2025zlb

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Information

Transient

Name: AT2025zlb
Right ascension: 9h22m32.68s
Declination: -2d06m32.21s
Discovery Date: Oct. 1, 2025, 12:48 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.034

Host

Name:
Right ascension: 9h22m32.64s
Declination: -2d06m30.36s
Redshift: None
Photometric Redshift: 0.031
 

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 4.58
Cutout download processed 16.67
Global aperture construction processed 0.62
Local aperture photometry processed 6.23
Global aperture photometry processed 7.16
Validate local photometry processed 0.03
Validate global photometry processed 17.49
Host information processed 0.13
Global host SED inference processed 525.48
Local host SED inference processed 462.79
Transient information processed 0.0
Transient MWEBV processed 0.06
Host MWEBV processed 0.05
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) = 9h22m32.68s, -2d06m32.21s
semi major axis, semi minor axis (arcsec) = 3.22, 3.22
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 64.55 2.98 19.375 0.050 AB
SDSS_g 177.59 3.57 18.276 0.022 AB
DES_g 180.56 0.79 18.258 0.005 AB
PanSTARRS_g 167.1 0.87 18.343 0.006 AB
SDSS_r 270.57 4.52 17.819 0.018 AB
PanSTARRS_r 250.36 1.23 17.904 0.005 AB
DES_r 301.29 1.72 17.703 0.006 AB
SDSS_i 341.36 5.32 17.567 0.017 AB
PanSTARRS_i 302.76 1.13 17.697 0.004 AB
PanSTARRS_z 356.18 2.46 17.521 0.007 AB
SDSS_z 393.8 10.46 17.412 0.029 AB
DES_z 414.35 4.46 17.357 0.012 AB
PanSTARRS_y 403.02 6.12 17.387 0.016 AB
2MASS_J 315.21 90.12 16.759 0.310 Vega
2MASS_H 421.29 104.86 15.971 0.270 Vega
2MASS_K 466.43 148.5 15.390 0.346 Vega

Aperture details

RA, DEC (J2000) = 9h22m32.62s, -2d06m30.42s
semi major axis, semi minor axis (arcsec) = 17.01, 7.3
angle (degrees, anti-clockwise from east) = -125.69

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 89.1 6.82 19.025 0.083 AB
GALEX_NUV 122.52 4.86 18.679 0.043 AB
SDSS_u 277.85 8.81 17.790 0.034 AB
SDSS_g 630.47 7.26 16.901 0.013 AB
DES_g 515.1 1.53 17.120 0.003 AB
PanSTARRS_g 592.48 2.85 16.968 0.005 AB
SDSS_r 841.65 9.18 16.587 0.012 AB
PanSTARRS_r 834.17 4.12 16.597 0.005 AB
DES_r 786.67 3.2 16.661 0.004 AB
SDSS_i 984.21 11.57 16.417 0.013 AB
PanSTARRS_i 971.11 3.83 16.432 0.004 AB
PanSTARRS_z 1096.7 8.37 16.300 0.008 AB
SDSS_z 1028.17 32.92 16.370 0.035 AB
DES_z 1022.21 8.31 16.376 0.009 AB
PanSTARRS_y 1164.84 21.0 16.234 0.020 AB
2MASS_J 1419.8 322.77 15.125 0.247 Vega
2MASS_H 1027.79 374.43 15.003 0.396 Vega
2MASS_K 1095.3 532.17 14.463 0.528 Vega
WISE_W1 627.24 22.02 14.207 0.038 Vega
WISE_W2 393.44 32.08 14.074 0.089 Vega
WISE_W3 1157.83 140.45 11.067 0.132 Vega
WISE_W4 1894.3 777.67 9.086 0.446 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})\, 8.787 9.033 9.198
{\rm log}_{10}({\rm SFR}) -1.044 -0.501 -0.006
{\rm log}_{10}({\rm sSFR}) -10.130 -9.533 -8.847
{\rm stellar\ age} 3.664 6.630 8.434

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.575 -0.915 -0.415
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.756 -0.836 0.105

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.250 0.566 0.883
\delta -0.665 -0.239 0.076
\tau_1/\tau_2 0.615 0.957 1.373
Q_{PAH} 0.488 1.896 3.565
U_{min} 2.803 8.108 15.540
{\rm log}_{10}(\gamma_e)\, -3.453 -1.746 -0.776

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.147 -2.460 -1.018
{\rm log}_{10}(\tau_{AGN})\, 0.855 1.331 1.862

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.039 -0.758 -0.503
0.03-0.10 Gyr -1.113 -0.432 0.119
0.10-0.33 Gyr -1.753 -0.849 -0.312
0.33-1.10 Gyr -2.061 -1.126 -0.686
1.10-3.63 Gyr -1.930 -1.069 -0.722
3.63-12.01 Gyr -1.811 -0.972 -0.677
12.01-13.34 Gyr -1.851 -0.935 -0.307

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.362 9.525 9.665
{\rm log}_{10}({\rm SFR}) -0.184 0.138 0.398
{\rm log}_{10}({\rm sSFR}) -9.814 -9.363 -9.068
{\rm stellar\ age} 5.673 7.448 10.951

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.588 -1.238 -0.874
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.618 -0.192 0.377

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.161 0.269 0.422
\delta -0.639 -0.311 0.011
\tau_1/\tau_2 0.531 0.917 1.342
Q_{PAH} 0.495 1.282 2.587
U_{min} 3.261 8.754 16.534
{\rm log}_{10}(\gamma_e)\, -3.498 -2.631 -1.743

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.073 -2.232 -1.861
{\rm log}_{10}(\tau_{AGN})\, 0.875 1.159 1.570

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.604 -2.286 -1.329
0.03-0.10 Gyr -0.027 0.298 0.561
0.10-0.33 Gyr -2.474 -0.629 0.041
0.33-1.10 Gyr -3.128 -1.048 -0.482
1.10-3.63 Gyr -2.677 -0.758 -0.274
3.63-12.01 Gyr -1.607 -0.528 -0.239
12.01-13.34 Gyr -1.520 -0.320 0.653