2025sdq

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Information

Transient

Name: AT2025sdq
Right ascension: 0h08m35.65s
Declination: 6d37m06.82s
Discovery Date: July 25, 2025, 12:33 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.067

Host

Name:
Right ascension: 0h08m35.64s
Declination: 6d37m06.99s
Redshift: 0.079652
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 5.83
Cutout download processed 44.27
Global aperture construction processed 0.67
Local aperture photometry processed 6.44
Global aperture photometry processed 5.58
Validate local photometry processed 0.03
Validate global photometry processed 21.44
Host information processed 0.15
Global host SED inference processed 827.36
Local host SED inference processed 476.16
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 0h08m35.65s, 6d37m06.82s
semi major axis, semi minor axis (arcsec) = 1.33, 1.33
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 137.11 0.59 18.557 0.005 AB
PanSTARRS_g 138.1 0.5 18.550 0.004 AB
SDSS_r 317.09 4.66 17.647 0.016 AB
PanSTARRS_r 315.96 0.48 17.651 0.002 AB
DES_r 388.2 1.97 17.427 0.006 AB
SDSS_i 503.61 5.95 17.145 0.013 AB
PanSTARRS_i 443.41 0.49 17.283 0.001 AB
PanSTARRS_z 587.16 1.24 16.978 0.002 AB
SDSS_z 717.87 7.98 16.760 0.012 AB
DES_z 678.43 6.84 16.821 0.011 AB
PanSTARRS_y 761.74 2.32 16.695 0.003 AB

Aperture details

RA, DEC (J2000) = 0h08m35.63s, 6d37m07.16s
semi major axis, semi minor axis (arcsec) = 6.95, 5.74
angle (degrees, anti-clockwise from east) = -83.44

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 5.01 2.19 22.151 0.476 AB
GALEX_NUV 7.27 2.39 21.747 0.357 AB
SDSS_u 108.24 6.11 18.814 0.061 AB
SDSS_g 401.73 5.67 17.390 0.015 AB
DES_g 451.1 1.13 17.264 0.003 AB
PanSTARRS_g 426.3 2.05 17.326 0.005 AB
SDSS_r 924.93 8.45 16.485 0.010 AB
PanSTARRS_r 915.19 1.89 16.496 0.002 AB
DES_r 1030.58 3.34 16.367 0.004 AB
SDSS_i 1404.91 11.29 16.031 0.009 AB
PanSTARRS_i 1325.95 1.91 16.094 0.002 AB
PanSTARRS_z 1757.15 5.18 15.788 0.003 AB
SDSS_z 2039.41 21.99 15.626 0.012 AB
DES_z 1919.47 11.64 15.692 0.007 AB
PanSTARRS_y 2252.05 10.62 15.519 0.005 AB
2MASS_J 2866.14 166.68 14.362 0.063 Vega
2MASS_H 3695.06 257.5 13.613 0.076 Vega
2MASS_K 3458.22 267.47 13.215 0.084 Vega
WISE_W1 1237.8 24.35 13.469 0.021 Vega
WISE_W2 729.88 27.52 13.403 0.041 Vega
WISE_W3 29.73 92.57 15.043 3.381 Vega
WISE_W4 489.11 484.81 10.556 1.076 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})\, 10.076 10.214 10.333
{\rm log}_{10}({\rm SFR}) -0.378 0.114 0.550
{\rm log}_{10}({\rm sSFR}) -10.701 -10.116 -9.578
{\rm stellar\ age} 3.975 6.170 7.759

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.920 -0.520 -0.230
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.286 0.052 0.263

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.555 0.772 1.141
\delta -0.927 -0.751 -0.480
\tau_1/\tau_2 0.740 1.062 1.403
Q_{PAH} 0.828 2.618 4.663
U_{min} 2.745 7.906 14.538
{\rm log}_{10}(\gamma_e)\, -3.231 -1.736 -0.917

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.192 -2.536 -0.853
{\rm log}_{10}(\tau_{AGN})\, 0.913 1.427 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.144 0.206 0.531
0.03-0.10 Gyr -0.773 0.018 0.572
0.10-0.33 Gyr -0.690 0.076 0.610
0.33-1.07 Gyr -0.362 0.252 0.654
1.07-3.50 Gyr -0.162 0.332 0.576
3.50-11.44 Gyr -0.323 0.225 0.448
11.44-12.71 Gyr -0.544 0.241 0.819

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.796 10.849 10.941
{\rm log}_{10}({\rm SFR}) -1.990 -0.868 0.269
{\rm log}_{10}({\rm sSFR}) -12.823 -11.769 -10.598
{\rm stellar\ age} 7.499 9.403 11.976

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.844 -0.600 -0.457
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.747 0.151 0.400

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.115 0.227 0.444
\delta -0.879 -0.527 -0.159
\tau_1/\tau_2 0.604 0.996 1.416
Q_{PAH} 0.491 2.069 4.698
U_{min} 2.819 8.738 16.539
{\rm log}_{10}(\gamma_e)\, -2.743 -1.422 -0.555

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.524 -3.595 -2.581
{\rm log}_{10}(\tau_{AGN})\, 1.153 1.675 2.007

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.118 -1.866 -0.890
0.03-0.10 Gyr -2.105 -0.781 0.420
0.10-0.33 Gyr -3.017 -1.207 -0.085
0.33-1.07 Gyr -4.307 -1.661 -0.452
1.07-3.50 Gyr -3.135 -1.160 0.021
3.50-11.44 Gyr -0.902 0.882 1.113
11.44-12.71 Gyr 0.488 1.642 2.080