2025tll

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Information

Transient

Name: SN2025tll
Right ascension: 2h32m58.17s
Declination: 42d58m55.14s
Discovery Date: Aug. 10, 2025, 10:57 a.m.
Classification: SLSN-II
Redshift: 0.120000
MW E(B-V): 0.070

Host

Name:
Right ascension: 2h32m58.00s
Declination: 42d58m54.85s
Redshift: None
Photometric Redshift:
 

Processing Status: blocked

Task Name Status Time taken (s) Warning Flag
Cutout download processed 4.33
Transient MWEBV processed 0.11
Host match processed 5.16
Host information processed 0.1
Host MWEBV processed 0.04
Global aperture construction processed 0.68
Global aperture photometry processed 3.67
Validate global photometry processed 11.09
Global host SED inference processed 459.87
Local aperture photometry processed 4.0
Validate local photometry no valid phot 0.02
Local host SED inference not processed None
 

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) = 2h32m58.17s, 42d58m55.14s
semi major axis, semi minor axis (arcsec) = 0.93, 0.93
angle (degrees, anti-clockwise from east) = 0.0

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys

Data not available


Aperture details

RA, DEC (J2000) = 2h32m57.99s, 42d58m55.13s
semi major axis, semi minor axis (arcsec) = 5.86, 3.92
angle (degrees, anti-clockwise from east) = -111.05

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error Mag sys
GALEX_FUV 3.72 1.92 22.472 0.559 AB
PanSTARRS_r 225.48 1.52 18.017 0.007 AB
PanSTARRS_y 533.95 9.18 17.081 0.019 AB
WISE_W1 550.91 16.11 14.348 0.032 Vega
WISE_W2 532.83 20.79 13.745 0.042 Vega
WISE_W4 3071.43 606.29 8.562 0.214 Vega
 

Imaging data

Click the image to load the interactive plot.


 

Spectral Energy Distribution

 

Host SED inference


Local parameter details

Documentation

Data not available


Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.406 10.569 10.684
{\rm log}_{10}({\rm SFR}) -0.677 0.170 0.724
{\rm log}_{10}({\rm sSFR}) -11.316 -10.422 -9.737
{\rm stellar\ age} 5.494 7.176 10.140

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.513 -0.181 0.063
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.310 -0.470 0.109

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.246 0.429 0.678
\delta -0.821 -0.512 -0.148
\tau_1/\tau_2 0.574 0.950 1.344
Q_{PAH} 0.647 2.000 4.090
U_{min} 2.492 7.148 14.707
{\rm log}_{10}(\gamma_e)\, -3.151 -2.091 -1.106

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -1.282 -0.930 -0.506
{\rm log}_{10}(\tau_{AGN})\, 1.062 1.426 1.752

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr -0.736 0.102 0.511
0.03-0.10 Gyr -1.198 0.107 0.824
0.10-0.32 Gyr -1.556 -0.078 0.635
0.32-1.05 Gyr -1.582 -0.031 0.593
1.05-3.39 Gyr -1.177 0.283 0.685
3.39-10.99 Gyr -0.100 0.618 0.838
10.99-12.21 Gyr 0.079 0.820 1.674