2025gb

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Information

Transient

Name: AT2025gb
Right ascension: 8h56m07.23s
Declination: 42d02m13.33s
Discovery Date: Jan. 7, 2025, 5:56 a.m.
Classification: None
Redshift: None
MW E(B-V): 0.024

Host

Name: 2025gb
Right ascension: 8h56m07.23s
Declination: 42d02m11.07s
Redshift: 0.138012
Photometric Redshift: 0.105
 

Processing Status

Task Name Status Time taken (s) Warning Flag
Host match processed 2.24
Cutout download processed 16.15
Global aperture construction processed 0.83
Local aperture photometry processed 6.09
Global aperture photometry processed 6.23
Validate local photometry no valid phot 0.03
Validate global photometry processed 17.7
Host information processed 0.11
Global host SED inference processed 606.02
Local host SED inference not processed None
Transient information processed 0.0
Transient MWEBV processed 0.11
Host MWEBV processed 0.07
Log transient processing status blocked 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) = 8h56m07.23s, 42d02m13.33s
semi major axis, semi minor axis (arcsec) = 0.82, 0.82
angle (degrees, anti-clockwise from east) = 0.0

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

Aperture details

RA, DEC (J2000) = 8h56m07.25s, 42d02m11.25s
semi major axis, semi minor axis (arcsec) = 10.49, 4.99
angle (degrees, anti-clockwise from east) = -120.54

Filter Flux {\rm (\mu Jy)} Flux error {\rm (\mu Jy)} Mag Mag error
SDSS_u 50.85 6.55 19.634 0.140
SDSS_g 280.1 4.89 17.782 0.019
PanSTARRS_g 310.84 1.97 17.669 0.007
SDSS_r 612.03 7.33 16.933 0.013
PanSTARRS_r 624.94 2.3 16.910 0.004
SDSS_i 921.37 9.8 16.489 0.012
PanSTARRS_i 933.15 1.69 16.475 0.002
PanSTARRS_z 1153.92 4.42 16.245 0.004
SDSS_z 1250.18 26.64 16.158 0.023
PanSTARRS_y 1368.82 10.13 16.059 0.008
2MASS_J 1660.02 238.02 14.955 0.156
2MASS_H 2203.5 386.37 14.175 0.190
2MASS_K 2915.02 377.19 13.401 0.140
WISE_W2 899.28 32.27 13.176 0.039
WISE_W3 2624.49 128.29 10.178 0.053
WISE_W4 3447.75 906.12 8.436 0.285
 

Imaging data

 

Spectral Energy Distribution

 
 
 
 

Host SED inference


Local parameter details

Documentation

Global parameter details

Documentation

Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\, 10.888 10.995 11.081
{\rm log}_{10}({\rm SFR}) -0.085 0.425 0.784
{\rm log}_{10}({\rm sSFR}) -11.087 -10.570 -10.140
{\rm stellar\ age} 2.653 5.435 7.004

Metallicity parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot}) -0.608 -0.282 -0.072
{\rm log}_{10}(Z_{gas}/Z_{\odot})\, -1.459 0.064 0.367

Dust parameters
Parameter Lower (16%) Median (50%) Upper (84%)
\tau_2 0.292 0.545 0.879
\delta -0.701 -0.319 0.107
\tau_1/\tau_2 0.542 0.892 1.287
Q_{PAH} 0.617 1.714 3.893
U_{min} 2.249 7.238 14.355
{\rm log}_{10}(\gamma_e)\, -3.132 -2.250 -1.446

AGN parameters
Parameter Lower (16%) Median (50%) Upper (84%)
{\rm log}_{10}(f_{AGN})\, -3.998 -2.467 -1.280
{\rm log}_{10}(\tau_{AGN})\, 1.099 1.527 1.869

Binned star formation history
Lookback time Lower (16%) Median (50%) Upper (84%)
0.00-0.03 Gyr 0.086 0.590 0.874
0.03-0.10 Gyr -0.727 0.300 0.780
0.10-0.32 Gyr -0.740 0.453 1.072
0.32-1.04 Gyr 0.461 1.048 1.510
1.04-3.35 Gyr 0.860 1.239 1.577
3.35-10.80 Gyr 0.064 1.025 1.262
10.80-12.00 Gyr -0.419 0.872 1.472