2025kpg results

Information

Transient
Name:AT2025kpg
Right ascension: 15h57m13.62s
Declination:27d15m29.68s
Discovery Date:May 17, 2025, 12:24 p.m.
Classification:None
Redshift:None
MW E(B-V):0.035
Host
Name:2025kpg
Right ascension: 15h57m13.60s
Declination:27d15m28.83s
Redshift:0.087018
Photometric Redshift:0.099
 

Cutout Download Report

Downloaded Unavailable
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_z
DES_i
DES_Y
 

Processing Status: completed

Task Name Status Time (s)
Cutout download processed 17.3
Transient MWEBV processed 0.04
Host match processed 3.34
Host information processed 0.1
Host MWEBV processed 0.08
Global aperture construction processed 0.71
Global aperture photometry processed 7.55
Validate global photometry processed 20.04
Global host SED inference processed 418.27
Local aperture photometry processed 7.2
Validate local photometry processed 0.03
Local host SED inference processed 513.27
 

Imaging data


 

Spectral Energy Distribution



 

Aperture Photometry


Aperture details

RA, DEC (J2000):15h57m13.62s, 27d15m29.68s
semi major axis, semi minor axis (arcsec):1.23, 1.23
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 47.5 0.36 19.708 0.008 AB
PanSTARRS_r 122.0 0.45 18.684 0.004 AB
DES_r 102.21 0.83 18.876 0.009 AB
PanSTARRS_i 189.41 0.53 18.206 0.003 AB
PanSTARRS_z 218.92 0.95 18.049 0.005 AB
DES_z 205.79 2.93 18.116 0.015 AB
PanSTARRS_y 258.98 1.97 17.867 0.008 AB

Aperture details

RA, DEC (J2000):15h57m13.60s, 27d15m29.01s
semi major axis, semi minor axis (arcsec):4.75, 3.49
angle (degrees, anti-clockwise from east):-142.16
Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 0.71 0.17 24.279 0.264 AB
GALEX_NUV 1.96 0.17 23.172 0.093 AB
SDSS_u 5.25 3.19 22.099 0.659 AB
SDSS_g 115.35 2.97 18.745 0.028 AB
DES_g 127.15 0.64 18.639 0.005 AB
PanSTARRS_g 128.24 0.95 18.630 0.008 AB
SDSS_r 270.26 4.57 17.821 0.018 AB
PanSTARRS_r 284.55 1.23 17.765 0.005 AB
DES_r 291.8 1.44 17.737 0.005 AB
SDSS_i 408.8 5.88 17.371 0.016 AB
PanSTARRS_i 416.16 1.57 17.352 0.004 AB
PanSTARRS_z 512.15 2.91 17.127 0.006 AB
SDSS_z 561.08 12.41 17.027 0.024 AB
DES_z 562.03 4.93 17.026 0.010 AB
PanSTARRS_y 605.37 6.28 16.945 0.011 AB
2MASS_J 911.54 116.26 15.606 0.138 Vega
2MASS_H 1125.18 168.15 14.904 0.162 Vega
2MASS_K 1256.23 173.43 14.315 0.150 Vega
WISE_W1 349.16 12.46 14.843 0.039 Vega
WISE_W2 203.99 16.28 14.787 0.087 Vega
WISE_W3 113.36 39.28 13.590 0.376 Vega
WISE_W4 246.69 287.18 11.300 1.264 Vega
 

Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.861 10.023 10.193
{\rm log}_{10}({\rm SFR}) -0.212 0.132 0.424
{\rm log}_{10}({\rm sSFR}) -10.296 -9.884 -9.500
{\rm stellar\ age} 5.943 7.560 11.250

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.366 -0.987 -0.648
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.947 -0.712 -0.455

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.999 1.245 1.498
\delta -0.461 -0.296 -0.097
\tau_1/\tau_2 0.486 0.827 1.205
Q_{PAH} 0.506 1.961 4.387
U_{min} 2.732 8.227 15.373
{\rm log}_{10}(\gamma_e)\, -3.373 -1.952 -0.869

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.090 -2.309 -0.851
{\rm log}_{10}(\tau_{AGN})\, 0.979 1.506 1.964

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.187 0.443 0.696
0.03-0.10 Gyr -1.955 -0.326 0.288
0.10-0.33 Gyr -3.191 -0.760 -0.037
0.33-1.07 Gyr -3.525 -0.773 0.015
1.07-3.48 Gyr -2.761 -0.573 0.097
3.48-11.35 Gyr -0.791 0.060 0.318
11.35-12.61 Gyr -0.543 0.298 1.277

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.299 10.358 10.464
{\rm log}_{10}({\rm SFR}) -1.055 -0.544 -0.097
{\rm log}_{10}({\rm sSFR}) -11.462 -10.892 -10.422
{\rm stellar\ age} 7.419 8.746 11.834

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.285 -0.986 -0.771
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.393 -0.111 0.281

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.351 0.488 0.629
\delta -0.869 -0.717 -0.537
\tau_1/\tau_2 0.615 1.056 1.492
Q_{PAH} 0.812 2.504 4.756
U_{min} 2.799 8.310 15.904
{\rm log}_{10}(\gamma_e)\, -2.873 -1.657 -0.709

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.031 -2.720 -1.811
{\rm log}_{10}(\tau_{AGN})\, 1.069 1.510 1.870

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.431 -0.730 -0.411
0.03-0.10 Gyr -1.266 -0.500 0.023
0.10-0.33 Gyr -2.433 -0.735 -0.148
0.33-1.07 Gyr -3.389 -1.019 -0.312
1.07-3.48 Gyr -2.822 -0.776 -0.008
3.48-11.35 Gyr -1.065 0.456 0.608
11.35-12.61 Gyr 0.303 1.022 1.600