2025stk

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Information

Transient

Name: AT2025stk
Right ascension: 0h01m15.12s
Declination: 31d22m29.51s
Discovery Date: July 28, 2025, 1:02 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.042

Host

Name: 1944121
Right ascension: 0h01m14.98s
Declination: 31d22m26.68s
Redshift: 0.041802
Photometric Redshift: 0.042
 

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 4.84
Cutout download processed 46.76
Global aperture construction processed 0.68
Local aperture photometry processed 6.62
Global aperture photometry processed 5.74
Validate local photometry processed 0.03
Validate global photometry processed 17.34
Host information processed 0.18
Global host SED inference processed 370.65
Local host SED inference processed 482.51
Transient information processed 0.0
Transient MWEBV processed 0.04
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) = 0h01m15.12s, 31d22m29.51s
semi major axis, semi minor axis (arcsec) = 2.42, 2.42
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 57.09 2.43 19.509 0.046 AB
SDSS_g 194.96 3.67 18.175 0.020 AB
DES_g 199.14 0.63 18.152 0.003 AB
PanSTARRS_g 208.82 0.61 18.101 0.003 AB
SDSS_r 365.45 5.05 17.493 0.015 AB
PanSTARRS_r 377.46 0.65 17.458 0.002 AB
DES_r 395.77 1.48 17.406 0.004 AB
SDSS_i 518.89 6.15 17.112 0.013 AB
PanSTARRS_i 517.07 0.79 17.116 0.002 AB
PanSTARRS_z 614.44 1.75 16.929 0.003 AB
SDSS_z 654.94 8.76 16.860 0.015 AB
DES_z 650.27 4.18 16.867 0.007 AB
PanSTARRS_y 760.06 3.93 16.698 0.006 AB

Aperture details

RA, DEC (J2000) = 0h01m15.00s, 31d22m27.26s
semi major axis, semi minor axis (arcsec) = 17.75, 14.27
angle (degrees, anti-clockwise from east) = -142.62

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 114.75 2.96 18.751 0.028 AB
GALEX_NUV 165.38 2.17 18.354 0.014 AB
SDSS_u 460.21 11.42 17.243 0.027 AB
SDSS_g 1512.98 10.87 15.950 0.008 AB
DES_g 1603.29 1.93 15.887 0.001 AB
PanSTARRS_g 1614.36 3.51 15.880 0.002 AB
SDSS_r 2612.73 14.6 15.357 0.006 AB
PanSTARRS_r 2683.74 3.61 15.328 0.001 AB
DES_r 2879.43 4.24 15.252 0.002 AB
SDSS_i 3560.61 19.18 15.021 0.006 AB
PanSTARRS_i 3582.77 4.61 15.014 0.001 AB
PanSTARRS_z 4133.65 10.95 14.859 0.003 AB
SDSS_z 4491.13 41.64 14.769 0.010 AB
DES_z 4426.85 11.67 14.785 0.003 AB
PanSTARRS_y 5087.44 25.45 14.634 0.005 AB
2MASS_J 5089.59 360.61 13.738 0.077 Vega
2MASS_H 7124.81 563.72 12.900 0.086 Vega
2MASS_K 5477.06 646.06 12.716 0.128 Vega
WISE_W1 2898.01 36.43 12.546 0.014 Vega
WISE_W2 1727.79 40.66 12.467 0.026 Vega
WISE_W3 5823.95 160.47 9.313 0.030 Vega
WISE_W4 4997.14 850.63 8.033 0.185 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})\, 9.681 9.772 9.883
{\rm log}_{10}({\rm SFR}) -1.280 -0.610 -0.117
{\rm log}_{10}({\rm sSFR}) -11.071 -10.432 -9.852
{\rm stellar\ age} 6.702 7.976 10.779

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.556 -1.020 -0.575
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.917 0.224 0.398

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.285 0.714 1.035
\delta -0.401 -0.026 0.264
\tau_1/\tau_2 0.625 0.987 1.343
Q_{PAH} 0.452 2.002 4.118
U_{min} 2.618 7.371 14.303
{\rm log}_{10}(\gamma_e)\, -3.359 -2.004 -0.887

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.862 -1.716 -0.695
{\rm log}_{10}(\tau_{AGN})\, 0.939 1.345 1.930

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.203 -0.708 -0.354
0.03-0.10 Gyr -1.517 -0.621 -0.018
0.10-0.33 Gyr -1.765 -0.818 -0.208
0.33-1.09 Gyr -1.783 -0.869 -0.307
1.09-3.60 Gyr -1.670 -0.590 -0.137
3.60-11.88 Gyr -0.574 -0.135 0.034
11.88-13.20 Gyr -0.444 0.103 0.810

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.429 10.471 10.524
{\rm log}_{10}({\rm SFR}) 0.090 0.291 0.500
{\rm log}_{10}({\rm sSFR}) -10.407 -10.188 -9.975
{\rm stellar\ age} 7.225 7.827 9.234

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.702 -0.552 -0.436
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, 0.046 0.185 0.334

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.165 0.250 0.368
\delta -0.541 -0.301 -0.093
\tau_1/\tau_2 0.673 1.005 1.362
Q_{PAH} 0.632 1.440 2.489
U_{min} 2.914 7.740 14.441
{\rm log}_{10}(\gamma_e)\, -2.708 -1.989 -1.403

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.351 -3.454 -2.514
{\rm log}_{10}(\tau_{AGN})\, 1.072 1.597 1.956

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.075 0.066 0.187
0.03-0.10 Gyr 0.100 0.368 0.612
0.10-0.33 Gyr -0.110 0.226 0.465
0.33-1.09 Gyr -0.279 0.054 0.257
1.09-3.60 Gyr -0.293 0.172 0.419
3.60-11.88 Gyr 0.465 0.629 0.719
11.88-13.20 Gyr 0.349 0.767 1.253