2025zti

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Information

Transient

Name: AT2025zti
Right ascension: 20h46m35.78s
Declination: -11d29m06.71s
Discovery Date: Oct. 10, 2025, 9:12 p.m.
Classification: None
Redshift: None
MW E(B-V): 0.045

Host

Name: 162614
Right ascension: 20h46m36.12s
Declination: -11d28m57.15s
Redshift: 0.091506
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 6.1
Transient MWEBV processed 0.04
Host match processed 3.93
Host information processed 0.13
Host MWEBV processed 0.04
Global aperture construction processed 0.67
Global aperture photometry processed 6.25
Validate global photometry processed 15.56
Global host SED inference processed 430.17
Local aperture photometry processed 6.15
Validate local photometry processed 0.02
Local host SED inference processed 421.42
 

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) = 20h46m35.78s, -11d29m06.71s
semi major axis, semi minor axis (arcsec) = 1.17, 1.17
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
DES_g 10.59 0.2 21.338 0.020 AB
DES_r 22.32 0.39 20.528 0.019 AB
PanSTARRS_i 30.11 0.32 20.203 0.011 AB
PanSTARRS_z 33.01 0.9 20.103 0.030 AB
DES_z 39.3 1.82 19.914 0.050 AB
PanSTARRS_y 42.37 2.19 19.832 0.056 AB

Aperture details

RA, DEC (J2000) = 20h46m36.11s, -11d28m57.21s
semi major axis, semi minor axis (arcsec) = 27.76, 17.85
angle (degrees, anti-clockwise from east) = -135.65

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_NUV 129.12 8.15 18.622 0.069 AB
PanSTARRS_g 2108.7 5.19 15.590 0.003 AB
DES_r 4504.32 5.97 14.766 0.001 AB
PanSTARRS_i 6154.93 5.91 14.427 0.001 AB
PanSTARRS_z 7625.14 16.95 14.194 0.002 AB
DES_z 8240.43 26.98 14.110 0.004 AB
PanSTARRS_y 8232.31 40.93 14.111 0.005 AB
2MASS_J 11853.94 639.33 12.820 0.059 Vega
2MASS_H 14287.77 1023.73 12.145 0.078 Vega
2MASS_K 13573.8 1107.34 11.730 0.089 Vega
WISE_W1 7194.6 70.69 11.558 0.011 Vega
WISE_W2 4594.14 77.04 11.405 0.018 Vega
WISE_W3 9186.58 480.32 8.818 0.057 Vega
WISE_W4 9891.24 1671.79 7.292 0.184 Vega
 

Imaging data

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Spectral Energy Distribution

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Host SED inference


Local parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 9.044 9.170 9.302
{\rm log}_{10}({\rm SFR}) -1.755 -1.141 -0.460
{\rm log}_{10}({\rm sSFR}) -10.941 -10.315 -9.599
{\rm stellar\ age} 4.784 6.577 7.793

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.571 -0.872 -0.318
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.500 -0.404 0.247

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.364 0.774 1.303
\delta -0.394 -0.071 0.220
\tau_1/\tau_2 0.670 1.027 1.371
Q_{PAH} 0.985 2.830 5.243
U_{min} 2.937 7.798 14.917
{\rm log}_{10}(\gamma_e)\, -2.939 -1.983 -0.813

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.414 -0.378 0.029
{\rm log}_{10}(\tau_{AGN})\, 0.963 1.530 1.991

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -1.749 -1.130 -0.586
0.03-0.10 Gyr -2.041 -1.224 -0.436
0.10-0.33 Gyr -2.014 -1.162 -0.514
0.33-1.06 Gyr -1.804 -1.038 -0.492
1.06-3.47 Gyr -1.326 -0.776 -0.515
3.47-11.30 Gyr -1.150 -0.729 -0.532
11.30-12.56 Gyr -1.427 -0.757 -0.205

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 11.513 11.567 11.640
{\rm log}_{10}({\rm SFR}) 0.472 0.824 1.125
{\rm log}_{10}({\rm sSFR}) -11.130 -10.751 -10.426
{\rm stellar\ age} 7.200 7.937 10.575

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.743 -0.501 -0.332
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.720 -0.788 0.213

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.247 0.365 0.540
\delta -0.265 0.029 0.286
\tau_1/\tau_2 0.573 0.993 1.411
Q_{PAH} 1.068 1.913 3.133
U_{min} 2.578 7.202 14.845
{\rm log}_{10}(\gamma_e)\, -3.339 -2.556 -1.872

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -2.647 -1.924 -1.636
{\rm log}_{10}(\tau_{AGN})\, 0.943 1.264 1.659

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.248 0.756 1.019
0.03-0.10 Gyr 0.215 0.827 1.218
0.10-0.33 Gyr 0.118 0.788 1.224
0.33-1.06 Gyr -0.431 0.519 1.021
1.06-3.47 Gyr -0.073 0.885 1.465
3.47-11.30 Gyr 1.219 1.735 1.858
11.30-12.56 Gyr 1.269 1.988 2.669