2025svl

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Information

Transient

Name: AT2025svl
Right ascension: 17h56m04.46s
Declination: 54d43m49.09s
Discovery Date: July 31, 2025, 8:49 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.030

Host

Name:
Right ascension: 17h56m03.89s
Declination: 54d43m48.09s
Redshift: None
Photometric Redshift: 0.075
 

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 6.39
Cutout download processed 28.24
Global aperture construction processed 0.66
Local aperture photometry processed 5.57
Global aperture photometry processed 4.38
Validate local photometry processed 0.03
Validate global photometry processed 14.43
Host information processed 0.14
Global host SED inference processed 411.9
Local host SED inference processed 519.16
Transient information processed 0.0
Transient MWEBV processed 0.13
Host MWEBV processed 0.05
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) = 17h56m04.46s, 54d43m49.09s
semi major axis, semi minor axis (arcsec) = 1.41, 1.41
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 3.71 0.33 22.475 0.095 AB
SDSS_r 4.7 0.92 22.220 0.212 AB
PanSTARRS_r 3.56 0.42 22.522 0.128 AB
SDSS_i 4.3 1.31 22.317 0.330 AB
PanSTARRS_i 5.27 0.37 22.096 0.076 AB
PanSTARRS_z 5.37 1.08 22.074 0.218 AB
SDSS_z 4.99 4.2 22.154 0.914 AB
PanSTARRS_y 5.56 2.24 22.038 0.437 AB

Aperture details

RA, DEC (J2000) = 17h56m03.88s, 54d43m48.36s
semi major axis, semi minor axis (arcsec) = 6.37, 4.92
angle (degrees, anti-clockwise from east) = -29.6

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 19.16 3.38 20.694 0.192 AB
GALEX_NUV 19.97 2.23 20.649 0.121 AB
SDSS_u 35.65 4.87 20.020 0.148 AB
SDSS_g 89.23 3.03 19.024 0.037 AB
PanSTARRS_g 85.58 1.29 19.069 0.016 AB
SDSS_r 130.67 4.1 18.610 0.034 AB
PanSTARRS_r 133.23 1.67 18.588 0.014 AB
SDSS_i 174.77 5.83 18.294 0.036 AB
PanSTARRS_i 173.75 1.47 18.300 0.009 AB
PanSTARRS_z 168.18 4.27 18.336 0.028 AB
SDSS_z 192.11 16.85 18.191 0.095 AB
PanSTARRS_y 200.23 8.75 18.146 0.047 AB
2MASS_J 175.76 129.3 17.393 0.799 Vega
2MASS_H 416.18 207.71 15.984 0.542 Vega
2MASS_K 515.53 235.87 15.282 0.497 Vega
WISE_W1 128.65 10.02 15.927 0.085 Vega
WISE_W2 88.25 9.8 15.697 0.121 Vega
WISE_W3 208.11 42.61 12.930 0.222 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})\, 7.575 7.936 8.138
{\rm log}_{10}({\rm SFR}) -1.735 -1.287 -0.656
{\rm log}_{10}({\rm sSFR}) -9.733 -9.180 -8.141
{\rm stellar\ age} 0.340 4.170 6.418

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.183 -0.355 0.045
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.306 -0.724 -0.161

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.470 0.864 1.431
\delta -0.141 0.138 0.310
\tau_1/\tau_2 0.733 1.110 1.517
Q_{PAH} 1.142 2.823 5.003
U_{min} 2.819 8.008 15.937
{\rm log}_{10}(\gamma_e)\, -2.760 -1.740 -0.683

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.044 -0.058 0.291
{\rm log}_{10}(\tau_{AGN})\, 1.169 1.603 1.965

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.742 -1.360 -0.915
0.03-0.10 Gyr -1.870 -1.320 -0.586
0.10-0.33 Gyr -2.194 -1.532 -1.017
0.33-1.07 Gyr -3.267 -1.792 -1.402
1.07-3.51 Gyr -4.498 -2.129 -1.714
3.51-11.49 Gyr -4.910 -2.313 -1.815
11.49-12.77 Gyr -4.853 -2.375 -1.673

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.421 9.497 9.571
{\rm log}_{10}({\rm SFR}) -0.633 -0.453 -0.257
{\rm log}_{10}({\rm sSFR}) -10.133 -9.951 -9.738
{\rm stellar\ age} 5.767 6.847 7.950

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.918 -0.477 -0.169
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.004 0.149 0.287

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.052 0.109 0.229
\delta -0.617 -0.069 0.259
\tau_1/\tau_2 0.625 0.974 1.340
Q_{PAH} 1.236 2.572 4.442
U_{min} 2.725 7.432 14.019
{\rm log}_{10}(\gamma_e)\, -2.991 -2.126 -1.144

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.687 -2.061 -1.461
{\rm log}_{10}(\tau_{AGN})\, 0.890 1.220 1.740

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.657 -0.494 -0.340
0.03-0.10 Gyr -0.712 -0.435 -0.177
0.10-0.33 Gyr -0.780 -0.505 -0.272
0.33-1.07 Gyr -0.933 -0.582 -0.335
1.07-3.51 Gyr -0.821 -0.496 -0.275
3.51-11.49 Gyr -0.575 -0.391 -0.254
11.49-12.77 Gyr -0.742 -0.325 0.087