2025sdk

Download data

Information

Transient

Name: AT2025sdk
Right ascension: 0h55m30.48s
Declination: -1d24m51.94s
Discovery Date: July 25, 2025, 12:52 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.035

Host

Name: 73470
Right ascension: 0h55m30.54s
Declination: -1d24m51.80s
Redshift: 0.042763
Photometric Redshift:
 

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 4.58
Cutout download processed 31.38
Global aperture construction processed 0.65
Local aperture photometry processed 6.84
Global aperture photometry processed 6.04
Validate local photometry processed 0.03
Validate global photometry processed 17.39
Host information processed 0.15
Global host SED inference processed 483.82
Local host SED inference processed 659.11
Transient information processed 0.0
Transient MWEBV processed 0.07
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) = 0h55m30.48s, -1d24m51.94s
semi major axis, semi minor axis (arcsec) = 2.37, 2.37
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 94.16 3.48 18.965 0.040 AB
SDSS_g 521.9 5.96 17.106 0.012 AB
DES_g 540.38 0.89 17.068 0.002 AB
PanSTARRS_g 527.73 0.96 17.094 0.002 AB
SDSS_r 1180.83 9.0 16.220 0.008 AB
PanSTARRS_r 1180.34 0.87 16.220 0.001 AB
DES_r 1311.59 1.45 16.106 0.001 AB
SDSS_i 1764.37 11.07 15.784 0.007 AB
PanSTARRS_i 1745.66 1.12 15.795 0.001 AB
PanSTARRS_z 2160.44 2.03 15.564 0.001 AB
SDSS_z 2441.62 14.56 15.431 0.006 AB
DES_z 2469.05 5.25 15.419 0.002 AB
PanSTARRS_y 2473.91 5.74 15.417 0.003 AB

Aperture details

RA, DEC (J2000) = 0h55m30.51s, -1d24m51.22s
semi major axis, semi minor axis (arcsec) = 7.89, 6.73
angle (degrees, anti-clockwise from east) = -135.47

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 2.73 0.36 22.809 0.142 AB
GALEX_NUV 8.36 0.26 21.594 0.034 AB
SDSS_u 232.99 8.55 17.982 0.040 AB
SDSS_g 934.02 8.18 16.474 0.010 AB
DES_g 998.94 1.25 16.401 0.001 AB
PanSTARRS_g 1010.81 2.66 16.388 0.003 AB
SDSS_r 2112.72 12.53 15.588 0.006 AB
PanSTARRS_r 2105.65 2.28 15.592 0.001 AB
DES_r 2284.05 1.97 15.503 0.001 AB
SDSS_i 3118.94 15.67 15.165 0.005 AB
PanSTARRS_i 3164.17 2.76 15.149 0.001 AB
PanSTARRS_z 3968.93 5.42 14.903 0.001 AB
SDSS_z 4211.31 27.09 14.839 0.007 AB
DES_z 4247.31 6.98 14.830 0.002 AB
PanSTARRS_y 4761.23 17.21 14.706 0.004 AB
2MASS_J 6378.83 152.86 13.493 0.026 Vega
2MASS_H 7460.09 254.91 12.851 0.037 Vega
2MASS_K 7182.23 302.24 12.422 0.046 Vega
WISE_W1 2691.28 32.04 12.626 0.013 Vega
WISE_W2 1490.68 41.43 12.628 0.030 Vega
WISE_W3 589.5 141.49 11.800 0.261 Vega
WISE_W4 831.25 690.38 9.981 0.902 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})\, 10.240 10.354 10.505
{\rm log}_{10}({\rm SFR}) -2.472 -0.522 0.380
{\rm log}_{10}({\rm sSFR}) -13.089 -10.798 -9.856
{\rm stellar\ age} 6.991 8.240 12.341

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.621 -1.073 -0.780
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.816 -0.100 0.371

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.515 0.762 1.087
\delta -0.860 -0.652 -0.350
\tau_1/\tau_2 0.607 0.996 1.403
Q_{PAH} 0.504 1.721 3.944
U_{min} 2.895 8.422 16.234
{\rm log}_{10}(\gamma_e)\, -2.556 -1.432 -0.767

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.661 -1.625 -0.797
{\rm log}_{10}(\tau_{AGN})\, 1.016 1.423 1.959

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.259 -0.381 0.165
0.03-0.10 Gyr -4.042 -0.734 0.451
0.10-0.33 Gyr -4.252 -0.795 0.235
0.33-1.09 Gyr -4.780 -0.845 0.071
1.09-3.60 Gyr -3.553 -0.465 0.298
3.60-11.87 Gyr -0.970 0.386 0.603
11.87-13.18 Gyr -0.027 0.772 1.613

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.675 10.738 10.772
{\rm log}_{10}({\rm SFR}) -3.186 -1.975 -1.349
{\rm log}_{10}({\rm sSFR}) -13.860 -12.712 -12.066
{\rm stellar\ age} 10.612 12.478 12.521

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.869 -0.699 -0.570
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.572 -0.682 0.154

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.217 0.310 0.432
\delta -0.541 -0.316 -0.131
\tau_1/\tau_2 0.478 0.906 1.365
Q_{PAH} 0.365 1.120 2.297
U_{min} 3.508 9.499 17.264
{\rm log}_{10}(\gamma_e)\, -2.997 -1.826 -1.209

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.526 -3.777 -2.778
{\rm log}_{10}(\tau_{AGN})\, 1.132 1.645 1.987

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.749 -2.463 -1.664
0.03-0.10 Gyr -3.927 -2.010 -1.230
0.10-0.33 Gyr -5.326 -2.631 -1.512
0.33-1.09 Gyr -6.306 -3.198 -1.657
1.09-3.60 Gyr -4.694 -2.636 -1.205
3.60-11.87 Gyr -2.453 -1.158 0.598
11.87-13.18 Gyr 1.580 1.866 1.907