2025sqv

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Information

Transient

Name: AT2025sqv
Right ascension: 23h29m29.76s
Declination: 23d22m45.61s
Discovery Date: July 30, 2025, 8:44 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 23h29m29.72s
Declination: 23d22m42.13s
Redshift: None
Photometric Redshift: 0.059
 

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 6.09
Cutout download processed 36.37
Global aperture construction processed 0.68
Local aperture photometry processed 6.13
Global aperture photometry processed 4.95
Validate local photometry processed 0.03
Validate global photometry processed 14.62
Host information processed 0.14
Global host SED inference processed 398.52
Local host SED inference processed 440.72
Transient information processed 0.0
Transient MWEBV processed 0.09
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) = 23h29m29.76s, 23d22m45.61s
semi major axis, semi minor axis (arcsec) = 1.74, 1.74
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 16.08 1.71 20.885 0.116 AB
SDSS_g 56.1 2.04 19.528 0.039 AB
DES_g 59.11 0.37 19.471 0.007 AB
PanSTARRS_g 60.22 0.38 19.451 0.007 AB
SDSS_r 101.57 2.71 18.883 0.029 AB
PanSTARRS_r 106.43 0.49 18.832 0.005 AB
DES_r 113.18 1.04 18.766 0.010 AB
SDSS_i 149.73 3.44 18.462 0.025 AB
PanSTARRS_i 155.12 0.61 18.423 0.004 AB
PanSTARRS_z 189.79 1.21 18.204 0.007 AB
SDSS_z 200.52 5.4 18.145 0.029 AB
DES_z 189.71 2.88 18.205 0.017 AB
PanSTARRS_y 223.92 2.5 18.025 0.012 AB

Aperture details

RA, DEC (J2000) = 23h29m29.72s, 23d22m42.39s
semi major axis, semi minor axis (arcsec) = 14.44, 7.69
angle (degrees, anti-clockwise from east) = -158.21

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 37.35 1.7 19.969 0.049 AB
GALEX_NUV 51.25 1.24 19.626 0.026 AB
SDSS_u 119.84 9.08 18.704 0.082 AB
SDSS_g 539.01 7.18 17.071 0.014 AB
PanSTARRS_g 580.91 2.17 16.990 0.004 AB
SDSS_r 1019.57 9.39 16.379 0.010 AB
PanSTARRS_r 1002.45 2.78 16.397 0.003 AB
SDSS_i 1434.97 12.83 16.008 0.010 AB
PanSTARRS_i 1401.13 3.53 16.034 0.003 AB
PanSTARRS_z 1693.91 7.1 15.828 0.005 AB
SDSS_z 2045.32 26.87 15.623 0.014 AB
PanSTARRS_y 2015.51 14.96 15.639 0.008 AB
2MASS_J 2191.74 259.08 14.653 0.128 Vega
2MASS_H 2552.82 434.53 14.015 0.185 Vega
2MASS_K 2408.18 419.06 13.608 0.189 Vega
WISE_W1 1282.14 23.45 13.431 0.020 Vega
WISE_W2 723.12 27.6 13.413 0.041 Vega
WISE_W3 1925.56 123.8 10.515 0.070 Vega
WISE_W4 954.27 541.43 9.831 0.616 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})\, 9.396 9.545 9.687
{\rm log}_{10}({\rm SFR}) -1.598 -0.873 -0.220
{\rm log}_{10}({\rm sSFR}) -11.126 -10.408 -9.743
{\rm stellar\ age} 5.512 7.415 9.407

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.566 -0.912 -0.436
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.784 -1.037 0.135

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.324 0.825 1.210
\delta -0.533 -0.083 0.258
\tau_1/\tau_2 0.669 1.012 1.363
Q_{PAH} 0.483 1.820 4.615
U_{min} 3.023 8.032 15.277
{\rm log}_{10}(\gamma_e)\, -3.123 -1.916 -0.628

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.275 -1.132 -0.314
{\rm log}_{10}(\tau_{AGN})\, 0.969 1.388 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.726 -1.127 -0.711
0.03-0.10 Gyr -1.795 -0.845 -0.094
0.10-0.33 Gyr -1.828 -0.828 -0.267
0.33-1.08 Gyr -1.878 -0.868 -0.320
1.08-3.55 Gyr -1.601 -0.676 -0.296
3.55-11.67 Gyr -0.916 -0.383 -0.166
11.67-12.96 Gyr -0.924 -0.246 0.419

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.469 10.516 10.592
{\rm log}_{10}({\rm SFR}) -0.277 -0.001 0.322
{\rm log}_{10}({\rm sSFR}) -10.786 -10.505 -10.198
{\rm stellar\ age} 7.784 9.500 11.791

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.628 -0.470 -0.346
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.535 -0.589 0.155

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.111 0.189 0.313
\delta -0.473 -0.175 0.048
\tau_1/\tau_2 0.647 1.071 1.518
Q_{PAH} 0.981 3.115 4.916
U_{min} 2.507 7.931 15.839
{\rm log}_{10}(\gamma_e)\, -2.668 -1.613 -0.844

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.391 -3.430 -2.408
{\rm log}_{10}(\tau_{AGN})\, 1.082 1.605 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.852 -0.394 -0.189
0.03-0.10 Gyr -0.259 0.103 0.466
0.10-0.33 Gyr -0.707 -0.143 0.209
0.33-1.08 Gyr -1.305 -0.459 -0.070
1.08-3.55 Gyr -1.567 -0.508 -0.027
3.55-11.67 Gyr -0.336 0.557 0.741
11.67-12.96 Gyr 0.544 1.296 1.697