2025kdv

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Information

Transient

Name: AT2025kdv
Right ascension: 21h10m05.89s
Declination: -8d28m42.83s
Discovery Date: May 7, 2025, 1:45 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.061

Host

Name: 2025kdv
Right ascension: 21h10m05.93s
Declination: -8d28m42.91s
Redshift: None
Photometric Redshift: 0.089
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 3.6
Cutout download processed 16.88
Global aperture construction processed 0.63
Local aperture photometry processed 6.24
Global aperture photometry processed 6.39
Validate local photometry processed 0.02
Validate global photometry processed 14.93
Host information processed 0.1
Global host SED inference processed 377.12
Local host SED inference processed 544.28
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.04
Log transient processing status processed None
 

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) = 21h10m05.89s, -8d28m42.83s
semi major axis, semi minor axis (arcsec) = 1.21, 1.21
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 64.25 0.37 19.380 0.006 AB
PanSTARRS_r 96.66 0.42 18.937 0.005 AB
DES_r 101.07 0.76 18.888 0.008 AB
PanSTARRS_i 119.35 0.3 18.708 0.003 AB
PanSTARRS_z 130.88 0.82 18.608 0.007 AB
DES_z 120.36 2.23 18.699 0.020 AB
PanSTARRS_y 137.99 2.19 18.550 0.017 AB

Aperture details

RA, DEC (J2000) = 21h10m05.94s, -8d28m42.80s
semi major axis, semi minor axis (arcsec) = 6.78, 4.91
angle (degrees, anti-clockwise from east) = -88.2

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 44.43 6.24 19.781 0.152 AB
GALEX_NUV 49.36 1.13 19.667 0.025 AB
DES_g 277.67 0.82 17.791 0.003 AB
PanSTARRS_g 278.84 1.29 17.787 0.005 AB
PanSTARRS_r 364.21 1.82 17.497 0.005 AB
DES_r 387.94 1.61 17.428 0.005 AB
PanSTARRS_i 454.54 1.31 17.256 0.003 AB
PanSTARRS_z 474.35 3.7 17.210 0.008 AB
DES_z 484.58 4.7 17.187 0.011 AB
PanSTARRS_y 512.53 10.29 17.126 0.022 AB
2MASS_J 639.87 186.12 15.990 0.316 Vega
2MASS_H 720.64 293.46 15.388 0.442 Vega
2MASS_K 907.87 293.26 14.667 0.351 Vega
WISE_W1 236.78 15.22 15.265 0.070 Vega
WISE_W2 167.19 20.09 15.003 0.130 Vega
WISE_W3 730.43 90.1 11.567 0.134 Vega
WISE_W4 338.97 592.14 10.955 1.897 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})\, 9.349 9.491 9.590
{\rm log}_{10}({\rm SFR}) -1.471 -0.803 -0.181
{\rm log}_{10}({\rm sSFR}) -10.979 -10.299 -9.670
{\rm stellar\ age} 2.763 5.517 7.068

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.836 -1.564 -1.127
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.635 -0.947 0.010

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.084 0.308 0.642
\delta -0.681 -0.223 0.224
\tau_1/\tau_2 0.746 1.080 1.426
Q_{PAH} 0.975 2.891 5.108
U_{min} 3.010 8.227 15.454
{\rm log}_{10}(\gamma_e)\, -2.888 -1.751 -0.600

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.556 -0.904 -0.295
{\rm log}_{10}(\tau_{AGN})\, 0.961 1.511 2.025

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.494 -1.027 -0.646
0.03-0.10 Gyr -1.728 -0.773 -0.056
0.10-0.33 Gyr -1.172 -0.330 0.271
0.33-1.06 Gyr -0.972 -0.308 0.131
1.06-3.47 Gyr -0.947 -0.403 -0.122
3.47-11.33 Gyr -1.354 -0.518 -0.261
11.33-12.59 Gyr -1.497 -0.557 -0.054

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.820 9.933 10.044
{\rm log}_{10}({\rm SFR}) -0.316 0.045 0.333
{\rm log}_{10}({\rm sSFR}) -10.241 -9.888 -9.593
{\rm stellar\ age} 3.596 5.276 6.402

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.492 -1.179 -0.905
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.634 -0.330 0.250

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.065 0.136 0.250
\delta -0.500 -0.054 0.231
\tau_1/\tau_2 0.768 1.126 1.495
Q_{PAH} 0.656 1.818 4.012
U_{min} 2.446 6.909 13.964
{\rm log}_{10}(\gamma_e)\, -2.820 -1.691 -0.594

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.709 -2.296 -1.582
{\rm log}_{10}(\tau_{AGN})\, 1.078 1.503 1.868

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.591 -0.376 -0.201
0.03-0.10 Gyr -0.287 0.151 0.468
0.10-0.33 Gyr 0.293 0.531 0.760
0.33-1.06 Gyr 0.127 0.384 0.606
1.06-3.47 Gyr -0.219 0.100 0.310
3.47-11.33 Gyr -0.481 -0.084 0.129
11.33-12.59 Gyr -0.679 -0.080 0.347