2025akpk

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Information

Transient

Name: AT2025akpk
Right ascension: 4h26m33.57s
Declination: 28d36m31.55s
Discovery Date: Aug. 23, 2025, 2:24 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.680

Host

Name: 04263395+2836276
Right ascension: 4h26m33.95s
Declination: 28d36m27.64s
Redshift: 0.032188
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 8.81
Transient MWEBV processed 0.04
Host match processed 4.14
Host information processed 0.17
Host MWEBV processed 0.04
Global aperture construction processed 0.7
Global aperture photometry processed 3.37
Validate global photometry processed 9.93
Global host SED inference processed 738.51
Local aperture photometry processed 3.34
Validate local photometry processed 0.02
Local host SED inference processed 595.74
 

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) = 4h26m33.57s, 28d36m31.55s
semi major axis, semi minor axis (arcsec) = 3.11, 3.11
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 7.42 1.77 21.724 0.259 AB
SDSS_g 30.68 1.81 20.183 0.064 AB
PanSTARRS_r 109.62 1.51 18.800 0.015 AB
PanSTARRS_i 197.11 1.0 18.163 0.006 AB
SDSS_z 321.4 8.36 17.632 0.028 AB
PanSTARRS_y 402.49 6.72 17.388 0.018 AB
2MASS_J 556.62 64.05 16.141 0.125 Vega
2MASS_H 935.9 114.24 15.104 0.133 Vega
2MASS_K 836.28 110.19 14.756 0.143 Vega

Aperture details

RA, DEC (J2000) = 4h26m33.95s, 28d36m27.31s
semi major axis, semi minor axis (arcsec) = 17.91, 14.92
angle (degrees, anti-clockwise from east) = -10.94

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
SDSS_g 542.64 8.58 17.064 0.017 AB
SDSS_z 5151.24 41.16 14.620 0.009 AB
PanSTARRS_y 6080.68 35.08 14.440 0.006 AB
2MASS_H 12090.54 606.05 12.326 0.054 Vega
WISE_W1 7478.07 61.95 11.517 0.009 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})\, 8.915 9.317 9.512
{\rm log}_{10}({\rm SFR}) -0.804 -0.070 0.410
{\rm log}_{10}({\rm sSFR}) -10.201 -9.467 -8.685
{\rm stellar\ age} 0.735 6.155 8.194

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.310 -0.621 -0.249
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.661 0.026 0.353

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.358 0.652 0.913
\delta -0.545 -0.241 0.032
\tau_1/\tau_2 0.649 1.071 1.484
Q_{PAH} 0.529 2.289 4.436
U_{min} 2.869 8.669 16.040
{\rm log}_{10}(\gamma_e)\, -3.526 -2.480 -1.274

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.953 -2.143 -1.169
{\rm log}_{10}(\tau_{AGN})\, 0.856 1.316 1.835

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.449 -0.668 -0.345
0.03-0.10 Gyr -0.865 0.053 0.553
0.10-0.33 Gyr -1.308 -0.375 0.342
0.33-1.10 Gyr -2.550 -0.852 -0.408
1.10-3.62 Gyr -3.068 -0.888 -0.435
3.62-11.99 Gyr -3.342 -0.818 -0.401
11.99-13.33 Gyr -3.352 -0.766 0.021

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.359 10.516 10.704
{\rm log}_{10}({\rm SFR}) -0.259 0.494 1.166
{\rm log}_{10}({\rm sSFR}) -10.843 -10.055 -9.303
{\rm stellar\ age} 2.844 6.320 8.499

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.130 -0.652 -0.353
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.826 -1.442 -0.172

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.179 0.367 0.548
\delta -0.752 -0.228 0.169
\tau_1/\tau_2 0.514 0.930 1.320
Q_{PAH} 0.620 1.637 3.427
U_{min} 2.057 6.098 13.464
{\rm log}_{10}(\gamma_e)\, -3.751 -3.108 -1.829

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.577 -1.937 -1.612
{\rm log}_{10}(\tau_{AGN})\, 0.827 1.150 1.713

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.979 0.265 0.624
0.03-0.10 Gyr -0.824 0.495 1.301
0.10-0.33 Gyr -0.676 0.608 1.215
0.33-1.10 Gyr -0.857 0.443 0.914
1.10-3.62 Gyr -0.418 0.550 0.939
3.62-11.99 Gyr -0.797 0.446 0.798
11.99-13.33 Gyr -1.036 0.467 1.234