2025knb

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Information

Transient

Name: AT2025knb
Right ascension: 10h41m11.24s
Declination: -14d03m56.48s
Discovery Date: May 13, 2025, 7:46 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.041

Host

Name: 2025knb
Right ascension: 10h41m11.41s
Declination: -14d04m00.03s
Redshift: None
Photometric Redshift: 0.081
 

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 1.46
Cutout download processed 4.35
Global aperture construction processed 0.65
Local aperture photometry processed 4.13
Global aperture photometry processed 4.76
Validate local photometry processed 0.02
Validate global photometry processed 12.04
Host information processed 0.09
Global host SED inference processed 485.19
Local host SED inference processed 461.99
Transient information processed 0.0
Transient MWEBV processed 0.04
Host MWEBV processed 0.04
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) = 10h41m11.24s, -14d03m56.48s
semi major axis, semi minor axis (arcsec) = 1.32, 1.32
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 4.95 0.34 22.163 0.075 AB
PanSTARRS_r 6.92 0.54 21.799 0.084 AB
PanSTARRS_i 8.31 0.62 21.601 0.082 AB
PanSTARRS_z 7.64 0.73 21.693 0.103 AB
PanSTARRS_y 9.0 2.12 21.515 0.256 AB

Aperture details

RA, DEC (J2000) = 10h41m11.41s, -14d03m59.71s
semi major axis, semi minor axis (arcsec) = 8.41, 7.24
angle (degrees, anti-clockwise from east) = -176.15

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 25.03 3.66 20.404 0.159 AB
GALEX_NUV 42.07 2.91 19.840 0.075 AB
PanSTARRS_g 181.51 2.01 18.253 0.012 AB
PanSTARRS_r 261.75 3.19 17.855 0.013 AB
PanSTARRS_i 313.52 3.71 17.659 0.013 AB
PanSTARRS_z 356.1 4.28 17.521 0.013 AB
PanSTARRS_y 411.7 12.5 17.364 0.033 AB
2MASS_J 602.24 177.52 16.056 0.320 Vega
2MASS_H -120.12 278.36 Vega
2MASS_K 417.98 396.57 15.509 1.030 Vega
WISE_W1 187.58 12.14 15.518 0.070 Vega
WISE_W2 133.22 17.19 15.250 0.140 Vega
WISE_W3 171.21 87.87 13.142 0.557 Vega
WISE_W4 343.82 475.75 10.939 1.502 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})\, 7.830 8.147 8.338
{\rm log}_{10}({\rm SFR}) -1.976 -1.325 -0.582
{\rm log}_{10}({\rm sSFR}) -10.221 -9.442 -8.524
{\rm stellar\ age} 0.692 4.619 6.711

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.635 -1.008 -0.255
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.547 -0.802 0.000

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.266 0.618 1.244
\delta -0.327 0.061 0.278
\tau_1/\tau_2 0.648 1.046 1.426
Q_{PAH} 1.089 3.024 5.419
U_{min} 3.257 8.564 15.794
{\rm log}_{10}(\gamma_e)\, -2.673 -1.602 -0.636

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.212 -0.092 0.294
{\rm log}_{10}(\tau_{AGN})\, 1.080 1.572 1.942

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.123 -1.445 -0.951
0.03-0.10 Gyr -2.136 -1.316 -0.483
0.10-0.33 Gyr -2.220 -1.437 -0.821
0.33-1.07 Gyr -2.859 -1.640 -1.183
1.07-3.49 Gyr -3.673 -1.859 -1.487
3.49-11.42 Gyr -4.167 -2.033 -1.593
11.42-12.69 Gyr -3.994 -2.105 -1.412

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.692 9.784 9.903
{\rm log}_{10}({\rm SFR}) -0.038 0.275 0.554
{\rm log}_{10}({\rm sSFR}) -9.843 -9.505 -9.199
{\rm stellar\ age} 5.446 6.677 8.569

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.022 -0.693 -0.457
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -0.990 0.131 0.385

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.060 0.123 0.249
\delta -0.766 -0.350 0.094
\tau_1/\tau_2 0.650 1.074 1.473
Q_{PAH} 0.884 2.439 4.427
U_{min} 2.659 7.999 15.349
{\rm log}_{10}(\gamma_e)\, -2.588 -1.500 -0.567

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.987 -2.695 -1.822
{\rm log}_{10}(\tau_{AGN})\, 1.037 1.514 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.293 -1.045 -0.581
0.03-0.10 Gyr 0.096 0.429 0.714
0.10-0.33 Gyr -0.453 0.219 0.496
0.33-1.07 Gyr -1.239 -0.265 0.039
1.07-3.49 Gyr -1.079 -0.288 -0.027
3.49-11.42 Gyr -0.530 -0.168 0.007
11.42-12.69 Gyr -0.613 -0.008 0.677