2025lkq

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Information

Transient

Name: AT2025lkq
Right ascension: 2h30m36.38s
Declination: -31d35m49.01s
Discovery Date: May 23, 2025, 9:52 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.017

Host

Name: 2025lkq
Right ascension: 2h30m36.02s
Declination: -31d35m46.32s
Redshift: 0.015394
Photometric Redshift:
 

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 0.34
Cutout download processed 3.44
Global aperture construction processed 0.61
Local aperture photometry processed 2.11
Global aperture photometry processed 2.17
Validate local photometry processed 0.02
Validate global photometry processed 6.7
Host information processed 0.1
Global host SED inference processed 443.72
Local host SED inference processed 446.73
Transient information processed 0.0
Transient MWEBV processed 0.05
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) = 2h30m36.38s, -31d35m49.01s
semi major axis, semi minor axis (arcsec) = 6.38, 6.38
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 96.79 7.83 18.935 0.088 AB
GALEX_NUV 119.34 4.94 18.708 0.045 AB
PanSTARRS_r 1379.7 10.14 16.051 0.008 AB
PanSTARRS_i 1914.12 3.51 15.695 0.002 AB
2MASS_J 3241.29 142.81 14.228 0.048 Vega
2MASS_H 3783.52 204.67 13.588 0.059 Vega
2MASS_K 4073.34 263.19 13.037 0.070 Vega
WISE_W1 741.33 13.25 14.026 0.019 Vega

Aperture details

RA, DEC (J2000) = 2h30m36.04s, -31d35m45.54s
semi major axis, semi minor axis (arcsec) = 25.34, 10.58
angle (degrees, anti-clockwise from east) = -106.9

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 455.67 16.99 17.253 0.040 AB
GALEX_NUV 706.32 12.07 16.777 0.019 AB
PanSTARRS_r 5825.64 25.88 14.487 0.005 AB
2MASS_J 10868.47 371.58 12.915 0.037 Vega
2MASS_H 13239.3 533.01 12.228 0.044 Vega
2MASS_K 13138.67 686.84 11.766 0.057 Vega
WISE_W1 6208.47 43.94 11.719 0.008 Vega
WISE_W2 4028.58 49.16 11.548 0.013 Vega
WISE_W3 14832.88 170.25 8.298 0.012 Vega
WISE_W4 19464.83 1309.34 6.557 0.073 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})\, 9.129 9.219 9.301
{\rm log}_{10}({\rm SFR}) -1.655 -1.294 -0.950
{\rm log}_{10}({\rm sSFR}) -10.872 -10.495 -10.160
{\rm stellar\ age} 6.917 7.986 9.702

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.606 -1.314 -1.088
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.053 -0.544 0.057

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.056 0.113 0.197
\delta -0.764 -0.402 0.021
\tau_1/\tau_2 0.470 0.824 1.189
Q_{PAH} 0.244 1.024 2.809
U_{min} 2.538 7.685 14.862
{\rm log}_{10}(\gamma_e)\, -3.313 -2.386 -1.161

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.043 -2.669 -1.746
{\rm log}_{10}(\tau_{AGN})\, 1.141 1.583 1.927

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -2.130 -1.551 -1.293
0.03-0.10 Gyr -1.703 -1.227 -0.819
0.10-0.33 Gyr -1.580 -1.154 -0.825
0.33-1.10 Gyr -1.728 -1.193 -0.837
1.10-3.67 Gyr -1.614 -1.018 -0.713
3.67-12.20 Gyr -0.959 -0.688 -0.541
12.20-13.55 Gyr -0.996 -0.489 0.064

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.582 9.717 9.832
{\rm log}_{10}({\rm SFR}) -0.358 -0.060 0.238
{\rm log}_{10}({\rm sSFR}) -10.107 -9.776 -9.432
{\rm stellar\ age} 4.208 6.440 7.944

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.410 -0.109 0.028
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.763 -0.890 -0.218

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.207 0.365 0.570
\delta -0.386 -0.035 0.258
\tau_1/\tau_2 0.442 0.819 1.198
Q_{PAH} 0.422 1.128 2.332
U_{min} 2.178 6.210 12.251
{\rm log}_{10}(\gamma_e)\, -3.689 -2.780 -1.811

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.751 -2.560 -1.920
{\rm log}_{10}(\tau_{AGN})\, 0.988 1.432 1.889

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.516 -0.159 0.115
0.03-0.10 Gyr -0.504 -0.041 0.339
0.10-0.33 Gyr -0.590 -0.082 0.390
0.33-1.10 Gyr -0.667 -0.179 0.217
1.10-3.67 Gyr -0.580 -0.225 -0.010
3.67-12.20 Gyr -0.717 -0.275 -0.052
12.20-13.55 Gyr -0.887 -0.256 0.232