15.290 0.020 AB
DES_z 2230.55 8.99 15.529 0.004 AB
2MASS_J 4495.13 401.93 13.873 0.097 Vega
2MASS_H 4301.62 667.99 13.448 0.169 Vega
2MASS_K 4378.75 671.42 12.959 0.166 Vega
WISE_W1 4472.92 48.88 12.075 0.012 Vega
WISE_W2 2661.3 53.31 11.998 0.022 Vega
WISE_W3 3360.51 173.62 9.910 0.056 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.966 9.135 9.233
{\rm log}_{10}({\rm SFR}) -1.545 -0.960 -0.363
{\rm log}_{10}({\rm sSFR}) -10.677 -10.114 -9.308
{\rm stellar\ age} 3.507 6.064 7.588

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.192 -0.515 -0.060
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.664 -0.542 0.290

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.266 0.617 1.021
\delta -0.537 -0.086 0.274
\tau_1/\tau_2 0.695 1.021 1.348
Q_{PAH} 1.077 3.014 5.467
U_{min} 2.892 8.003 15.157
{\rm log}_{10}(\gamma_e)\, -3.193 -2.024 -0.667

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.215 -1.137 -0.357
{\rm log}_{10}(\tau_{AGN})\, 1.019 1.510 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.975 -1.267 -0.827
0.03-0.10 Gyr -1.642 -0.918 -0.237
0.10-0.33 Gyr -1.225 -0.634 -0.112
0.33-1.08 Gyr -1.470 -0.735 -0.317
1.08-3.56 Gyr -1.432 -0.808 -0.552
3.56-11.69 Gyr -1.492 -0.866 -0.646
11.69-12.99 Gyr -1.690 -0.864 -0.335

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.045 10.213 10.398
{\rm log}_{10}({\rm SFR}) 0.768 1.031 1.262
{\rm log}_{10}({\rm sSFR}) -9.601 -9.166 -8.805
{\rm stellar\ age} 0.669 2.164 4.689

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.499 -0.016 0.137
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.355 -1.209 -1.066

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.922 1.076 1.244
\delta -0.032 0.087 0.282
\tau_1/\tau_2 0.117 0.294 0.500
Q_{PAH} 0.050 0.177 0.399
U_{min} 2.907 7.443 14.190
{\rm log}_{10}(\gamma_e)\, -3.858 -3.545 -3.053

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.240 -2.516 -2.046
{\rm log}_{10}(\tau_{AGN})\, 0.823 0.917 1.103

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 1.097 1.280 1.458
0.03-0.10 Gyr -0.537 0.777 1.203
0.10-0.33 Gyr -0.054 0.924 1.396
0.33-1.08 Gyr 0.215 0.898 1.255
1.08-3.56 Gyr -1.329 0.319 0.850
3.56-11.69 Gyr -2.957 -0.719 0.164
11.69-12.99 Gyr -3.305 -0.763 0.284