2025kvd

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Information

Transient

Name: AT2025kvd
Right ascension: 20h15m17.39s
Declination: -12d29m26.61s
Discovery Date: May 20, 2025, 10:27 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.086

Host

Name: 2025kvd
Right ascension: 20h15m17.40s
Declination: -12d29m13.17s
Redshift: 0.027036
Photometric Redshift: 0.065
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 13.75
Transient MWEBV processed 0.09
Host match processed 5.1
Host information processed 0.09
Host MWEBV processed 0.05
Global aperture construction processed 0.7
Global aperture photometry processed 5.74
Validate global photometry processed 16.13
Global host SED inference processed 1040.26
Local aperture photometry processed 5.37
Validate local photometry processed 0.02
Local host SED inference processed 1086.02
 

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) = 20h15m17.39s, -12d29m26.61s
semi major axis, semi minor axis (arcsec) = 3.68, 3.68
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 33.35 4.27 20.092 0.139 AB
SDSS_g 55.03 2.33 19.548 0.046 AB
PanSTARRS_g 43.71 0.93 19.799 0.023 AB
SDSS_r 98.12 3.3 18.921 0.037 AB
PanSTARRS_r 83.04 1.1 19.102 0.014 AB
SDSS_i 135.6 4.64 18.569 0.037 AB
PanSTARRS_i 132.03 1.03 18.598 0.008 AB
PanSTARRS_z 130.56 3.43 18.610 0.029 AB
SDSS_z 186.91 13.38 18.221 0.078 AB
PanSTARRS_y 158.8 6.9 18.398 0.047 AB
2MASS_J 106.96 84.61 17.932 0.859 Vega
2MASS_H 239.71 148.64 16.583 0.673 Vega
2MASS_K 184.42 162.31 16.398 0.956 Vega

Aperture details

RA, DEC (J2000) = 20h15m17.35s, -12d29m12.50s
semi major axis, semi minor axis (arcsec) = 31.39, 27.55
angle (degrees, anti-clockwise from east) = -102.42

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_u 1661.48 33.91 15.849 0.022 AB
PanSTARRS_g 5044.87 7.32 14.643 0.002 AB
PanSTARRS_r 8863.05 9.0 14.031 0.001 AB
PanSTARRS_i 12486.67 8.21 13.659 0.001 AB
2MASS_K 14158.44 1301.29 11.685 0.100 Vega
WISE_W1 7727.1 228.22 11.481 0.032 Vega
WISE_W2 4309.37 162.52 11.475 0.041 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 8.738 8.865 9.002
{\rm log}_{10}({\rm SFR}) -1.090 -0.452 0.077
{\rm log}_{10}({\rm sSFR}) -9.905 -9.299 -8.836
{\rm stellar\ age} 6.667 8.571 12.080

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.892 -1.672 -1.265
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.285 0.309 0.447

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.689 1.171 1.599
\delta -0.189 0.052 0.234
\tau_1/\tau_2 0.596 1.035 1.448
Q_{PAH} 0.349 1.205 2.893
U_{min} 2.827 8.706 16.804
{\rm log}_{10}(\gamma_e)\, -3.580 -2.695 -1.516

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.998 -2.086 -0.883
{\rm log}_{10}(\tau_{AGN})\, 0.957 1.294 1.798

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.046 -1.340 -0.879
0.03-0.10 Gyr -1.012 -0.311 0.222
0.10-0.33 Gyr -3.670 -1.762 -0.925
0.33-1.10 Gyr -5.121 -2.427 -1.437
1.10-3.64 Gyr -4.595 -2.082 -1.234
3.64-12.06 Gyr -2.877 -1.232 -0.954
12.06-13.39 Gyr -1.547 -0.579 0.055

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.658 10.787 10.879
{\rm log}_{10}({\rm SFR}) -2.393 -0.528 0.482
{\rm log}_{10}({\rm sSFR}) -13.088 -11.329 -10.191
{\rm stellar\ age} 7.829 11.070 12.693

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.853 -1.577 -1.108
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.411 -0.126 0.315

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.148 0.254 0.362
\delta -0.491 0.025 0.293
\tau_1/\tau_2 0.465 0.986 1.487
Q_{PAH} 0.346 1.205 3.611
U_{min} 3.831 10.660 18.574
{\rm log}_{10}(\gamma_e)\, -3.423 -1.945 -0.897

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.446 -3.506 -2.407
{\rm log}_{10}(\tau_{AGN})\, 1.028 1.579 1.968

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.395 -1.516 -0.041
0.03-0.10 Gyr -3.595 -0.642 0.581
0.10-0.33 Gyr -4.453 -1.586 0.152
0.33-1.10 Gyr -5.292 -2.650 -0.224
1.10-3.64 Gyr -3.908 -1.803 0.189
3.64-12.06 Gyr -1.837 0.443 0.992
12.06-13.39 Gyr -0.113 1.749 2.007