2025sdv

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Information

Transient

Name: AT2025sdv
Right ascension: 17h50m14.61s
Declination: 67d24m17.14s
Discovery Date: July 25, 2025, 9:39 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.037

Host

Name:
Right ascension: 17h50m14.41s
Declination: 67d24m22.67s
Redshift: 0.091586
Photometric Redshift: 0.086
 

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 6.13
Cutout download processed 26.42
Global aperture construction processed 0.66
Local aperture photometry processed 4.1
Global aperture photometry processed 3.72
Validate local photometry processed 0.02
Validate global photometry processed 10.86
Host information processed 0.15
Global host SED inference processed 435.5
Local host SED inference processed 500.14
Transient information processed 0.0
Transient MWEBV processed 0.09
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) = 17h50m14.61s, 67d24m17.14s
semi major axis, semi minor axis (arcsec) = 1.17, 1.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_i 15.21 0.45 20.945 0.032 AB
PanSTARRS_z 15.97 1.12 20.892 0.076 AB
PanSTARRS_y 7.96 2.36 21.647 0.322 AB

Aperture details

RA, DEC (J2000) = 17h50m14.38s, 67d24m22.94s
semi major axis, semi minor axis (arcsec) = 9.67, 6.83
angle (degrees, anti-clockwise from east) = -110.71

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.68 2.28 21.687 0.322 AB
GALEX_NUV 12.98 2.36 21.117 0.197 AB
PanSTARRS_g 502.95 2.5 17.146 0.005 AB
PanSTARRS_r 1074.79 2.48 16.322 0.003 AB
PanSTARRS_i 1583.06 3.15 15.901 0.002 AB
PanSTARRS_z 1969.1 7.75 15.664 0.004 AB
PanSTARRS_y 2101.05 16.45 15.594 0.008 AB
2MASS_J 3345.99 203.35 14.194 0.066 Vega
2MASS_H 3967.53 330.44 13.536 0.090 Vega
2MASS_K 3823.32 364.18 13.106 0.103 Vega
WISE_W1 1490.53 15.83 13.268 0.012 Vega
WISE_W2 891.55 17.51 13.186 0.021 Vega
WISE_W3 481.86 38.37 12.019 0.086 Vega
WISE_W4 138.23 132.57 11.929 1.041 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})\, 8.312 8.587 8.783
{\rm log}_{10}({\rm SFR}) -1.595 -1.112 -0.512
{\rm log}_{10}({\rm sSFR}) -10.311 -9.678 -9.021
{\rm stellar\ age} 1.961 5.627 7.598

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.642 -1.099 -0.368
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.557 -0.983 -0.316

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.303 0.616 1.075
\delta -0.572 -0.107 0.250
\tau_1/\tau_2 0.568 0.943 1.327
Q_{PAH} 1.334 3.266 5.342
U_{min} 3.020 8.104 15.175
{\rm log}_{10}(\gamma_e)\, -2.951 -1.787 -0.626

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.939 -0.418 0.043
{\rm log}_{10}(\tau_{AGN})\, 1.113 1.507 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.395 -1.008 -0.613
0.03-0.10 Gyr -2.157 -1.247 -0.478
0.10-0.33 Gyr -2.341 -1.381 -0.737
0.33-1.06 Gyr -2.606 -1.332 -0.779
1.06-3.47 Gyr -2.780 -1.463 -1.076
3.47-11.30 Gyr -2.614 -1.434 -1.061
11.30-12.56 Gyr -2.663 -1.476 -0.791

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.930 11.016 11.098
{\rm log}_{10}({\rm SFR}) -1.049 -0.469 -0.032
{\rm log}_{10}({\rm sSFR}) -12.143 -11.490 -11.016
{\rm stellar\ age} 7.599 10.393 11.886

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.869 -0.661 -0.512
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.690 -0.863 0.099

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.158 0.260 0.398
\delta -0.676 -0.331 0.009
\tau_1/\tau_2 0.512 0.923 1.406
Q_{PAH} 0.366 0.970 2.174
U_{min} 2.567 8.015 15.492
{\rm log}_{10}(\gamma_e)\, -3.445 -2.835 -2.106

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.411 -3.486 -2.560
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.412 1.859

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.770 -0.582 -0.115
0.03-0.10 Gyr -2.000 -0.547 0.033
0.10-0.33 Gyr -2.599 -0.604 0.044
0.33-1.06 Gyr -4.113 -1.082 -0.063
1.06-3.47 Gyr -3.107 -0.788 0.291
3.47-11.30 Gyr -1.093 0.843 1.227
11.30-12.56 Gyr 1.019 2.000 2.241