2025ttu

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Information

Transient

Name: AT2025ttu
Right ascension: 5h52m37.22s
Declination: 32d26m40.49s
Discovery Date: Aug. 13, 2025, 11:54 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.481

Host

Name:
Right ascension: 5h52m37.61s
Declination: 32d26m47.64s
Redshift: 0.040265
Photometric Redshift:
 

Processing Status: completed

Task Name Status Time taken (s) Warning Flag
Cutout download processed 55.97
Transient MWEBV processed 0.09
Host match processed 8.15
Host information processed 0.18
Host MWEBV processed 0.04
Global aperture construction processed 0.73
Global aperture photometry processed 4.08
Validate global photometry processed 10.83
Global host SED inference processed 1068.11
Local aperture photometry processed 5.02
Validate local photometry processed 0.02
Local host SED inference processed 612.12
 

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) = 5h52m37.22s, 32d26m40.49s
semi major axis, semi minor axis (arcsec) = 2.51, 2.51
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 10.59 0.65 21.338 0.067 AB
PanSTARRS_r 27.49 0.89 20.302 0.035 AB
PanSTARRS_i 51.1 1.18 19.629 0.025 AB
PanSTARRS_z 75.53 2.61 19.205 0.038 AB
PanSTARRS_y 63.41 5.23 19.395 0.089 AB

Aperture details

RA, DEC (J2000) = 5h52m37.64s, 32d26m48.04s
semi major axis, semi minor axis (arcsec) = 12.12, 8.77
angle (degrees, anti-clockwise from east) = -136.91

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
PanSTARRS_g 449.03 2.69 17.269 0.006 AB
2MASS_J 4966.37 290.81 13.765 0.064 Vega
WISE_W1 2264.08 140.6 12.814 0.067 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})\, 8.948 9.056 9.166
{\rm log}_{10}({\rm SFR}) -3.255 -2.108 -1.426
{\rm log}_{10}({\rm sSFR}) -12.239 -11.135 -10.473
{\rm stellar\ age} 6.673 8.161 11.373

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.714 -1.309 -0.960
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.895 -1.557 -0.436

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.240 0.470 0.824
\delta -0.402 0.017 0.267
\tau_1/\tau_2 0.579 0.948 1.329
Q_{PAH} 0.806 2.944 5.504
U_{min} 3.377 8.987 15.825
{\rm log}_{10}(\gamma_e)\, -3.212 -2.073 -0.528

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.742 -0.573 -0.122
{\rm log}_{10}(\tau_{AGN})\, 1.067 1.485 1.946

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -3.857 -2.427 -1.730
0.03-0.10 Gyr -3.682 -2.096 -1.349
0.10-0.33 Gyr -3.254 -1.882 -1.191
0.33-1.09 Gyr -3.231 -1.859 -1.144
1.09-3.60 Gyr -2.925 -1.426 -0.828
3.60-11.90 Gyr -1.734 -0.894 -0.697
11.90-13.22 Gyr -1.330 -0.585 0.193

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.455 10.584 10.709
{\rm log}_{10}({\rm SFR}) -2.348 -0.664 0.253
{\rm log}_{10}({\rm sSFR}) -12.974 -11.184 -10.258
{\rm stellar\ age} 7.119 8.558 12.501

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -1.821 -1.508 -1.086
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.664 -0.650 0.163

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.109 0.229 0.395
\delta -0.832 -0.496 -0.065
\tau_1/\tau_2 0.440 0.911 1.401
Q_{PAH} 0.305 1.198 4.565
U_{min} 2.825 8.801 16.867
{\rm log}_{10}(\gamma_e)\, -3.511 -2.406 -1.082

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -4.198 -2.724 -1.466
{\rm log}_{10}(\tau_{AGN})\, 1.107 1.516 1.899

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -4.230 -1.475 -0.028
0.03-0.10 Gyr -3.361 -0.745 0.355
0.10-0.33 Gyr -4.032 -1.024 0.266
0.33-1.09 Gyr -4.653 -1.590 0.133
1.09-3.60 Gyr -3.719 -0.619 0.527
3.60-11.90 Gyr -1.752 0.487 0.824
11.90-13.22 Gyr -0.529 1.079 1.840