2025grk

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Information

Transient

Name: AT2025grk
Right ascension: 11h45m24.02s
Declination: -28d32m39.75s
Discovery Date: April 3, 2025, 9:23 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.069

Host

Name: 2025grk
Right ascension: 11h45m23.07s
Declination: -28d32m27.78s
Redshift: 0.064940
Photometric Redshift: 0.063
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.74
Cutout download processed 3.96
Global aperture construction processed 0.64
Local aperture photometry processed 3.81
Global aperture photometry processed 3.84
Validate local photometry processed 0.02
Validate global photometry processed 11.05
Host information processed 0.09
Global host SED inference processed 436.18
Local host SED inference failed 0.01
Transient information processed 0.0
Transient MWEBV processed 0.09
Host MWEBV processed 0.09
Log transient processing status blocked 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) = 11h45m24.02s, -28d32m39.75s
semi major axis, semi minor axis (arcsec) = 1.6, 1.6
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 0.24 0.47 25.454 2.113 AB
PanSTARRS_r -0.27 0.48 AB
PanSTARRS_i 0.95 0.6 23.956 0.681 AB
PanSTARRS_z 1.15 1.15 23.745 1.081 AB
PanSTARRS_y -5.65 2.67 AB

Aperture details

RA, DEC (J2000) = 11h45m23.05s, -28d32m27.65s
semi major axis, semi minor axis (arcsec) = 8.24, 7.58
angle (degrees, anti-clockwise from east) = -116.22

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 7.17 2.83 21.762 0.429 AB
GALEX_NUV 11.15 3.3 21.281 0.321 AB
PanSTARRS_g 603.86 2.43 16.948 0.004 AB
PanSTARRS_r 1273.5 2.56 16.138 0.002 AB
PanSTARRS_i 1905.13 3.0 15.700 0.002 AB
PanSTARRS_z 2391.27 5.8 15.453 0.003 AB
PanSTARRS_y 2875.37 13.29 15.253 0.005 AB
2MASS_J 3597.02 216.1 14.115 0.065 Vega
2MASS_H 4336.34 329.36 13.440 0.082 Vega
2MASS_K 4161.71 372.07 13.014 0.097 Vega
WISE_W1 1695.89 28.22 13.128 0.018 Vega
WISE_W2 968.64 33.55 13.096 0.038 Vega
WISE_W3 236.09 82.41 12.793 0.379 Vega
WISE_W4 15.3 587.0 14.318 41.647 Vega
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.695 10.771 10.870
{\rm log}_{10}({\rm SFR}) -2.052 -0.409 0.357
{\rm log}_{10}({\rm sSFR}) -12.792 -11.187 -10.407
{\rm stellar\ age} 7.301 8.040 11.754

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.417 -0.997 -0.731
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.480 -0.502 0.229

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.367 0.520 0.718
\delta -0.844 -0.596 -0.311
\tau_1/\tau_2 0.541 0.974 1.428
Q_{PAH} 0.456 1.286 2.362
U_{min} 2.964 8.880 17.259
{\rm log}_{10}(\gamma_e)\, -2.917 -1.822 -1.080

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.510 -3.650 -2.701
{\rm log}_{10}(\tau_{AGN})\, 1.076 1.605 1.961

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.758 -1.261 -0.334
0.03-0.10 Gyr -2.501 -0.342 0.508
0.10-0.33 Gyr -2.885 -0.416 0.434
0.33-1.08 Gyr -3.236 -0.657 0.249
1.08-3.54 Gyr -2.410 -0.180 0.600
3.54-11.60 Gyr -0.249 0.889 1.063
11.60-12.89 Gyr -0.344 1.125 1.979