2025knc

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Information

Transient

Name: AT2025knc
Right ascension: 7h51m20.06s
Declination: 7d17m18.80s
Discovery Date: May 13, 2025, 6:40 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.021

Host

Name: 2025knc
Right ascension: 7h51m20.08s
Declination: 7d17m16.99s
Redshift: 0.067180
Photometric Redshift: 0.059
 

Processing Status

Cutout download
 Cutout download
processed
 status
Transient information
Transient information
processed
 status
Transient MWEBV
Transient MWEBV
processed
 status
Host match
 Host match
processed
 status
Host information
Host information
processed
 status
Local aperture photometry
 Local aperture photometry
processed
 status
Validate local photometry
 Validate local photometry
processed
 status
Local host SED inference
Local host SED inference
processed
 status
Host MWEBV
Host MWEBV
processed
 status
Global host SED inference
Global host SED inference
processed
 status
Validate global photometry
Validate global photometr...
processed
 status
Global aperture construction
 Global aperture construct...
processed
 status
Global aperture photometry
 Global aperture photometr...
processed
 status
Task Name Status Time taken (s) Warning Flag
Host match processed 2.59
Cutout download processed 17.44
Global aperture construction processed 0.71
Local aperture photometry processed 5.65
Global aperture photometry processed 5.25
Validate local photometry processed 0.02
Validate global photometry processed 13.28
Host information processed 0.09
Global host SED inference processed 510.74
Local host SED inference processed 521.33
Transient information processed 0.0
Transient MWEBV processed 0.05
Host MWEBV processed 0.07
Processing status completed N/A N/A
 

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) = 7h51m20.06s, 7d17m18.80s
semi major axis, semi minor axis (arcsec) = 1.56, 1.56
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 32.46 1.84 20.122 0.062 AB
SDSS_g 163.98 3.35 18.363 0.022 AB
PanSTARRS_g 216.93 0.39 18.059 0.002 AB
PanSTARRS_r 429.87 0.53 17.317 0.001 AB
PanSTARRS_i 616.59 0.76 16.925 0.001 AB
PanSTARRS_z 781.53 1.26 16.668 0.002 AB
SDSS_z 688.5 8.24 16.805 0.013 AB
DES_z 752.89 10.6 16.708 0.015 AB
PanSTARRS_y 904.7 2.58 16.509 0.003 AB

Aperture details

RA, DEC (J2000) = 7h51m20.07s, 7d17m17.13s
semi major axis, semi minor axis (arcsec) = 11.31, 10.21
angle (degrees, anti-clockwise from east) = -37.02

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 10.92 3.03 21.304 0.301 AB
GALEX_NUV 12.14 3.45 21.190 0.309 AB
PanSTARRS_g 1448.97 2.23 15.997 0.002 AB
PanSTARRS_r 2913.34 2.94 15.239 0.001 AB
PanSTARRS_i 4174.64 4.5 14.848 0.001 AB
PanSTARRS_z 5162.12 7.52 14.618 0.002 AB
DES_z 5518.55 29.05 14.545 0.006 AB
PanSTARRS_y 6083.62 17.35 14.440 0.003 AB
2MASS_J 8033.95 311.37 13.243 0.042 Vega
2MASS_H 8020.08 495.9 12.772 0.067 Vega
2MASS_K 8900.23 542.75 12.189 0.066 Vega
WISE_W1 3479.62 39.68 12.347 0.012 Vega
WISE_W2 1980.79 40.0 12.319 0.022 Vega
WISE_W3 422.42 126.7 12.162 0.326 Vega
WISE_W4 770.03 703.84 10.064 0.992 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})\, 10.138 10.252 10.374
{\rm log}_{10}({\rm SFR}) -2.236 -1.147 -0.352
{\rm log}_{10}({\rm sSFR}) -12.533 -11.389 -10.538
{\rm stellar\ age} 6.113 7.799 11.249

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.622 -1.127 -0.747
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.593 -0.803 0.006

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.335 0.628 1.010
\delta -0.831 -0.562 -0.204
\tau_1/\tau_2 0.589 0.951 1.332
Q_{PAH} 0.567 2.402 5.065
U_{min} 2.648 8.039 14.770
{\rm log}_{10}(\gamma_e)\, -3.402 -2.511 -0.941

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.181 -0.873 -0.166
{\rm log}_{10}(\tau_{AGN})\, 1.040 1.397 1.948

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.640 -1.247 -0.448
0.03-0.10 Gyr -2.780 -1.263 -0.331
0.10-0.33 Gyr -2.778 -1.074 0.034
0.33-1.08 Gyr -2.838 -0.882 0.147
1.08-3.53 Gyr -2.183 -0.328 0.346
3.53-11.58 Gyr -0.596 0.322 0.528
11.58-12.87 Gyr -0.400 0.563 1.418

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.098 11.199 11.230
{\rm log}_{10}({\rm SFR}) -2.342 -1.512 -0.961
{\rm log}_{10}({\rm sSFR}) -13.517 -12.685 -12.133
{\rm stellar\ age} 8.776 12.101 12.217

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.761 -0.598 -0.472
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.459 -0.631 0.121

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.053 0.121 0.239
\delta -0.686 -0.342 -0.021
\tau_1/\tau_2 0.500 1.002 1.456
Q_{PAH} 0.285 1.222 3.215
U_{min} 3.627 9.721 17.422
{\rm log}_{10}(\gamma_e)\, -1.462 -0.866 -0.410

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.441 -3.655 -2.692
{\rm log}_{10}(\tau_{AGN})\, 1.049 1.578 1.955

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.933 -1.593 -0.998
0.03-0.10 Gyr -3.649 -1.712 -0.931
0.10-0.33 Gyr -4.514 -2.086 -1.035
0.33-1.08 Gyr -5.333 -2.273 -0.929
1.08-3.53 Gyr -3.930 -1.787 -0.360
3.53-11.58 Gyr -1.841 -0.244 1.286
11.58-12.87 Gyr 1.666 2.334 2.373